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| author | Matthias P. Braendli <matthias.braendli@mpb.li> | 2020-03-29 15:19:10 +0200 |
|---|---|---|
| committer | Matthias P. Braendli <matthias.braendli@mpb.li> | 2020-03-29 15:19:10 +0200 |
| commit | 7622b1720ccef574120ff95f2bb8b147657f1bb4 (patch) | |
| tree | d03b76999ebaec2e6d295139235a9de43bd531db | |
| parent | f0cd86a4e46a99062d156f9fa7a79a1b7a57f1f2 (diff) | |
| download | picardy-7622b1720ccef574120ff95f2bb8b147657f1bb4.tar.gz picardy-7622b1720ccef574120ff95f2bb8b147657f1bb4.tar.bz2 picardy-7622b1720ccef574120ff95f2bb8b147657f1bb4.zip | |
Add plan B for CW
| -rw-r--r-- | README.md | 4 | ||||
| -rw-r--r-- | kicad/baseband.sch | 40 |
2 files changed, 31 insertions, 13 deletions
@@ -22,11 +22,9 @@ TODO before ordering the PCB * Verify microphone pinout for MH-42 * Is audio level at SSM2167 output sufficient for the SA602A ? -* Audio out - * Change RV303 footprint, as it needs to be on the front panel - * CW * Does the trick with the DC bias to leak the LO work ? + * Not tested, but plan B done (J306) * Consider reordering UI pins, if it simplifies routing * Mockup location of potentiometers, encoder, display and buttons diff --git a/kicad/baseband.sch b/kicad/baseband.sch index 3ac4720..d1846fa 100644 --- a/kicad/baseband.sch +++ b/kicad/baseband.sch @@ -908,14 +908,14 @@ $EndComp $Comp L Device:C_Small C337 U 1 1 5E49C26E -P 8150 2850 -F 0 "C337" H 8059 2804 50 0000 R CNN -F 1 "1uF" H 8059 2895 50 0000 R CNN -F 2 "Capacitor_SMD:C_0805_2012Metric" H 8150 2850 50 0001 C CNN -F 3 "~" H 8150 2850 50 0001 C CNN -F 4 "08055C105JAT2A" H 8150 2850 50 0001 C CNN "MPN" -F 5 "0" H 8150 2850 50 0001 C CNN "Need_order" - 1 8150 2850 +P 8150 2700 +F 0 "C337" H 8059 2654 50 0000 R CNN +F 1 "1uF" H 8059 2745 50 0000 R CNN +F 2 "Capacitor_SMD:C_0805_2012Metric" H 8150 2700 50 0001 C CNN +F 3 "~" H 8150 2700 50 0001 C CNN +F 4 "08055C105JAT2A" H 8150 2700 50 0001 C CNN "MPN" +F 5 "0" H 8150 2700 50 0001 C CNN "Need_order" + 1 8150 2700 1 0 0 1 $EndComp Wire Wire Line @@ -2916,12 +2916,12 @@ Connection ~ 9100 2850 Wire Wire Line 8100 2000 8150 2000 Wire Wire Line - 8150 2000 8150 2750 + 8150 2000 8150 2600 Wire Wire Line 7700 3450 8250 3450 Connection ~ 7700 3450 Wire Wire Line - 8150 2950 8150 3050 + 8150 2800 8150 3050 Wire Wire Line 8150 3050 7700 3050 $Comp @@ -3089,4 +3089,24 @@ F 3 "" H 8250 4350 50 0001 C CNN $EndComp Wire Wire Line 4050 1950 4050 4300 +Text Label 7700 3050 0 50 ~ 0 +MIC_OUT +Text HLabel 8300 800 0 50 Input ~ 0 +CW_TONE +Text Label 8300 900 2 50 ~ 0 +MIC_OUT +Text Notes 7950 700 0 39 ~ 0 +In case the balance upsetting\nLO leakage trick doesn't work +$Comp +L Connector_Generic:Conn_01x02 J? +U 1 1 5E89C9A4 +P 8500 800 +F 0 "J?" H 8580 792 50 0000 L CNN +F 1 "CW_TONE" H 8580 701 50 0000 L CNN +F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 8500 800 50 0001 C CNN +F 3 "~" H 8500 800 50 0001 C CNN +F 4 "0" H 8500 800 50 0001 C CNN "Need_order" + 1 8500 800 + 1 0 0 -1 +$EndComp $EndSCHEMATC |