path: root/kicad/baseband.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 6
Title "Picardy Anglian Mashup"
Date ""
Rev ""
Comp "HB9EGM"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Device:C_Small C?
U 1 1 5E312505
P 1400 1200
F 0 "C?" V 1263 1200 50  0000 C CNN
F 1 "180pF" V 1172 1200 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1400 1200 50  0001 C CNN
F 3 "~" H 1400 1200 50  0001 C CNN
	1    1400 1200
	0    -1   -1   0   
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E312B4C
P 600 1650
F 0 "C?" H 508 1604 50  0000 R CNN
F 1 "1.6nF" H 508 1695 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 600 1650 50  0001 C CNN
F 3 "~" H 600 1650 50  0001 C CNN
	1    600  1650
	-1   0    0    1   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E316F0C
P 950 1800
F 0 "#PWR?" H 950 1550 50  0001 C CNN
F 1 "GNDA" H 955 1627 50  0000 C CNN
F 2 "" H 950 1800 50  0001 C CNN
F 3 "" H 950 1800 50  0001 C CNN
	1    950  1800
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 5E318E2C
P 2800 1050
F 0 "R?" H 2870 1096 50  0000 L CNN
F 1 "3.3K" H 2870 1005 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 2730 1050 50  0001 C CNN
F 3 "~" H 2800 1050 50  0001 C CNN
	1    2800 1050
	1    0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E319E0E
P 3150 900
F 0 "#PWR?" H 3150 650 50  0001 C CNN
F 1 "GNDA" H 3155 727 50  0000 C CNN
F 2 "" H 3150 900 50  0001 C CNN
F 3 "" H 3150 900 50  0001 C CNN
	1    3150 900 
	-1   0    0    1   
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E31A2DF
P 2700 1500
F 0 "C?" V 2471 1500 50  0000 C CNN
F 1 "2.2nF" V 2562 1500 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2700 1500 50  0001 C CNN
F 3 "~" H 2700 1500 50  0001 C CNN
	1    2700 1500
	0    1    1    0   
$EndComp
Wire Wire Line
	2600 1500 2400 1500
$Comp
L Device:C_Small C?
U 1 1 5E31A93D
P 3150 1350
F 0 "C?" H 3058 1304 50  0000 R CNN
F 1 "0.1uF" H 3058 1395 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3150 1350 50  0001 C CNN
F 3 "~" H 3150 1350 50  0001 C CNN
	1    3150 1350
	-1   0    0    1   
$EndComp
Wire Wire Line
	3150 1250 3150 1200
Wire Wire Line
	3150 1450 3150 1500
Wire Wire Line
	3150 1500 2900 1500
$Comp
L mpb:SA602A U?
U 1 1 5E31F1E8
P 3550 2050
F 0 "U?" H 3250 2450 50  0000 C CNN
F 1 "SA602A" H 3800 2450 50  0000 C CNN
F 2 "Package_SO:SO-8_3.9x4.9mm_P1.27mm" H 3500 2050 50  0001 C CNN
F 3 "" H 3500 2050 50  0001 C CNN
	1    3550 2050
	1    0    0    -1  
$EndComp
Wire Wire Line
	2900 1500 2900 1800
Wire Wire Line
	2900 1800 3050 1800
Connection ~ 2900 1500
Wire Wire Line
	2900 1500 2800 1500
$Comp
L Device:C_Small C?
U 1 1 5E3202CC
P 3700 1300
F 0 "C?" H 3608 1254 50  0000 R CNN
F 1 "0.1uF" H 3608 1345 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3700 1300 50  0001 C CNN
F 3 "~" H 3700 1300 50  0001 C CNN
	1    3700 1300
	-1   0    0    1   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E3208B5
P 3550 2500
F 0 "#PWR?" H 3550 2250 50  0001 C CNN
F 1 "GNDA" H 3555 2327 50  0000 C CNN
F 2 "" H 3550 2500 50  0001 C CNN
F 3 "" H 3550 2500 50  0001 C CNN
	1    3550 2500
	1    0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E320C31
P 3700 1400
F 0 "#PWR?" H 3700 1150 50  0001 C CNN
F 1 "GNDA" H 3705 1227 50  0000 C CNN
F 2 "" H 3700 1400 50  0001 C CNN
F 3 "" H 3700 1400 50  0001 C CNN
	1    3700 1400
	1    0    0    -1  
$EndComp
Wire Wire Line
	3550 1600 3550 1200
Wire Wire Line
	3550 1200 3700 1200
$Comp
L Device:L_Core_Iron L?
U 1 1 5E321D59
P 3550 1050
F 0 "L?" H 3638 1096 50  0000 L CNN
F 1 "200uH" H 3638 1005 50  0000 L CNN
F 2 "Inductor_SMD:L_7.3x7.3_H4.5" H 3550 1050 50  0001 C CNN
F 3 "~" H 3550 1050 50  0001 C CNN
	1    3550 1050
	1    0    0    -1  
$EndComp
Connection ~ 3550 1200
$Comp
L Device:C_Small C?
U 1 1 5E3222CF
P 3900 650
F 0 "C?" H 3808 604 50  0000 R CNN
F 1 "0.1uF" H 3808 695 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3900 650 50  0001 C CNN
F 3 "~" H 3900 650 50  0001 C CNN
	1    3900 650 
	-1   0    0    1   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E322B6E
P 3900 750
F 0 "#PWR?" H 3900 500 50  0001 C CNN
F 1 "GNDA" H 3905 577 50  0000 C CNN
F 2 "" H 3900 750 50  0001 C CNN
F 3 "" H 3900 750 50  0001 C CNN
	1    3900 750 
	1    0    0    -1  
$EndComp
Wire Wire Line
	3900 550  3550 550 
Wire Wire Line
	3550 550  3550 900 
Wire Wire Line
	3450 550  3550 550 
Connection ~ 3550 550 
NoConn ~ 3050 2300
$Comp
L Device:C_Small C?
U 1 1 5E324B86
P 2850 2200
F 0 "C?" V 2621 2200 50  0000 C CNN
F 1 "2.2nF" V 2712 2200 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2850 2200 50  0001 C CNN
F 3 "~" H 2850 2200 50  0001 C CNN
	1    2850 2200
	0    1    1    0   
$EndComp
Wire Wire Line
	2950 2200 3050 2200
Text HLabel 2600 2200 0    50   Input ~ 0
LO1
Wire Wire Line
	2600 2200 2750 2200
Text Notes 2400 2150 0    50   ~ 0
200mVpp
$Comp
L Device:C_Small C?
U 1 1 5E334533
P 4350 1850
F 0 "C?" V 4121 1850 50  0000 C CNN
F 1 "2.2nF" V 4212 1850 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4350 1850 50  0001 C CNN
F 3 "~" H 4350 1850 50  0001 C CNN
	1    4350 1850
	0    1    1    0   
$EndComp
Wire Wire Line
	4250 1850 4050 1850
Text Notes 500  1200 0    50   ~ 0
Freq = \nLO1 - 4.9152MHz
Wire Wire Line
	3050 1900 2250 1900
Wire Wire Line
	2250 1900 2250 2500
$Comp
L Device:C_Small C?
U 1 1 5E348FC2
P 2200 6200
F 0 "C?" H 2108 6154 50  0000 R CNN
F 1 "27pF" H 2108 6245 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2200 6200 50  0001 C CNN
F 3 "~" H 2200 6200 50  0001 C CNN
	1    2200 6200
	-1   0    0    1   
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E3499C6
P 3800 6200
F 0 "C?" H 3708 6154 50  0000 R CNN
F 1 "27pF" H 3708 6245 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3800 6200 50  0001 C CNN
F 3 "~" H 3800 6200 50  0001 C CNN
	1    3800 6200
	-1   0    0    1   
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E349D5B
P 2600 6200
F 0 "C?" H 2508 6154 50  0000 R CNN
F 1 "39pF" H 2508 6245 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2600 6200 50  0001 C CNN
F 3 "~" H 2600 6200 50  0001 C CNN
	1    2600 6200
	-1   0    0    1   
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E34A061
P 3400 6200
F 0 "C?" H 3308 6154 50  0000 R CNN
F 1 "39pF" H 3308 6245 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3400 6200 50  0001 C CNN
F 3 "~" H 3400 6200 50  0001 C CNN
	1    3400 6200
	-1   0    0    1   
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E34A630
P 3000 6200
F 0 "C?" H 2908 6154 50  0000 R CNN
F 1 "47pF" H 2908 6245 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3000 6200 50  0001 C CNN
F 3 "~" H 3000 6200 50  0001 C CNN
	1    3000 6200
	-1   0    0    1   
$EndComp
$Comp
L Device:Crystal_Small Y?
U 1 1 5E34B1E0
P 2400 5900
F 0 "Y?" H 2400 6125 50  0000 C CNN
F 1 "4.915MHz" H 2400 6034 50  0000 C CNN
F 2 "Crystal:Crystal_SMD_HC49-SD" H 2400 5900 50  0001 C CNN
F 3 "https://www.mouser.ch/datasheet/2/122/csm-12r-3004.pdf" H 2400 5900 50  0001 C CNN
F 4 "ECS-49-20-5PX-TR" H 2400 5900 50  0001 C CNN "MPN"
	1    2400 5900
	1    0    0    -1  
$EndComp
$Comp
L Device:Crystal_Small Y?
U 1 1 5E34B5D1
P 2800 5900
F 0 "Y?" H 2800 6125 50  0000 C CNN
F 1 "4.915MHz" H 2800 6034 50  0000 C CNN
F 2 "Crystal:Crystal_SMD_HC49-SD" H 2800 5900 50  0001 C CNN
F 3 "https://www.mouser.ch/datasheet/2/122/csm-12r-3004.pdf" H 2800 5900 50  0001 C CNN
F 4 "ECS-49-20-5PX-TR" H 2800 5900 50  0001 C CNN "MPN"
	1    2800 5900
	1    0    0    -1  
$EndComp
$Comp
L Device:Crystal_Small Y?
U 1 1 5E34B7FC
P 3200 5900
F 0 "Y?" H 3200 6125 50  0000 C CNN
F 1 "4.915MHz" H 3200 6034 50  0000 C CNN
F 2 "Crystal:Crystal_SMD_HC49-SD" H 3200 5900 50  0001 C CNN
F 3 "https://www.mouser.ch/datasheet/2/122/csm-12r-3004.pdf" H 3200 5900 50  0001 C CNN
F 4 "ECS-49-20-5PX-TR" H 3200 5900 50  0001 C CNN "MPN"
	1    3200 5900
	1    0    0    -1  
$EndComp
$Comp
L Device:Crystal_Small Y?
U 1 1 5E34BBA5
P 3600 5900
F 0 "Y?" H 3600 6125 50  0000 C CNN
F 1 "4.915MHz" H 3600 6034 50  0000 C CNN
F 2 "Crystal:Crystal_SMD_HC49-SD" H 3600 5900 50  0001 C CNN
F 3 "https://www.mouser.ch/datasheet/2/122/csm-12r-3004.pdf" H 3600 5900 50  0001 C CNN
F 4 "ECS-49-20-5PX-TR" H 3600 5900 50  0001 C CNN "MPN"
	1    3600 5900
	1    0    0    -1  
$EndComp
Wire Wire Line
	2200 6100 2200 5900
Wire Wire Line
	2200 5900 2300 5900
Wire Wire Line
	2500 5900 2600 5900
Wire Wire Line
	2900 5900 3000 5900
Wire Wire Line
	3300 5900 3400 5900
Wire Wire Line
	2600 6100 2600 5900
Connection ~ 2600 5900
Wire Wire Line
	2600 5900 2700 5900
Wire Wire Line
	3000 6100 3000 5900
Connection ~ 3000 5900
Wire Wire Line
	3000 5900 3100 5900
Wire Wire Line
	3400 6100 3400 5900
Connection ~ 3400 5900
Wire Wire Line
	3400 5900 3500 5900
Wire Wire Line
	3800 6100 3800 5900
Wire Wire Line
	3800 5900 3700 5900
Connection ~ 2200 5900
Connection ~ 3800 5900
$Comp
L Device:C_Small C?
U 1 1 5E37BC9E
P 4900 3550
F 0 "C?" V 4671 3550 50  0000 C CNN
F 1 "10nF" V 4762 3550 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4900 3550 50  0001 C CNN
F 3 "~" H 4900 3550 50  0001 C CNN
	1    4900 3550
	0    1    1    0   
$EndComp
$Comp
L Transistor_BJT:2N3904 Q?
U 1 1 5E37E037
P 5250 3550
F 0 "Q?" H 5440 3596 50  0000 L CNN
F 1 "2N3904" H 5440 3505 50  0000 L CNN
F 2 "Package_TO_SOT_THT:TO-92_Inline" H 5450 3475 50  0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3904.pdf" H 5250 3550 50  0001 L CNN
	1    5250 3550
	1    0    0    -1  
$EndComp
$Comp
L Transistor_BJT:2N3904 Q?
U 1 1 5E37E659
P 5700 3450
F 0 "Q?" V 6028 3450 50  0000 C CNN
F 1 "2N3904" V 5937 3450 50  0000 C CNN
F 2 "Package_TO_SOT_THT:TO-92_Inline" H 5900 3375 50  0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3904.pdf" H 5700 3450 50  0001 L CNN
	1    5700 3450
	0    1    -1   0   
$EndComp
Wire Wire Line
	5000 3550 5050 3550
Wire Wire Line
	5350 3350 5500 3350
$Comp
L Device:R R?
U 1 1 5E3849CF
P 5050 3750
F 0 "R?" H 5120 3796 50  0000 L CNN
F 1 "82k" H 5120 3705 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 4980 3750 50  0001 C CNN
F 3 "~" H 5050 3750 50  0001 C CNN
	1    5050 3750
	1    0    0    -1  
$EndComp
Wire Wire Line
	5050 3600 5050 3550
Connection ~ 5050 3550
$Comp
L Device:C_Small C?
U 1 1 5E386AF0
P 4900 4000
F 0 "C?" H 4991 3954 50  0000 L CNN
F 1 "47nF" H 4991 4045 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4900 4000 50  0001 C CNN
F 3 "~" H 4900 4000 50  0001 C CNN
	1    4900 4000
	-1   0    0    1   
$EndComp
Wire Wire Line
	4900 3900 5050 3900
$Comp
L power:GNDA #PWR?
U 1 1 5E38AB0E
P 4900 4100
F 0 "#PWR?" H 4900 3850 50  0001 C CNN
F 1 "GNDA" H 4905 3927 50  0000 C CNN
F 2 "" H 4900 4100 50  0001 C CNN
F 3 "" H 4900 4100 50  0001 C CNN
	1    4900 4100
	1    0    0    -1  
$EndComp
Text Label 5100 4500 0    50   ~ 0
CAG
$Comp
L Device:C_Small C?
U 1 1 5E38DC08
P 5350 4050
F 0 "C?" H 5441 4004 50  0000 L CNN
F 1 "10nF" H 5441 4095 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 5350 4050 50  0001 C CNN
F 3 "~" H 5350 4050 50  0001 C CNN
	1    5350 4050
	-1   0    0    1   
$EndComp
$Comp
L Device:R R?
U 1 1 5E38E23D
P 5500 4050
F 0 "R?" H 5570 4096 50  0000 L CNN
F 1 "220" H 5570 4005 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 5430 4050 50  0001 C CNN
F 3 "~" H 5500 4050 50  0001 C CNN
	1    5500 4050
	1    0    0    -1  
$EndComp
Wire Wire Line
	5350 3750 5350 3900
Wire Wire Line
	5350 3900 5500 3900
Connection ~ 5350 3900
Wire Wire Line
	5350 4200 5500 4200
$Comp
L power:GNDA #PWR?
U 1 1 5E392908
P 5350 4200
F 0 "#PWR?" H 5350 3950 50  0001 C CNN
F 1 "GNDA" H 5355 4027 50  0000 C CNN
F 2 "" H 5350 4200 50  0001 C CNN
F 3 "" H 5350 4200 50  0001 C CNN
	1    5350 4200
	1    0    0    -1  
$EndComp
Connection ~ 5350 4200
Wire Wire Line
	5350 4150 5350 4200
Wire Wire Line
	5350 3950 5350 3900
Wire Wire Line
	5700 4500 5050 4500
Wire Wire Line
	5050 4500 5050 3900
Wire Wire Line
	5700 3650 5700 3700
Connection ~ 5050 3900
$Comp
L Device:C_Small C?
U 1 1 5E397F53
P 5800 3800
F 0 "C?" H 5708 3754 50  0000 R CNN
F 1 "47nF" H 5708 3845 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 5800 3800 50  0001 C CNN
F 3 "~" H 5800 3800 50  0001 C CNN
	1    5800 3800
	-1   0    0    1   
$EndComp
Wire Wire Line
	5800 3700 5700 3700
Connection ~ 5700 3700
Wire Wire Line
	5700 3700 5700 4500
$Comp
L power:GNDA #PWR?
U 1 1 5E39AB1B
P 5800 3950
F 0 "#PWR?" H 5800 3700 50  0001 C CNN
F 1 "GNDA" H 5805 3777 50  0000 C CNN
F 2 "" H 5800 3950 50  0001 C CNN
F 3 "" H 5800 3950 50  0001 C CNN
	1    5800 3950
	1    0    0    -1  
$EndComp
Wire Wire Line
	5800 3950 5800 3900
$Comp
L Device:R_Variable R?
U 1 1 5E39E22F
P 5050 2800
F 0 "R?" H 4942 2846 50  0000 R CNN
F 1 "33k" H 4942 2755 50  0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 4980 2800 50  0001 C CNN
F 3 "~" H 5050 2800 50  0001 C CNN
	1    5050 2800
	1    0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E39E5B6
P 5050 2650
F 0 "#PWR?" H 5050 2400 50  0001 C CNN
F 1 "GNDA" H 5055 2477 50  0000 C CNN
F 2 "" H 5050 2650 50  0001 C CNN
F 3 "" H 5050 2650 50  0001 C CNN
	1    5050 2650
	-1   0    0    1   
$EndComp
$Comp
L Device:R R?
U 1 1 5E39F128
P 5050 3200
F 0 "R?" H 5120 3246 50  0000 L CNN
F 1 "1.5k" H 5120 3155 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 4980 3200 50  0001 C CNN
F 3 "~" H 5050 3200 50  0001 C CNN
	1    5050 3200
	1    0    0    -1  
$EndComp
Wire Wire Line
	5050 3350 5050 3550
Wire Wire Line
	5050 3050 5050 3000
$Comp
L Device:C_Small C?
U 1 1 5E3A5E8F
P 5200 3000
F 0 "C?" V 5429 3000 50  0000 C CNN
F 1 "0.1uF" V 5338 3000 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 5200 3000 50  0001 C CNN
F 3 "~" H 5200 3000 50  0001 C CNN
	1    5200 3000
	0    -1   -1   0   
$EndComp
Wire Wire Line
	5100 3000 5050 3000
Connection ~ 5050 3000
Wire Wire Line
	5050 3000 5050 2950
$Comp
L power:GNDA #PWR?
U 1 1 5E3A8CC8
P 5300 3000
F 0 "#PWR?" H 5300 2750 50  0001 C CNN
F 1 "GNDA" V 5305 2872 50  0000 R CNN
F 2 "" H 5300 3000 50  0001 C CNN
F 3 "" H 5300 3000 50  0001 C CNN
	1    5300 3000
	0    -1   -1   0   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E3A94E5
P 3000 6300
F 0 "#PWR?" H 3000 6050 50  0001 C CNN
F 1 "GNDA" H 3005 6127 50  0000 C CNN
F 2 "" H 3000 6300 50  0001 C CNN
F 3 "" H 3000 6300 50  0001 C CNN
	1    3000 6300
	1    0    0    -1  
$EndComp
Wire Wire Line
	2200 6300 2600 6300
Connection ~ 2600 6300
Wire Wire Line
	2600 6300 3000 6300
Connection ~ 3000 6300
Wire Wire Line
	3000 6300 3400 6300
Connection ~ 3400 6300
Wire Wire Line
	3400 6300 3800 6300
$Comp
L mpb:L_tapped L?
U 1 1 5E3AC9C4
P 6400 3500
F 0 "L?" H 6453 3546 50  0000 L CNN
F 1 "4.3uH" H 6450 3450 50  0000 L CNN
F 2 "picardy:AirCoil-Tapped-20mm" H 6400 3500 50  0001 C CNN
F 3 "~" H 6400 3500 50  0001 C CNN
F 4 "32 loops, 4/10 wire, toroid T37/2. Tap at 16th" H 6400 3500 50  0001 C CNN "Description"
	1    6400 3500
	-1   0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 5E3AD73A
P 6050 3500
F 0 "R?" H 5900 3550 50  0000 L CNN
F 1 "3.3k" H 5850 3450 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 5980 3500 50  0001 C CNN
F 3 "~" H 6050 3500 50  0001 C CNN
	1    6050 3500
	1    0    0    -1  
$EndComp
Wire Wire Line
	5900 3350 6050 3350
Connection ~ 6050 3350
Wire Wire Line
	6050 3350 6150 3350
Wire Wire Line
	6050 3650 6250 3650
$Comp
L Device:R R?
U 1 1 5E3B5136
P 6250 3850
F 0 "R?" H 6100 3900 50  0000 L CNN
F 1 "100" H 6050 3800 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 6180 3850 50  0001 C CNN
F 3 "~" H 6250 3850 50  0001 C CNN
	1    6250 3850
	1    0    0    -1  
$EndComp
Wire Wire Line
	6250 3700 6250 3650
Connection ~ 6250 3650
Wire Wire Line
	6250 3650 6400 3650
Wire Wire Line
	6250 4100 6250 4000
$Comp
L Device:C_Small C?
U 1 1 5E3BB679
P 6400 3850
F 0 "C?" H 6308 3804 50  0000 R CNN
F 1 "0.1uF" H 6308 3895 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6400 3850 50  0001 C CNN
F 3 "~" H 6400 3850 50  0001 C CNN
	1    6400 3850
	-1   0    0    1   
$EndComp
Wire Wire Line
	6400 3750 6400 3650
Connection ~ 6400 3650
$Comp
L power:GNDA #PWR?
U 1 1 5E3BE9E7
P 6400 3950
F 0 "#PWR?" H 6400 3700 50  0001 C CNN
F 1 "GNDA" H 6405 3777 50  0000 C CNN
F 2 "" H 6400 3950 50  0001 C CNN
F 3 "" H 6400 3950 50  0001 C CNN
	1    6400 3950
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E3BFB26
P 6250 4200
F 0 "C?" H 6341 4154 50  0000 L CNN
F 1 "0.1uF" H 6341 4245 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6250 4200 50  0001 C CNN
F 3 "~" H 6250 4200 50  0001 C CNN
	1    6250 4200
	-1   0    0    1   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E3C03F0
P 6250 4300
F 0 "#PWR?" H 6250 4050 50  0001 C CNN
F 1 "GNDA" H 6255 4127 50  0000 C CNN
F 2 "" H 6250 4300 50  0001 C CNN
F 3 "" H 6250 4300 50  0001 C CNN
	1    6250 4300
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E3C120C
P 6350 3150
F 0 "C?" H 6258 3104 50  0000 R CNN
F 1 "220pF" H 6258 3195 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6350 3150 50  0001 C CNN
F 3 "~" H 6350 3150 50  0001 C CNN
	1    6350 3150
	-1   0    0    1   
$EndComp
$Comp
L Device:CTRIM_Small C?
U 1 1 5E3C1D83
P 6150 3150
F 0 "C?" H 6241 3196 50  0000 L CNN
F 1 "60pF" H 6241 3105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6150 3150 50  0001 C CNN
F 3 "~" H 6150 3150 50  0001 C CNN
	1    6150 3150
	-1   0    0    -1  
$EndComp
Wire Wire Line
	6150 3250 6150 3350
Connection ~ 6150 3350
Wire Wire Line
	6150 3350 6350 3350
Wire Wire Line
	6350 3250 6350 3350
Connection ~ 6350 3350
Wire Wire Line
	6350 3350 6400 3350
Wire Wire Line
	6150 3050 6250 3050
$Comp
L power:GNDA #PWR?
U 1 1 5E3CAF95
P 6250 3050
F 0 "#PWR?" H 6250 2800 50  0001 C CNN
F 1 "GNDA" H 6255 2877 50  0000 C CNN
F 2 "" H 6250 3050 50  0001 C CNN
F 3 "" H 6250 3050 50  0001 C CNN
	1    6250 3050
	-1   0    0    1   
$EndComp
Connection ~ 6250 3050
Wire Wire Line
	6250 3050 6350 3050
$Comp
L Device:C_Small C?
U 1 1 5E3CB7BF
P 6650 3550
F 0 "C?" V 6879 3550 50  0000 C CNN
F 1 "10nF" V 6788 3550 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6650 3550 50  0001 C CNN
F 3 "~" H 6650 3550 50  0001 C CNN
	1    6650 3550
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6550 3550 6500 3550
$Comp
L mpb:SA602A U?
U 1 1 5E3CF1D9
P 8750 3700
F 0 "U?" H 8450 4100 50  0000 C CNN
F 1 "SA602A" H 9000 4100 50  0000 C CNN
F 2 "Package_SO:SO-8_3.9x4.9mm_P1.27mm" H 8700 3700 50  0001 C CNN
F 3 "" H 8700 3700 50  0001 C CNN
	1    8750 3700
	1    0    0    -1  
$EndComp
Wire Wire Line
	8250 3550 6750 3550
$Comp
L Device:R R?
U 1 1 5E3D3887
P 4400 4450
F 0 "R?" H 4330 4404 50  0000 R CNN
F 1 "3.3K" H 4330 4495 50  0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 4330 4450 50  0001 C CNN
F 3 "~" H 4400 4450 50  0001 C CNN
	1    4400 4450
	-1   0    0    1   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E3D3FF0
P 4400 4900
F 0 "#PWR?" H 4400 4650 50  0001 C CNN
F 1 "GNDA" V 4405 4773 50  0000 R CNN
F 2 "" H 4400 4900 50  0001 C CNN
F 3 "" H 4400 4900 50  0001 C CNN
	1    4400 4900
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E3DAFF4
P 4900 4600
F 0 "C?" V 4671 4600 50  0000 C CNN
F 1 "10nF" V 4762 4600 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4900 4600 50  0001 C CNN
F 3 "~" H 4900 4600 50  0001 C CNN
	1    4900 4600
	0    1    1    0   
$EndComp
Wire Wire Line
	4400 4600 4800 4600
Wire Wire Line
	5000 4600 9250 4600
Wire Wire Line
	9250 4600 9250 3600
$Comp
L Device:Crystal_Small Y?
U 1 1 5E3EAB00
P 7700 3850
F 0 "Y?" H 7700 4075 50  0000 C CNN
F 1 "4.915MHz" H 7700 3984 50  0000 C CNN
F 2 "Crystal:Crystal_SMD_HC49-SD" H 7700 3850 50  0001 C CNN
F 3 "https://www.mouser.ch/datasheet/2/122/csm-12r-3004.pdf" H 7700 3850 50  0001 C CNN
F 4 "ECS-49-20-5PX-TR" H 7700 3850 50  0001 C CNN "MPN"
	1    7700 3850
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E3EB875
P 7850 4000
F 0 "C?" H 7758 3954 50  0000 R CNN
F 1 "47pF" H 7758 4045 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7850 4000 50  0001 C CNN
F 3 "~" H 7850 4000 50  0001 C CNN
	1    7850 4000
	-1   0    0    1   
$EndComp
Wire Wire Line
	7850 3900 7850 3850
Wire Wire Line
	7850 3850 7800 3850
$Comp
L Device:C_Small C?
U 1 1 5E3F0037
P 7700 4150
F 0 "C?" V 7563 4150 50  0000 C CNN
F 1 "270pF" V 7472 4150 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7700 4150 50  0001 C CNN
F 3 "~" H 7700 4150 50  0001 C CNN
	1    7700 4150
	0    -1   -1   0   
$EndComp
Wire Wire Line
	7800 4150 7850 4150
Wire Wire Line
	7850 4150 7850 4100
Wire Wire Line
	7850 4150 8250 4150
Wire Wire Line
	8250 4150 8250 3950
Connection ~ 7850 4150
Wire Wire Line
	7850 3850 8250 3850
Connection ~ 7850 3850
$Comp
L power:GNDA #PWR?
U 1 1 5E3FC4ED
P 7600 4150
F 0 "#PWR?" H 7600 3900 50  0001 C CNN
F 1 "GNDA" V 7605 4023 50  0000 R CNN
F 2 "" H 7600 4150 50  0001 C CNN
F 3 "" H 7600 4150 50  0001 C CNN
	1    7600 4150
	0    1    1    0   
$EndComp
$Comp
L Device:L_Core_Iron L?
U 1 1 5E3FCED6
P 7350 3850
F 0 "L?" V 7169 3850 50  0000 C CNN
F 1 "47uH" V 7260 3850 50  0000 C CNN
F 2 "Inductor_SMD:L_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 7350 3850 50  0001 C CNN
F 3 "~" H 7350 3850 50  0001 C CNN
F 4 "To increase oscillation freq by 100Hz" V 7350 3850 50  0001 C CNN "Description"
	1    7350 3850
	0    1    1    0   
$EndComp
Wire Wire Line
	7500 3850 7600 3850
$Comp
L power:GNDA #PWR?
U 1 1 5E401A01
P 7150 4100
F 0 "#PWR?" H 7150 3850 50  0001 C CNN
F 1 "GNDA" H 7155 3927 50  0000 C CNN
F 2 "" H 7150 4100 50  0001 C CNN
F 3 "" H 7150 4100 50  0001 C CNN
	1    7150 4100
	1    0    0    -1  
$EndComp
Wire Wire Line
	7150 3850 7200 3850
$Comp
L power:GNDA #PWR?
U 1 1 5E40635B
P 8750 4150
F 0 "#PWR?" H 8750 3900 50  0001 C CNN
F 1 "GNDA" H 8755 3977 50  0000 C CNN
F 2 "" H 8750 4150 50  0001 C CNN
F 3 "" H 8750 4150 50  0001 C CNN
	1    8750 4150
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E406764
P 8900 2950
F 0 "C?" H 8808 2904 50  0000 R CNN
F 1 "0.1uF" H 8808 2995 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8900 2950 50  0001 C CNN
F 3 "~" H 8900 2950 50  0001 C CNN
	1    8900 2950
	-1   0    0    1   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E40676E
P 8900 3050
F 0 "#PWR?" H 8900 2800 50  0001 C CNN
F 1 "GNDA" H 8905 2877 50  0000 C CNN
F 2 "" H 8900 3050 50  0001 C CNN
F 3 "" H 8900 3050 50  0001 C CNN
	1    8900 3050
	1    0    0    -1  
$EndComp
Wire Wire Line
	8750 3250 8750 2850
Wire Wire Line
	8750 2850 8900 2850
$Comp
L Device:L_Core_Iron L?
U 1 1 5E40677A
P 8500 2850
F 0 "L?" V 8725 2850 50  0000 C CNN
F 1 "200uH" V 8634 2850 50  0000 C CNN
F 2 "Inductor_SMD:L_7.3x7.3_H4.5" H 8500 2850 50  0001 C CNN
F 3 "~" H 8500 2850 50  0001 C CNN
	1    8500 2850
	0    -1   -1   0   
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E406785
P 8350 2950
F 0 "C?" H 8258 2904 50  0000 R CNN
F 1 "0.1uF" H 8258 2995 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8350 2950 50  0001 C CNN
F 3 "~" H 8350 2950 50  0001 C CNN
	1    8350 2950
	-1   0    0    1   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E40678F
P 8350 3050
F 0 "#PWR?" H 8350 2800 50  0001 C CNN
F 1 "GNDA" H 8355 2877 50  0000 C CNN
F 2 "" H 8350 3050 50  0001 C CNN
F 3 "" H 8350 3050 50  0001 C CNN
	1    8350 3050
	1    0    0    -1  
$EndComp
Text Notes 6650 700  0    50   ~ 0
Dynamic microphone
Wire Notes Line
	6600 600  6600 2900
$Comp
L power:GNDA #PWR?
U 1 1 5E417A69
P 7050 1400
F 0 "#PWR?" H 7050 1150 50  0001 C CNN
F 1 "GNDA" H 7055 1227 50  0000 C CNN
F 2 "" H 7050 1400 50  0001 C CNN
F 3 "" H 7050 1400 50  0001 C CNN
	1    7050 1400
	-1   0    0    -1  
$EndComp
$Comp
L Device:R_POT RV?
U 1 1 5E418964
P 7050 1200
F 0 "RV?" H 6980 1246 50  0000 R CNN
F 1 "10k" H 6980 1155 50  0000 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 7050 1200 50  0001 C CNN
F 3 "~" H 7050 1200 50  0001 C CNN
	1    7050 1200
	1    0    0    -1  
$EndComp
Wire Wire Line
	6950 1000 7050 1000
Wire Wire Line
	7050 1000 7050 1050
Wire Wire Line
	7050 1350 7050 1400
$Comp
L Device:C_Small C?
U 1 1 5E426DBD
P 7300 1300
F 0 "C?" H 7208 1346 50  0000 R CNN
F 1 "1nF" H 7208 1255 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7300 1300 50  0001 C CNN
F 3 "~" H 7300 1300 50  0001 C CNN
	1    7300 1300
	-1   0    0    -1  
$EndComp
Wire Wire Line
	7200 1200 7300 1200
Wire Wire Line
	7300 1400 7050 1400
Connection ~ 7050 1400
$Comp
L Device:C_Small C?
U 1 1 5E430997
P 6850 2500
F 0 "C?" V 7079 2500 50  0000 C CNN
F 1 "0.1uF" V 6988 2500 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6850 2500 50  0001 C CNN
F 3 "~" H 6850 2500 50  0001 C CNN
	1    6850 2500
	0    -1   -1   0   
$EndComp
Connection ~ 7300 1200
$Comp
L Transistor_BJT:BC547 Q?
U 1 1 5E43AFA8
P 7250 2500
F 0 "Q?" H 7441 2546 50  0000 L CNN
F 1 "BC547" H 7441 2455 50  0000 L CNN
F 2 "Package_TO_SOT_THT:TO-92_Inline" H 7450 2425 50  0001 L CIN
F 3 "http://www.fairchildsemi.com/ds/BC/BC547.pdf" H 7250 2500 50  0001 L CNN
	1    7250 2500
	1    0    0    -1  
$EndComp
Wire Wire Line
	7550 1200 7550 1650
Wire Wire Line
	7550 1650 6700 1650
Wire Wire Line
	6700 1650 6700 2500
Wire Wire Line
	6700 2500 6750 2500
Wire Wire Line
	7300 1200 7550 1200
Wire Wire Line
	6950 2500 7050 2500
$Comp
L Device:R R?
U 1 1 5E455A59
P 7050 2200
F 0 "R?" H 7120 2246 50  0000 L CNN
F 1 "560k" H 7120 2155 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 6980 2200 50  0001 C CNN
F 3 "~" H 7050 2200 50  0001 C CNN
	1    7050 2200
	1    0    0    -1  
$EndComp
Wire Wire Line
	7050 2500 7050 2350
Connection ~ 7050 2500
Wire Wire Line
	7050 2050 7350 2050
Wire Wire Line
	7350 2050 7350 2300
$Comp
L Device:R R?
U 1 1 5E460CEA
P 7850 1200
F 0 "R?" H 7920 1246 50  0000 L CNN
F 1 "1k" H 7920 1155 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 7780 1200 50  0001 C CNN
F 3 "~" H 7850 1200 50  0001 C CNN
	1    7850 1200
	1    0    0    -1  
$EndComp
Wire Wire Line
	7850 1050 7850 1000
$Comp
L Device:R R?
U 1 1 5E46666D
P 7850 1600
F 0 "R?" H 7920 1646 50  0000 L CNN
F 1 "3.3k" H 7920 1555 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 7780 1600 50  0001 C CNN
F 3 "~" H 7850 1600 50  0001 C CNN
	1    7850 1600
	1    0    0    -1  
$EndComp
Wire Wire Line
	7850 1450 7850 1400
$Comp
L Device:CP_Small C?
U 1 1 5E46CB69
P 8150 1500
F 0 "C?" H 8238 1546 50  0000 L CNN
F 1 "47uF" H 8238 1455 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8150 1500 50  0001 C CNN
F 3 "~" H 8150 1500 50  0001 C CNN
	1    8150 1500
	1    0    0    -1  
$EndComp
Wire Wire Line
	8150 1400 7850 1400
Connection ~ 7850 1400
Wire Wire Line
	7850 1400 7850 1350
$Comp
L power:GNDA #PWR?
U 1 1 5E4785A0
P 8150 1600
F 0 "#PWR?" H 8150 1350 50  0001 C CNN
F 1 "GNDA" H 8155 1427 50  0000 C CNN
F 2 "" H 8150 1600 50  0001 C CNN
F 3 "" H 8150 1600 50  0001 C CNN
	1    8150 1600
	-1   0    0    -1  
$EndComp
Wire Wire Line
	7350 1850 7850 1850
Wire Wire Line
	7850 1850 7850 1750
$Comp
L Device:R R?
U 1 1 5E483B56
P 7200 2850
F 0 "R?" H 7270 2896 50  0000 L CNN
F 1 "1k" H 7270 2805 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 7130 2850 50  0001 C CNN
F 3 "~" H 7200 2850 50  0001 C CNN
	1    7200 2850
	1    0    0    -1  
$EndComp
$Comp
L Device:CP_Small C?
U 1 1 5E483F01
P 7550 2850
F 0 "C?" H 7638 2896 50  0000 L CNN
F 1 "10uF" H 7638 2805 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7550 2850 50  0001 C CNN
F 3 "~" H 7550 2850 50  0001 C CNN
	1    7550 2850
	1    0    0    -1  
$EndComp
Wire Wire Line
	7200 2700 7350 2700
Wire Wire Line
	7350 2700 7550 2700
Wire Wire Line
	7550 2700 7550 2750
Connection ~ 7350 2700
Wire Wire Line
	7550 3000 7550 2950
Wire Wire Line
	7200 3000 7350 3000
$Comp
L power:GNDA #PWR?
U 1 1 5E49BE54
P 7350 3000
F 0 "#PWR?" H 7350 2750 50  0001 C CNN
F 1 "GNDA" H 7355 2827 50  0000 C CNN
F 2 "" H 7350 3000 50  0001 C CNN
F 3 "" H 7350 3000 50  0001 C CNN
	1    7350 3000
	-1   0    0    -1  
$EndComp
Connection ~ 7350 3000
Wire Wire Line
	7350 3000 7550 3000
$Comp
L Device:C_Small C?
U 1 1 5E49C26E
P 7850 2000
F 0 "C?" H 7942 2046 50  0000 L CNN
F 1 "1uF" H 7942 1955 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7850 2000 50  0001 C CNN
F 3 "~" H 7850 2000 50  0001 C CNN
	1    7850 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	7850 1850 7850 1900
Connection ~ 7850 1850
$Comp
L Device:R R?
U 1 1 5E4A289A
P 7850 2350
F 0 "R?" H 7920 2396 50  0000 L CNN
F 1 "10k" H 7920 2305 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 7780 2350 50  0001 C CNN
F 3 "~" H 7850 2350 50  0001 C CNN
	1    7850 2350
	1    0    0    -1  
$EndComp
Wire Wire Line
	7850 2200 7850 2150
Wire Wire Line
	7850 3450 8250 3450
$Comp
L Device:C_Small C?
U 1 1 5E4B5B2C
P 8250 2550
F 0 "C?" V 8479 2550 50  0000 C CNN
F 1 "10nF" V 8388 2550 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8250 2550 50  0001 C CNN
F 3 "~" H 8250 2550 50  0001 C CNN
	1    8250 2550
	0    1    -1   0   
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E4B62A2
P 8250 2150
F 0 "C?" V 8479 2150 50  0000 C CNN
F 1 "10nF" V 8388 2150 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8250 2150 50  0001 C CNN
F 3 "~" H 8250 2150 50  0001 C CNN
	1    8250 2150
	0    1    -1   0   
$EndComp
Wire Wire Line
	8150 2550 7850 2550
Wire Wire Line
	7850 2500 7850 2550
Connection ~ 7850 2550
Wire Wire Line
	7850 2150 8150 2150
Connection ~ 7850 2150
Wire Wire Line
	7850 2150 7850 2100
$Comp
L power:GNDA #PWR?
U 1 1 5E4C3EAE
P 8400 2350
F 0 "#PWR?" H 8400 2100 50  0001 C CNN
F 1 "GNDA" V 8405 2222 50  0000 R CNN
F 2 "" H 8400 2350 50  0001 C CNN
F 3 "" H 8400 2350 50  0001 C CNN
	1    8400 2350
	0    -1   -1   0   
$EndComp
Wire Wire Line
	8400 2150 8350 2150
Wire Wire Line
	8350 2550 8400 2550
Wire Wire Line
	8400 2550 8400 2350
Connection ~ 8400 2350
Wire Wire Line
	8400 2350 8400 2150
$Comp
L Device:C_Small C?
U 1 1 5E4D2F73
P 9400 3500
F 0 "C?" V 9171 3500 50  0000 C CNN
F 1 "0.22uF" V 9262 3500 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 9400 3500 50  0001 C CNN
F 3 "~" H 9400 3500 50  0001 C CNN
	1    9400 3500
	0    1    1    0   
$EndComp
Wire Wire Line
	9250 3500 9300 3500
$Comp
L Device:C_Small C?
U 1 1 5E4DA4C9
P 9600 3300
F 0 "C?" H 9508 3346 50  0000 R CNN
F 1 "10nF" H 9508 3255 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 9600 3300 50  0001 C CNN
F 3 "~" H 9600 3300 50  0001 C CNN
	1    9600 3300
	-1   0    0    -1  
$EndComp
Wire Wire Line
	9500 3500 9600 3500
Wire Wire Line
	9600 3500 9600 3400
$Comp
L power:GNDA #PWR?
U 1 1 5E4E1E23
P 9600 3200
F 0 "#PWR?" H 9600 2950 50  0001 C CNN
F 1 "GNDA" H 9605 3027 50  0000 C CNN
F 2 "" H 9600 3200 50  0001 C CNN
F 3 "" H 9600 3200 50  0001 C CNN
	1    9600 3200
	-1   0    0    1   
$EndComp
$Comp
L Device:R R?
U 1 1 5E4E2220
P 9850 3500
F 0 "R?" V 9965 3500 50  0000 C CNN
F 1 "1.5k" V 10056 3500 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 9780 3500 50  0001 C CNN
F 3 "~" H 9850 3500 50  0001 C CNN
	1    9850 3500
	0    1    1    0   
$EndComp
Wire Wire Line
	9600 3500 9700 3500
Connection ~ 9600 3500
$Comp
L Device:C_Small C?
U 1 1 5E4EA094
P 10150 3300
F 0 "C?" H 10058 3346 50  0000 R CNN
F 1 "10nF" H 10058 3255 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 10150 3300 50  0001 C CNN
F 3 "~" H 10150 3300 50  0001 C CNN
	1    10150 3300
	-1   0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E4EA51D
P 10150 3200
F 0 "#PWR?" H 10150 2950 50  0001 C CNN
F 1 "GNDA" H 10155 3027 50  0000 C CNN
F 2 "" H 10150 3200 50  0001 C CNN
F 3 "" H 10150 3200 50  0001 C CNN
	1    10150 3200
	-1   0    0    1   
$EndComp
Wire Wire Line
	10000 3500 10150 3500
Wire Wire Line
	10150 3500 10150 3400
$Comp
L Device:C_Small C?
U 1 1 5E4F1AF3
P 10150 3700
F 0 "C?" H 10058 3654 50  0000 R CNN
F 1 "0.22uF" H 10058 3745 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 10150 3700 50  0001 C CNN
F 3 "~" H 10150 3700 50  0001 C CNN
	1    10150 3700
	-1   0    0    1   
$EndComp
Wire Wire Line
	10150 3500 10150 3600
Connection ~ 10150 3500
$Comp
L Device:R R?
U 1 1 5E4F95A6
P 10150 4000
F 0 "R?" H 10080 3954 50  0000 R CNN
F 1 "6.8k" H 10080 4045 50  0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 10080 4000 50  0001 C CNN
F 3 "~" H 10150 4000 50  0001 C CNN
	1    10150 4000
	-1   0    0    1   
$EndComp
Wire Wire Line
	10150 3850 10150 3800
$Comp
L Device:R_POT RV?
U 1 1 5E501314
P 10150 4350
F 0 "RV?" H 10080 4396 50  0000 R CNN
F 1 "10k" H 10080 4305 50  0000 R CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 10150 4350 50  0001 C CNN
F 3 "~" H 10150 4350 50  0001 C CNN
	1    10150 4350
	1    0    0    -1  
$EndComp
Wire Wire Line
	10150 4200 10150 4150
$Comp
L power:GNDA #PWR?
U 1 1 5E5090A6
P 10150 4550
F 0 "#PWR?" H 10150 4300 50  0001 C CNN
F 1 "GNDA" H 10155 4377 50  0000 C CNN
F 2 "" H 10150 4550 50  0001 C CNN
F 3 "" H 10150 4550 50  0001 C CNN
	1    10150 4550
	1    0    0    -1  
$EndComp
Wire Wire Line
	10150 4550 10150 4500
$Comp
L Device:CP_Small C?
U 1 1 5E510B8B
P 10550 3500
F 0 "C?" V 10775 3500 50  0000 C CNN
F 1 "1.5uF" V 10684 3500 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 10550 3500 50  0001 C CNN
F 3 "~" H 10550 3500 50  0001 C CNN
	1    10550 3500
	0    -1   -1   0   
$EndComp
Wire Wire Line
	10450 3500 10150 3500
$Comp
L Device:CP_Small C?
U 1 1 5E518D0F
P 10500 4350
F 0 "C?" V 10725 4350 50  0000 C CNN
F 1 "1uF" V 10634 4350 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 10500 4350 50  0001 C CNN
F 3 "~" H 10500 4350 50  0001 C CNN
	1    10500 4350
	0    -1   -1   0   
$EndComp
Wire Wire Line
	10300 4350 10400 4350
$Comp
L Amplifier_Audio:LM386 U?
U 1 1 5E521CFD
P 8250 5800
F 0 "U?" H 8594 5846 50  0000 L CNN
F 1 "LM386M-1" H 8594 5755 50  0000 L CNN
F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 8350 5900 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm386.pdf" H 8450 6000 50  0001 C CNN
	1    8250 5800
	-1   0    0    -1  
$EndComp
Wire Wire Line
	8550 5900 8550 6150
Wire Wire Line
	8550 6150 8450 6150
Wire Wire Line
	8350 6150 8350 6100
$Comp
L power:GNDA #PWR?
U 1 1 5E52AB51
P 8450 6150
F 0 "#PWR?" H 8450 5900 50  0001 C CNN
F 1 "GNDA" H 8455 5977 50  0000 C CNN
F 2 "" H 8450 6150 50  0001 C CNN
F 3 "" H 8450 6150 50  0001 C CNN
	1    8450 6150
	1    0    0    -1  
$EndComp
Connection ~ 8450 6150
Wire Wire Line
	8450 6150 8350 6150
Wire Wire Line
	10600 4350 10650 4350
$Comp
L Device:C_Small C?
U 1 1 5E53327F
P 10800 4450
F 0 "C?" H 10708 4496 50  0000 R CNN
F 1 "10nF" H 10708 4405 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 10800 4450 50  0001 C CNN
F 3 "~" H 10800 4450 50  0001 C CNN
	1    10800 4450
	-1   0    0    -1  
$EndComp
Wire Wire Line
	10800 4350 10650 4350
Connection ~ 10650 4350
$Comp
L power:GNDA #PWR?
U 1 1 5E53C532
P 10800 4550
F 0 "#PWR?" H 10800 4300 50  0001 C CNN
F 1 "GNDA" H 10805 4377 50  0000 C CNN
F 2 "" H 10800 4550 50  0001 C CNN
F 3 "" H 10800 4550 50  0001 C CNN
	1    10800 4550
	1    0    0    -1  
$EndComp
$Comp
L Device:CP_Small C?
U 1 1 5E54E2B9
P 8150 6250
F 0 "C?" V 8017 6250 50  0000 C CNN
F 1 "10uF" V 7926 6250 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8150 6250 50  0001 C CNN
F 3 "~" H 8150 6250 50  0001 C CNN
	1    8150 6250
	0    1    -1   0   
$EndComp
Wire Wire Line
	8250 6250 8250 6100
Wire Wire Line
	8150 6100 8050 6100
Wire Wire Line
	8050 6100 8050 6250
$Comp
L Device:R R?
U 1 1 5E567FE9
P 8350 5100
F 0 "R?" H 8280 5054 50  0000 R CNN
F 1 "10" H 8280 5145 50  0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 8280 5100 50  0001 C CNN
F 3 "~" H 8350 5100 50  0001 C CNN
	1    8350 5100
	-1   0    0    1   
$EndComp
$Comp
L Device:CP_Small C?
U 1 1 5E56839B
P 8650 5350
F 0 "C?" H 8562 5396 50  0000 R CNN
F 1 "470uF" H 8562 5305 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8650 5350 50  0001 C CNN
F 3 "~" H 8650 5350 50  0001 C CNN
	1    8650 5350
	-1   0    0    -1  
$EndComp
Wire Wire Line
	8350 5500 8350 5250
Wire Wire Line
	8350 5250 8650 5250
Connection ~ 8350 5250
$Comp
L power:GNDA #PWR?
U 1 1 5E58AA49
P 8650 5450
F 0 "#PWR?" H 8650 5200 50  0001 C CNN
F 1 "GNDA" H 8655 5277 50  0000 C CNN
F 2 "" H 8650 5450 50  0001 C CNN
F 3 "" H 8650 5450 50  0001 C CNN
	1    8650 5450
	1    0    0    -1  
$EndComp
Wire Wire Line
	8350 4950 8350 4900
Wire Wire Line
	8550 5700 9000 5700
$Comp
L Device:R R?
U 1 1 5E5A82B1
P 7500 5950
F 0 "R?" H 7430 5904 50  0000 R CNN
F 1 "10" H 7430 5995 50  0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 7430 5950 50  0001 C CNN
F 3 "~" H 7500 5950 50  0001 C CNN
	1    7500 5950
	-1   0    0    1   
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E5A872F
P 7500 6250
F 0 "C?" H 7408 6204 50  0000 R CNN
F 1 "0.1uF" H 7408 6295 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7500 6250 50  0001 C CNN
F 3 "~" H 7500 6250 50  0001 C CNN
	1    7500 6250
	-1   0    0    1   
$EndComp
Wire Wire Line
	7500 6150 7500 6100
$Comp
L power:GNDA #PWR?
U 1 1 5E5B1951
P 7500 6350
F 0 "#PWR?" H 7500 6100 50  0001 C CNN
F 1 "GNDA" H 7505 6177 50  0000 C CNN
F 2 "" H 7500 6350 50  0001 C CNN
F 3 "" H 7500 6350 50  0001 C CNN
	1    7500 6350
	1    0    0    -1  
$EndComp
Wire Wire Line
	7500 5800 7950 5800
$Comp
L Device:CP_Small C?
U 1 1 5E5BAD46
P 7300 5800
F 0 "C?" V 7075 5800 50  0000 C CNN
F 1 "220uF" V 7166 5800 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7300 5800 50  0001 C CNN
F 3 "~" H 7300 5800 50  0001 C CNN
	1    7300 5800
	0    1    1    0   
$EndComp
Wire Wire Line
	7500 5800 7400 5800
Connection ~ 7500 5800
Wire Wire Line
	7000 5800 7200 5800
$Comp
L Transistor_BJT:BC107 Q?
U 1 1 5E5DA634
P 10550 5950
F 0 "Q?" H 10741 5996 50  0000 L CNN
F 1 "BC107" H 10741 5905 50  0000 L CNN
F 2 "Package_TO_SOT_THT:TO-18-3" H 10750 5875 50  0001 L CIN
F 3 "http://www.b-kainka.de/Daten/Transistor/BC108.pdf" H 10550 5950 50  0001 L CNN
	1    10550 5950
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 5E5DBA37
P 10800 5200
F 0 "R?" H 10730 5154 50  0000 R CNN
F 1 "12k" H 10730 5245 50  0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 10730 5200 50  0001 C CNN
F 3 "~" H 10800 5200 50  0001 C CNN
	1    10800 5200
	-1   0    0    1   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E5EF78B
P 10800 5400
F 0 "#PWR?" H 10800 5150 50  0001 C CNN
F 1 "GNDA" H 10805 5227 50  0000 C CNN
F 2 "" H 10800 5400 50  0001 C CNN
F 3 "" H 10800 5400 50  0001 C CNN
	1    10800 5400
	1    0    0    -1  
$EndComp
Wire Wire Line
	10800 5400 10800 5350
$Comp
L power:GNDA #PWR?
U 1 1 5E604089
P 10650 6200
F 0 "#PWR?" H 10650 5950 50  0001 C CNN
F 1 "GNDA" H 10655 6027 50  0000 C CNN
F 2 "" H 10650 6200 50  0001 C CNN
F 3 "" H 10650 6200 50  0001 C CNN
	1    10650 6200
	1    0    0    -1  
$EndComp
Wire Wire Line
	10650 6200 10650 6150
$Comp
L Device:CP_Small C?
U 1 1 5E60DF50
P 10200 6050
F 0 "C?" H 10287 6096 50  0000 L CNN
F 1 "47uF" H 10287 6005 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 10200 6050 50  0001 C CNN
F 3 "~" H 10200 6050 50  0001 C CNN
	1    10200 6050
	-1   0    0    -1  
$EndComp
Wire Wire Line
	10200 5950 10350 5950
$Comp
L power:GNDA #PWR?
U 1 1 5E618850
P 10200 6200
F 0 "#PWR?" H 10200 5950 50  0001 C CNN
F 1 "GNDA" H 10205 6027 50  0000 C CNN
F 2 "" H 10200 6200 50  0001 C CNN
F 3 "" H 10200 6200 50  0001 C CNN
	1    10200 6200
	1    0    0    -1  
$EndComp
Wire Wire Line
	10200 6200 10200 6150
Wire Wire Line
	10650 4350 10650 4800
Wire Wire Line
	9000 4800 10650 4800
Wire Wire Line
	9000 4800 9000 5700
Connection ~ 10650 4800
Wire Wire Line
	10650 4800 10650 5750
Wire Wire Line
	10800 5050 10800 4800
Wire Wire Line
	10800 4800 10650 4800
$Comp
L Device:R R?
U 1 1 5E64AC63
P 10200 5750
F 0 "R?" H 10270 5704 50  0000 L CNN
F 1 "1.5k" H 10270 5795 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 10130 5750 50  0001 C CNN
F 3 "~" H 10200 5750 50  0001 C CNN
	1    10200 5750
	-1   0    0    1   
$EndComp
Wire Wire Line
	10200 5900 10200 5950
Connection ~ 10200 5950
$Comp
L Device:R_POT RV?
U 1 1 5E65FDD7
P 10900 3500
F 0 "RV?" V 10785 3500 50  0000 C CNN
F 1 "22k" V 10694 3500 50  0000 C CNN
F 2 "Potentiometer_SMD:Potentiometer_Bourns_3214X_Vertical" H 10900 3500 50  0001 C CNN
F 3 "~" H 10900 3500 50  0001 C CNN
	1    10900 3500
	0    -1   -1   0   
$EndComp
Wire Wire Line
	10650 3500 10750 3500
$Comp
L power:GNDA #PWR?
U 1 1 5E66A7BB
P 11100 3550
F 0 "#PWR?" H 11100 3300 50  0001 C CNN
F 1 "GNDA" H 11105 3377 50  0000 C CNN
F 2 "" H 11100 3550 50  0001 C CNN
F 3 "" H 11100 3550 50  0001 C CNN
	1    11100 3550
	1    0    0    -1  
$EndComp
Wire Wire Line
	11100 3550 11100 3500
Wire Wire Line
	11100 3500 11050 3500
$Comp
L Device:CP_Small C?
U 1 1 5E6752AC
P 10900 3150
F 0 "C?" H 10988 3196 50  0000 L CNN
F 1 "2.2uF" H 10988 3105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 10900 3150 50  0001 C CNN
F 3 "~" H 10900 3150 50  0001 C CNN
	1    10900 3150
	1    0    0    -1  
$EndComp
Wire Wire Line
	10900 3250 10900 3350
$Comp
L Transistor_BJT:BC109 Q?
U 1 1 5E680C50
P 9200 1750
F 0 "Q?" H 9391 1796 50  0000 L CNN
F 1 "BC109" H 9391 1705 50  0000 L CNN
F 2 "Package_TO_SOT_THT:TO-18-3" H 9400 1675 50  0001 L CIN
F 3 "http://www.farnell.com/datasheets/296634.pdf" H 9200 1750 50  0001 L CNN
	1    9200 1750
	1    0    0    -1  
$EndComp
Wire Wire Line
	10900 3050 10900 2800
Wire Wire Line
	8950 1750 9000 1750
$Comp
L Device:R R?
U 1 1 5E698692
P 8950 1500
F 0 "R?" H 8881 1546 50  0000 R CNN
F 1 "390k" H 8881 1455 50  0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 8880 1500 50  0001 C CNN
F 3 "~" H 8950 1500 50  0001 C CNN
	1    8950 1500
	1    0    0    -1  
$EndComp
Wire Wire Line
	8950 1750 8950 1650
Wire Wire Line
	8950 1350 9300 1350
Wire Wire Line
	9300 1350 9300 1500
$Comp
L Device:R R?
U 1 1 5E6AF3E2
P 9300 1150
F 0 "R?" H 9370 1196 50  0000 L CNN
F 1 "4.7k" H 9370 1105 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 9230 1150 50  0001 C CNN
F 3 "~" H 9300 1150 50  0001 C CNN
	1    9300 1150
	1    0    0    -1  
$EndComp
Wire Wire Line
	9300 1300 9300 1350
Connection ~ 9300 1350
$Comp
L Device:CP_Small C?
U 1 1 5E6BAD4B
P 9450 1500
F 0 "C?" V 9675 1500 50  0000 C CNN
F 1 "4.7uF" V 9584 1500 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 9450 1500 50  0001 C CNN
F 3 "~" H 9450 1500 50  0001 C CNN
	1    9450 1500
	0    -1   -1   0   
$EndComp
Wire Wire Line
	9350 1500 9300 1500
Connection ~ 9300 1500
Wire Wire Line
	9300 1500 9300 1550
$Comp
L power:GNDA #PWR?
U 1 1 5E6C7437
P 9550 2000
F 0 "#PWR?" H 9550 1750 50  0001 C CNN
F 1 "GNDA" H 9555 1827 50  0000 C CNN
F 2 "" H 9550 2000 50  0001 C CNN
F 3 "" H 9550 2000 50  0001 C CNN
	1    9550 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	9300 2000 9300 1950
$Comp
L Diode:1N5711 D?
U 1 1 5E6D7118
P 9900 1500
F 0 "D?" H 9900 1284 50  0000 C CNN
F 1 "1N5711 or Ge" H 9900 1375 50  0000 C CNN
F 2 "Diode_SMD:D_SOD-123F" H 9900 1325 50  0001 C CNN
F 3 "https://www.mouser.ch/datasheet/2/115/ds11015-60335.pdf" H 9900 1500 50  0001 C CNN
F 4 "1N5711W-7-F" H 9900 1500 50  0001 C CNN "MPN"
	1    9900 1500
	-1   0    0    1   
$EndComp
$Comp
L Diode:1N5711 D?
U 1 1 5E6D976F
P 9700 1700
F 0 "D?" V 9654 1779 50  0000 L CNN
F 1 "1N5711 or Ge" V 9745 1779 50  0000 L CNN
F 2 "Diode_SMD:D_SOD-123F" H 9700 1525 50  0001 C CNN
F 3 "https://www.mouser.ch/datasheet/2/115/ds11015-60335.pdf" H 9700 1700 50  0001 C CNN
F 4 "1N5711W-7-F" H 9700 1700 50  0001 C CNN "MPN"
	1    9700 1700
	0    1    1    0   
$EndComp
Wire Wire Line
	9550 1500 9700 1500
Wire Wire Line
	9700 1550 9700 1500
Connection ~ 9700 1500
Wire Wire Line
	9700 1500 9750 1500
Wire Wire Line
	9300 2000 9550 2000
Wire Wire Line
	9700 1850 9700 2000
Wire Wire Line
	9700 2000 9550 2000
Connection ~ 9550 2000
$Comp
L Device:CP_Small C?
U 1 1 5E716B0D
P 8900 700
F 0 "C?" H 8988 746 50  0000 L CNN
F 1 "47uF" H 8988 655 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8900 700 50  0001 C CNN
F 3 "~" H 8900 700 50  0001 C CNN
	1    8900 700 
	1    0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E723526
P 8900 800
F 0 "#PWR?" H 8900 550 50  0001 C CNN
F 1 "GNDA" H 8905 627 50  0000 C CNN
F 2 "" H 8900 800 50  0001 C CNN
F 3 "" H 8900 800 50  0001 C CNN
	1    8900 800 
	-1   0    0    -1  
$EndComp
Wire Wire Line
	7350 2050 7350 1850
Connection ~ 7350 2050
Wire Wire Line
	7850 2550 7850 3450
Wire Wire Line
	8150 2850 8350 2850
Connection ~ 8350 2850
Wire Wire Line
	8650 2850 8750 2850
Connection ~ 8750 2850
Wire Wire Line
	8950 2800 8950 1750
Wire Wire Line
	8950 2800 10900 2800
Connection ~ 8950 1750
$Comp
L Transistor_BJT:PN2222A Q?
U 1 1 5E7A0901
P 10650 1500
F 0 "Q?" H 10840 1546 50  0000 L CNN
F 1 "PN2222A" H 10840 1455 50  0000 L CNN
F 2 "Package_TO_SOT_THT:TO-92_Inline" H 10850 1425 50  0001 L CIN
F 3 "http://www.fairchildsemi.com/ds/PN/PN2222A.pdf" H 10650 1500 50  0001 L CNN
	1    10650 1500
	1    0    0    -1  
$EndComp
$Comp
L Device:R R?
U 1 1 5E7C6F0E
P 10250 1500
F 0 "R?" V 10043 1500 50  0000 C CNN
F 1 "4.7k" V 10134 1500 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 10180 1500 50  0001 C CNN
F 3 "~" H 10250 1500 50  0001 C CNN
	1    10250 1500
	0    1    1    0   
$EndComp
Wire Wire Line
	10050 1500 10100 1500
Wire Wire Line
	10400 1500 10450 1500
$Comp
L Device:CP_Small C?
U 1 1 5E7E0C6C
P 10050 1100
F 0 "C?" H 9962 1054 50  0000 R CNN
F 1 "47uF" H 9962 1145 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 10050 1100 50  0001 C CNN
F 3 "~" H 10050 1100 50  0001 C CNN
	1    10050 1100
	-1   0    0    1   
$EndComp
Wire Wire Line
	10050 1500 10050 1200
Connection ~ 10050 1500
$Comp
L power:GNDA #PWR?
U 1 1 5E7EE5B3
P 10050 950
F 0 "#PWR?" H 10050 700 50  0001 C CNN
F 1 "GNDA" H 10055 777 50  0000 C CNN
F 2 "" H 10050 950 50  0001 C CNN
F 3 "" H 10050 950 50  0001 C CNN
	1    10050 950 
	-1   0    0    1   
$EndComp
Wire Wire Line
	10050 1000 10050 950 
Wire Wire Line
	9300 600  9300 1000
Wire Wire Line
	9300 600  10750 600 
Wire Wire Line
	8900 600  9300 600 
Connection ~ 9300 600 
$Comp
L Device:R R?
U 1 1 5E86FCBF
P 10750 1000
F 0 "R?" H 10680 954 50  0000 R CNN
F 1 "3.9k" H 10680 1045 50  0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 10680 1000 50  0001 C CNN
F 3 "~" H 10750 1000 50  0001 C CNN
	1    10750 1000
	-1   0    0    1   
$EndComp
Wire Wire Line
	10750 850  10750 600 
Wire Wire Line
	10750 1300 10750 1250
Text Label 10850 1250 0    50   ~ 0
CAG
Wire Wire Line
	10850 1250 10750 1250
Connection ~ 10750 1250
Wire Wire Line
	10750 1250 10750 1150
$Comp
L Device:R_POT RV?
U 1 1 5E897D70
P 10250 2000
F 0 "RV?" H 10181 2046 50  0000 R CNN
F 1 "470" H 10181 1955 50  0000 R CNN
F 2 "Potentiometer_SMD:Potentiometer_Bourns_3214X_Vertical" H 10250 2000 50  0001 C CNN
F 3 "~" H 10250 2000 50  0001 C CNN
	1    10250 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	10750 1800 10750 1700
$Comp
L power:GNDA #PWR?
U 1 1 5E8A5CFD
P 10250 2200
F 0 "#PWR?" H 10250 1950 50  0001 C CNN
F 1 "GNDA" H 10255 2027 50  0000 C CNN
F 2 "" H 10250 2200 50  0001 C CNN
F 3 "" H 10250 2200 50  0001 C CNN
	1    10250 2200
	1    0    0    -1  
$EndComp
Wire Wire Line
	10250 2200 10250 2150
Wire Wire Line
	10750 1800 10250 1800
Wire Wire Line
	10250 1800 10250 1850
Wire Wire Line
	10600 2000 10400 2000
Text HLabel 800  1300 0    50   Input ~ 0
HF_RX
Text HLabel 7000 5800 0    50   Output ~ 0
SPKR
Text HLabel 10600 2000 2    50   Output ~ 0
METER
Text HLabel 6950 1000 0    50   Input ~ 0
MIC
Text HLabel 6300 1850 2    50   Output ~ 0
HF_TX
Text Notes 9450 5100 0    79   ~ 16
TODO Handle CW
Text HLabel 9850 5300 0    50   Input ~ 0
MUTE_SPKR
Wire Wire Line
	9850 5300 10200 5300
Wire Wire Line
	10200 5300 10200 5600
Text HLabel 1300 4500 0    50   Input ~ 0
SWITCH_RELAYn
Text Label 2800 900  1    50   ~ 0
+8V_TX
Text Label 7850 1000 1    50   ~ 0
+8V_TX
Text Label 8900 600  0    50   ~ 0
+8V_RX
Text Label 4650 4300 2    50   ~ 0
+8V_RX
Text HLabel 1000 2550 0    50   Input ~ 0
+8V_RX
Text HLabel 1000 2650 0    50   Input ~ 0
+8V_TX
Text Label 6250 4050 2    50   ~ 0
+8V_RX
Text GLabel 8350 4900 1    50   Input ~ 0
+8V
Text GLabel 8150 2850 0    50   Input ~ 0
+8V
Wire Wire Line
	1000 2550 1300 2550
Text Label 1300 2550 2    50   ~ 0
+8V_RX
Text Label 1300 2650 2    50   ~ 0
+8V_TX
Wire Wire Line
	1300 2650 1000 2650
$Comp
L Device:CTRIM_Small C?
U 1 1 5E9DA7C6
P 7150 4000
F 0 "C?" H 7241 4046 50  0000 L CNN
F 1 "60pF" H 7241 3955 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7150 4000 50  0001 C CNN
F 3 "~" H 7150 4000 50  0001 C CNN
	1    7150 4000
	-1   0    0    -1  
$EndComp
Wire Wire Line
	7150 3900 7150 3850
$Comp
L Diode:1N4148W D?
U 1 1 5EA3288A
P 2250 5000
F 0 "D?" V 2204 4920 50  0000 R CNN
F 1 "1N4148W" V 2295 4920 50  0000 R CNN
F 2 "Diode_SMD:D_SOD-123" H 2250 4825 50  0001 C CNN
F 3 "https://www.vishay.com/docs/85748/1n4148w.pdf" H 2250 5000 50  0001 C CNN
	1    2250 5000
	0    1    1    0   
$EndComp
$Comp
L Relay:G6K-2 K?
U 1 1 5EA70218
P 2950 5000
AR Path="/5EA70218" Ref="K?"  Part="1" 
AR Path="/5E3088F9/5EA70218" Ref="K?"  Part="1" 
F 0 "K?" H 3580 5046 50  0000 L CNN
F 1 "G6K-2F-RF-3V" H 3580 4955 50  0000 L CNN
F 2 "Relay_SMD:Relay_DPDT_Omron_G6K-2F" H 2950 5000 50  0001 L CNN
F 3 "http://omronfs.omron.com/en_US/ecb/products/pdf/en-g6k.pdf" H 2950 5000 50  0001 C CNN
	1    2950 5000
	1    0    0    -1  
$EndComp
Wire Wire Line
	2200 5450 2950 5450
Wire Wire Line
	2950 5450 2950 5300
Wire Wire Line
	2200 5450 2200 5900
Wire Wire Line
	3350 5300 3350 5450
Wire Wire Line
	3350 5450 3800 5450
Wire Wire Line
	3800 5450 3800 5900
Connection ~ 4400 4600
Wire Wire Line
	4400 4600 3450 4600
Wire Wire Line
	3450 4600 3450 4700
Wire Wire Line
	4650 4300 4400 4300
Wire Wire Line
	4300 3550 4300 4450
Wire Wire Line
	4300 4450 3250 4450
Wire Wire Line
	3250 4450 3250 4700
Wire Wire Line
	4300 3550 4800 3550
Wire Wire Line
	3050 4700 3050 2500
Wire Wire Line
	2850 4700 2850 4300
Wire Wire Line
	2850 4300 4050 4300
Wire Wire Line
	2250 2500 3050 2500
Wire Wire Line
	4050 1950 4050 4300
Wire Wire Line
	2550 5300 2250 5300
Wire Wire Line
	2550 4700 2400 4700
$Comp
L Device:L L?
U 1 1 5E5099B5
P 950 1650
F 0 "L?" H 906 1696 50  0000 R CNN
F 1 "20nH" H 906 1605 50  0000 R CNN
F 2 "Inductor_SMD:L_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 950 1650 50  0001 C CNN
F 3 "~" H 950 1650 50  0001 C CNN
F 4 "22 loops, 3/10 wire, toroid T37/6" H 950 1650 50  0001 C CNN "Description"
	1    950  1650
	-1   0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E50C17E
P 2400 1650
F 0 "C?" H 2308 1604 50  0000 R CNN
F 1 "1.6nF" H 2308 1695 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2400 1650 50  0001 C CNN
F 3 "~" H 2400 1650 50  0001 C CNN
	1    2400 1650
	-1   0    0    1   
$EndComp
$Comp
L Device:L L?
U 1 1 5E50C9FB
P 2100 1650
F 0 "L?" H 2056 1696 50  0000 R CNN
F 1 "20nH" H 2056 1605 50  0000 R CNN
F 2 "Inductor_SMD:L_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 2100 1650 50  0001 C CNN
F 3 "~" H 2100 1650 50  0001 C CNN
F 4 "22 loops, 3/10 wire, toroid T37/6" H 2100 1650 50  0001 C CNN "Description"
	1    2100 1650
	-1   0    0    -1  
$EndComp
Wire Wire Line
	2400 1550 2400 1500
Wire Wire Line
	2400 1500 2100 1500
Connection ~ 2400 1500
Wire Wire Line
	950  1800 600  1800
Wire Wire Line
	600  1800 600  1750
$Comp
L Device:L L?
U 1 1 5E55B461
P 1400 1550
F 0 "L?" V 1312 1550 50  0000 C CNN
F 1 "130nH" V 1221 1550 50  0000 C CNN
F 2 "Inductor_SMD:L_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 1400 1550 50  0001 C CNN
F 3 "~" H 1400 1550 50  0001 C CNN
F 4 "22 loops, 3/10 wire, toroid T37/6" H 1400 1550 50  0001 C CNN "Description"
	1    1400 1550
	0    1    -1   0   
$EndComp
Connection ~ 950  1800
Wire Wire Line
	1300 1200 1250 1200
Wire Wire Line
	1500 1200 1550 1200
Wire Wire Line
	1550 1200 1550 1550
$Comp
L Device:C_Small C?
U 1 1 5E59FB33
P 1700 1200
F 0 "C?" V 1563 1200 50  0000 C CNN
F 1 "240pF" V 1472 1200 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 1700 1200 50  0001 C CNN
F 3 "~" H 1700 1200 50  0001 C CNN
	1    1700 1200
	0    -1   -1   0   
$EndComp
$Comp
L Device:L L?
U 1 1 5E59FB3E
P 1700 1550
F 0 "L?" V 1600 1550 50  0000 C CNN
F 1 "180nH" V 1500 1550 50  0000 C CNN
F 2 "Inductor_SMD:L_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 1700 1550 50  0001 C CNN
F 3 "~" H 1700 1550 50  0001 C CNN
F 4 "22 loops, 3/10 wire, toroid T37/6" H 1700 1550 50  0001 C CNN "Description"
	1    1700 1550
	0    1    -1   0   
$EndComp
Wire Wire Line
	1800 1200 1850 1200
Wire Wire Line
	1850 1200 1850 1500
Connection ~ 1550 1550
Wire Wire Line
	1600 1200 1550 1200
Connection ~ 1550 1200
Wire Wire Line
	1250 1200 1250 1500
Wire Wire Line
	800  1300 850  1300
Wire Wire Line
	850  1300 850  1500
Wire Wire Line
	850  1500 950  1500
Wire Wire Line
	950  1800 2100 1800
Wire Wire Line
	950  1500 1250 1500
Connection ~ 950  1500
Connection ~ 1250 1500
Wire Wire Line
	1250 1500 1250 1550
Wire Wire Line
	1850 1500 2100 1500
Connection ~ 1850 1500
Wire Wire Line
	1850 1500 1850 1550
Connection ~ 2100 1500
Wire Wire Line
	600  1550 600  1500
Wire Wire Line
	600  1500 850  1500
Connection ~ 850  1500
Text Notes 850  2250 0    50   ~ 0
3rd order Elliptic Bandpass\n27MHz - 29.60MHz cutoff\n0.3dB ripple, -40dB stopband
$Comp
L Connector_Generic:Conn_01x03 J?
U 1 1 5E6B38C3
P 900 600
F 0 "J?" V 864 780 50  0000 L CNN
F 1 "RX Filt in" V 773 780 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 900 600 50  0001 C CNN
F 3 "~" H 900 600 50  0001 C CNN
	1    900  600 
	0    1    -1   0   
$EndComp
$Comp
L Connector_Generic:Conn_01x03 J?
U 1 1 5E6B652F
P 1950 600
F 0 "J?" V 1914 780 50  0000 L CNN
F 1 "RX Filt out" V 1823 780 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 1950 600 50  0001 C CNN
F 3 "~" H 1950 600 50  0001 C CNN
	1    1950 600 
	0    1    -1   0   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E6B6B09
P 1000 800
F 0 "#PWR?" H 1000 550 50  0001 C CNN
F 1 "GNDA" H 1005 627 50  0000 C CNN
F 2 "" H 1000 800 50  0001 C CNN
F 3 "" H 1000 800 50  0001 C CNN
	1    1000 800 
	1    0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E6B6D6D
P 2050 850
F 0 "#PWR?" H 2050 600 50  0001 C CNN
F 1 "GNDA" H 2055 677 50  0000 C CNN
F 2 "" H 2050 850 50  0001 C CNN
F 3 "" H 2050 850 50  0001 C CNN
	1    2050 850 
	1    0    0    -1  
$EndComp
Wire Wire Line
	2050 850  2050 800 
Wire Wire Line
	1850 850  1850 800 
Connection ~ 2050 850 
Wire Wire Line
	2050 850  1850 850 
Text Label 500  850  0    50   ~ 0
+8V_RX
Wire Wire Line
	500  850  800  850 
Wire Wire Line
	800  850  800  800 
Wire Wire Line
	900  800  900  1300
Wire Wire Line
	900  1300 850  1300
Connection ~ 850  1300
Wire Wire Line
	1950 800  1950 1200
Wire Wire Line
	1950 1200 1850 1200
Connection ~ 1850 1200
Text Notes 1200 950  0    50   ~ 0
Headers allow\nplug-in filters
$Comp
L Device:C_Small C?
U 1 1 5E814A7F
P 5300 1550
F 0 "C?" V 5529 1550 50  0000 C CNN
F 1 "180pF" V 5438 1550 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 5300 1550 50  0001 C CNN
F 3 "~" H 5300 1550 50  0001 C CNN
	1    5300 1550
	0    -1   -1   0   
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E814A89
P 4500 2000
F 0 "C?" H 4408 1954 50  0000 R CNN
F 1 "1.6nF" H 4408 2045 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4500 2000 50  0001 C CNN
F 3 "~" H 4500 2000 50  0001 C CNN
	1    4500 2000
	-1   0    0    1   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E814A93
P 4850 2150
F 0 "#PWR?" H 4850 1900 50  0001 C CNN
F 1 "GNDA" H 4855 1977 50  0000 C CNN
F 2 "" H 4850 2150 50  0001 C CNN
F 3 "" H 4850 2150 50  0001 C CNN
	1    4850 2150
	1    0    0    -1  
$EndComp
$Comp
L Device:L L?
U 1 1 5E814AA3
P 4850 2000
F 0 "L?" H 4806 2046 50  0000 R CNN
F 1 "20nH" H 4806 1955 50  0000 R CNN
F 2 "Inductor_SMD:L_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 4850 2000 50  0001 C CNN
F 3 "~" H 4850 2000 50  0001 C CNN
F 4 "22 loops, 3/10 wire, toroid T37/6" H 4850 2000 50  0001 C CNN "Description"
	1    4850 2000
	-1   0    0    -1  
$EndComp
$Comp
L Device:C_Small C?
U 1 1 5E814AAD
P 6300 2000
F 0 "C?" H 6208 1954 50  0000 R CNN
F 1 "1.6nF" H 6208 2045 50  0000 R CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 6300 2000 50  0001 C CNN
F 3 "~" H 6300 2000 50  0001 C CNN
	1    6300 2000
	-1   0    0    1   
$EndComp
$Comp
L Device:L L?
U 1 1 5E814AB8
P 6000 2000
F 0 "L?" H 5956 2046 50  0000 R CNN
F 1 "20nH" H 5956 1955 50  0000 R CNN
F 2 "Inductor_SMD:L_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 6000 2000 50  0001 C CNN
F 3 "~" H 6000 2000 50  0001 C CNN
F 4 "22 loops, 3/10 wire, toroid T37/6" H 6000 2000 50  0001 C CNN "Description"
	1    6000 2000
	-1   0    0    -1  
$EndComp
Wire Wire Line
	6300 1900 6300 1850
Wire Wire Line
	6300 1850 6000 1850
Wire Wire Line
	4850 2150 4500 2150
Wire Wire Line
	4500 2150 4500 2100
$Comp
L Device:L L?
U 1 1 5E814AC9
P 5300 1900
F 0 "L?" V 5490 1900 50  0000 C CNN
F 1 "130nH" V 5399 1900 50  0000 C CNN
F 2 "Inductor_SMD:L_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 5300 1900 50  0001 C CNN
F 3 "~" H 5300 1900 50  0001 C CNN
F 4 "22 loops, 3/10 wire, toroid T37/6" H 5300 1900 50  0001 C CNN "Description"
	1    5300 1900
	0    1    -1   0   
$EndComp
Connection ~ 4850 2150
Wire Wire Line
	5200 1550 5150 1550
Wire Wire Line
	5400 1550 5450 1550
Wire Wire Line
	5450 1550 5450 1900
$Comp
L Device:C_Small C?
U 1 1 5E814AD8
P 5600 1550
F 0 "C?" V 5829 1550 50  0000 C CNN
F 1 "240pF" V 5738 1550 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 5600 1550 50  0001 C CNN
F 3 "~" H 5600 1550 50  0001 C CNN
	1    5600 1550
	0    -1   -1   0   
$EndComp
$Comp
L Device:L L?
U 1 1 5E814AE3
P 5600 1900
F 0 "L?" V 5790 1900 50  0000 C CNN
F 1 "180nH" V 5699 1900 50  0000 C CNN
F 2 "Inductor_SMD:L_1210_3225Metric_Pad1.42x2.65mm_HandSolder" H 5600 1900 50  0001 C CNN
F 3 "~" H 5600 1900 50  0001 C CNN
F 4 "22 loops, 3/10 wire, toroid T37/6" H 5600 1900 50  0001 C CNN "Description"
	1    5600 1900
	0    1    -1   0   
$EndComp
Wire Wire Line
	5700 1550 5750 1550
Wire Wire Line
	5750 1550 5750 1850
Connection ~ 5450 1900
Wire Wire Line
	5500 1550 5450 1550
Connection ~ 5450 1550
Wire Wire Line
	5150 1550 5150 1850
Wire Wire Line
	4850 2150 6000 2150
Wire Wire Line
	4850 1850 5150 1850
Connection ~ 4850 1850
Connection ~ 5150 1850
Wire Wire Line
	5150 1850 5150 1900
Wire Wire Line
	5750 1850 6000 1850
Connection ~ 5750 1850
Wire Wire Line
	5750 1850 5750 1900
Connection ~ 6000 1850
Wire Wire Line
	4500 1900 4500 1850
$Comp
L Connector_Generic:Conn_01x03 J?
U 1 1 5E814B02
P 4550 1250
F 0 "J?" V 4514 1430 50  0000 L CNN
F 1 "TX Filt in" V 4423 1430 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 4550 1250 50  0001 C CNN
F 3 "~" H 4550 1250 50  0001 C CNN
	1    4550 1250
	0    1    -1   0   
$EndComp
$Comp
L Connector_Generic:Conn_01x03 J?
U 1 1 5E814B0C
P 6000 1350
F 0 "J?" V 5964 1530 50  0000 L CNN
F 1 "VX Filt out" V 5873 1530 50  0000 L CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 6000 1350 50  0001 C CNN
F 3 "~" H 6000 1350 50  0001 C CNN
	1    6000 1350
	0    1    -1   0   
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E814B16
P 4650 1450
F 0 "#PWR?" H 4650 1200 50  0001 C CNN
F 1 "GNDA" H 4655 1277 50  0000 C CNN
F 2 "" H 4650 1450 50  0001 C CNN
F 3 "" H 4650 1450 50  0001 C CNN
	1    4650 1450
	1    0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR?
U 1 1 5E814B20
P 6100 1600
F 0 "#PWR?" H 6100 1350 50  0001 C CNN
F 1 "GNDA" H 6105 1427 50  0000 C CNN
F 2 "" H 6100 1600 50  0001 C CNN
F 3 "" H 6100 1600 50  0001 C CNN
	1    6100 1600
	1    0    0    -1  
$EndComp
Wire Wire Line
	6100 1600 6100 1550
Wire Wire Line
	5900 1600 5900 1550
Connection ~ 6100 1600
Wire Wire Line
	6100 1600 5900 1600
Text Label 4150 1500 0    50   ~ 0
+8V_TX
Wire Wire Line
	4150 1500 4450 1500
Wire Wire Line
	4450 1500 4450 1450
Wire Wire Line
	4500 1850 4550 1850
Text Notes 5000 2400 0    50   ~ 0
3rd order Elliptic Bandpass\n27MHz - 29.60MHz cutoff\n0.3dB ripple, -40dB stopband
Wire Wire Line
	4450 1850 4500 1850
Connection ~ 4500 1850
Wire Wire Line
	4550 1450 4550 1850
Connection ~ 4550 1850
Wire Wire Line
	4550 1850 4850 1850
Wire Wire Line
	6000 1550 6000 1850
Wire Wire Line
	6000 2150 6300 2150
Wire Wire Line
	6300 2150 6300 2100
Connection ~ 6000 2150
Wire Wire Line
	2400 1750 2400 1800
Wire Wire Line
	2400 1800 2100 1800
Connection ~ 2100 1800
$Comp
L mpb:BAT18 D?
U 1 1 5E98708F
P 3150 1050
F 0 "D?" V 3129 1128 50  0000 L CNN
F 1 "BAT18" V 3220 1128 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23_Handsoldering" H 3150 1100 50  0001 C CNN
F 3 "~" H 3150 1050 50  0001 C CNN
	1    3150 1050
	0    1    1    0   
$EndComp
Wire Wire Line
	2800 1200 3150 1200
Connection ~ 3150 1200
$Comp
L mpb:BAT18 D?
U 1 1 5E9B8B08
P 4400 4750
F 0 "D?" V 4446 4671 50  0000 R CNN
F 1 "BAT18" V 4355 4671 50  0000 R CNN
F 2 "Package_TO_SOT_SMD:SOT-23_Handsoldering" H 4400 4800 50  0001 C CNN
F 3 "~" H 4400 4750 50  0001 C CNN
	1    4400 4750
	0    -1   -1   0   
$EndComp
$Comp
L power:+3.3V #PWR?
U 1 1 5ECCA8C1
P 2400 4200
AR Path="/5E2FA006/5ECCA8C1" Ref="#PWR?"  Part="1" 
AR Path="/5ECCA8C1" Ref="#PWR?"  Part="1" 
AR Path="/5E3088F9/5ECCA8C1" Ref="#PWR?"  Part="1" 
F 0 "#PWR?" H 2400 4050 50  0001 C CNN
F 1 "+3.3V" H 2300 4350 50  0000 L CNN
F 2 "" H 2400 4200 50  0001 C CNN
F 3 "" H 2400 4200 50  0001 C CNN
	1    2400 4200
	1    0    0    -1  
$EndComp
Wire Wire Line
	2250 4850 2250 4700
Wire Wire Line
	2250 5300 2250 5150
$Comp
L Transistor_BJT:BC856W Q?
U 1 1 5ED2EEC6
P 2300 4500
AR Path="/5E4C0E28/5ED2EEC6" Ref="Q?"  Part="1" 
AR Path="/5E2DC494/5ED2EEC6" Ref="Q?"  Part="1" 
AR Path="/5E3088F9/5ED2EEC6" Ref="Q?"  Part="1" 
F 0 "Q?" H 2490 4454 50  0000 L CNN
F 1 "BC856W" H 2490 4545 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-323_SC-70" H 2500 4425 50  0001 L CIN
F 3 "http://www.fairchildsemi.com/ds/BC/BC856.pdf" H 2300 4500 50  0001 L CNN
	1    2300 4500
	1    0    0    1   
$EndComp
$Comp
L Device:R R?
U 1 1 5ED2EECC
P 2000 4350
AR Path="/5E4C0E28/5ED2EECC" Ref="R?"  Part="1" 
AR Path="/5E2DC494/5ED2EECC" Ref="R?"  Part="1" 
AR Path="/5E3088F9/5ED2EECC" Ref="R?"  Part="1" 
F 0 "R?" H 2070 4396 50  0000 L CNN
F 1 "4k7" H 2070 4305 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 1930 4350 50  0001 C CNN
F 3 "~" H 2000 4350 50  0001 C CNN
	1    2000 4350
	1    0    0    -1  
$EndComp
Wire Wire Line
	2400 4300 2400 4200
$Comp
L Diode:1N4148W D?
U 1 1 5ED2EED3
P 1450 4500
AR Path="/5E3088F9/5ED2EED3" Ref="D?"  Part="1" 
AR Path="/5E4C0E28/5ED2EED3" Ref="D?"  Part="1" 
AR Path="/5E2DC494/5ED2EED3" Ref="D?"  Part="1" 
F 0 "D?" H 1450 4717 50  0000 C CNN
F 1 "1N4148W" H 1450 4626 50  0000 C CNN
F 2 "Diode_SMD:D_SOD-123" H 1450 4325 50  0001 C CNN
F 3 "https://www.vishay.com/docs/85748/1n4148w.pdf" H 1450 4500 50  0001 C CNN
	1    1450 4500
	1    0    0    -1  
$EndComp
Wire Wire Line
	2100 4500 2000 4500
Connection ~ 2000 4500
Wire Wire Line
	2400 4200 2000 4200
$Comp
L power:GND #PWR?
U 1 1 5EDC4BF1
P 2250 5300
AR Path="/5E2FA006/5EDC4BF1" Ref="#PWR?"  Part="1" 
AR Path="/5E2DC494/5EDC4BF1" Ref="#PWR?"  Part="1" 
AR Path="/5E3088F9/5EDC4BF1" Ref="#PWR?"  Part="1" 
F 0 "#PWR?" H 2250 5050 50  0001 C CNN
F 1 "GND" V 2255 5172 50  0000 R CNN
F 2 "" H 2250 5300 50  0001 C CNN
F 3 "" H 2250 5300 50  0001 C CNN
	1    2250 5300
	0    1    1    0   
$EndComp
Connection ~ 2250 5300
Connection ~ 2400 4200
Connection ~ 2400 4700
Wire Wire Line
	2400 4700 2250 4700
Wire Wire Line
	1900 4500 2000 4500
$Comp
L Device:R R?
U 1 1 5EE2A6BC
P 1750 4500
AR Path="/5E4C0E28/5EE2A6BC" Ref="R?"  Part="1" 
AR Path="/5E2DC494/5EE2A6BC" Ref="R?"  Part="1" 
AR Path="/5E3088F9/5EE2A6BC" Ref="R?"  Part="1" 
F 0 "R?" V 1543 4500 50  0000 C CNN
F 1 "100" V 1634 4500 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric_Pad1.05x0.95mm_HandSolder" V 1680 4500 50  0001 C CNN
F 3 "~" H 1750 4500 50  0001 C CNN
	1    1750 4500
	0    1    1    0   
$EndComp
Text GLabel 3450 550  0    50   Input ~ 0
+8V
$EndSCHEMATC