From 0fc11023f5e719d97166d899b871838c56988ada Mon Sep 17 00:00:00 2001 From: "Matthias P. Braendli" Date: Thu, 29 Jun 2023 21:14:38 +0200 Subject: DART-70 TX FE adaptations --- kicad-dart-70/frontend_70.kicad_sch | 39 +++++++++++++++++++------------------ 1 file changed, 20 insertions(+), 19 deletions(-) (limited to 'kicad-dart-70/frontend_70.kicad_sch') diff --git a/kicad-dart-70/frontend_70.kicad_sch b/kicad-dart-70/frontend_70.kicad_sch index 8691b7e..e42127f 100644 --- a/kicad-dart-70/frontend_70.kicad_sch +++ b/kicad-dart-70/frontend_70.kicad_sch @@ -6,7 +6,7 @@ (title_block (title "DART-70 TRX") - (date "2023-05-21") + (date "2023-06-29") (rev "1") (company "HB9EGM") (comment 1 "A 4m Band SSB/CW Transceiver") @@ -1797,7 +1797,7 @@ (stroke (width 0) (type default)) (uuid 58845e3f-7112-4368-b742-d952a9ef30c6) ) - (wire (pts (xy 172.72 133.35) (xy 177.8 133.35)) + (wire (pts (xy 171.45 133.35) (xy 177.8 133.35)) (stroke (width 0) (type default)) (uuid 592caa8b-0386-47d0-8e78-0b9d3a2052bb) ) @@ -2173,7 +2173,7 @@ (stroke (width 0) (type default)) (uuid c31d04a3-eb2d-4a6d-9ba9-6dbfb9fffff3) ) - (wire (pts (xy 161.29 133.35) (xy 165.1 133.35)) + (wire (pts (xy 161.29 133.35) (xy 163.83 133.35)) (stroke (width 0) (type default)) (uuid c3a8b91a-7a87-4be2-bdac-1424494beb13) ) @@ -2451,17 +2451,18 @@ (effects (font (size 0.8 0.8)) (justify left bottom)) (uuid 74faa0bd-7658-42b8-9be2-cc9e1704f721) ) - (text "TODO\nreplace C129 to 10nF on Rev.0 and compare" (at 63.5 193.04 0) + (text "TODO: Q34 is currently an MMBT3904\nTry with BSV52 again!" + (at 111.76 186.69 0) (effects (font (size 2 2)) (justify left bottom)) - (uuid 7cd19031-7145-45b9-93d4-9924bebd3401) + (uuid 95c7733c-8495-4a94-a36d-155fdede30d0) ) (text "4^{th} order Chebychev, Direct-coupled, series cap\nPassband 65MHz .. 75MHz, Bandpass Ripple 0.2dB\n112nH inductors: 5T on 6mm former, length 8mm, 96mm wire length" (at 177.8 48.26 0) (effects (font (size 1.27 1.27)) (justify left bottom)) (uuid a30cddd0-0438-4b2d-9649-32a0ca0524d8) ) - (text "3^{rd} order Chebychev, Direct-coupled, series cap\nPassband 60MHz .. 80MHz, Bandpass Ripple 0.1dB\n60nH: 4T on 5mm former, length 4.5mm, 65mm wire length" - (at 137.16 158.75 0) + (text "3^{rd} order Chebychev, Direct-coupled, series cap\nPassband 60MHz .. 80MHz, Bandpass Ripple 0.1dB\n60nH: 6T on 2mm former\n\nEarlier, 22pF instead of 15pF,\n60nH: 4T on 5mm former, length 4.5mm, 65mm wire length" + (at 137.16 165.1 0) (effects (font (size 1.2 1.2)) (justify left bottom)) (uuid ae6189cd-5e49-4b5c-b5b0-6fd2b3f95160) ) @@ -3039,10 +3040,10 @@ (symbol (lib_id "Device:R") (at 213.36 128.27 90) (mirror x) (unit 1) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced) (uuid 206c88e0-f8b9-4ccc-9719-32ce6e6271f4) - (property "Reference" "R208" (at 213.36 123.19 90) + (property "Reference" "R208" (at 213.36 121.92 90) (effects (font (size 1.27 1.27))) ) - (property "Value" "2k" (at 213.36 125.73 90) + (property "Value" "8k2" (at 213.36 124.46 90) (effects (font (size 1.27 1.27))) ) (property "Footprint" "Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolder" (at 213.36 126.492 90) @@ -3090,25 +3091,25 @@ ) ) - (symbol (lib_id "Device:C") (at 168.91 133.35 270) (unit 1) + (symbol (lib_id "Device:C") (at 167.64 133.35 270) (unit 1) (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced) (uuid 23690eeb-86ec-48d7-a699-81501fac9cb6) - (property "Reference" "C104" (at 168.91 127 90) + (property "Reference" "C104" (at 167.64 125.73 90) (effects (font (size 1.27 1.27))) ) - (property "Value" "22pF" (at 168.91 129.54 90) + (property "Value" "15pF" (at 167.64 128.27 90) (effects (font (size 1.27 1.27))) ) - (property "Footprint" "Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder" (at 165.1 134.3152 0) + (property "Footprint" "Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder" (at 163.83 134.3152 0) (effects (font (size 1.27 1.27)) hide) ) - (property "Datasheet" "/home/bram/Sync/Doc/Datasheet/CBR KEMET capacitors.pdf" (at 168.91 133.35 0) + (property "Datasheet" "/home/bram/Sync/Doc/Datasheet/CBR KEMET capacitors.pdf" (at 167.64 133.35 0) (effects (font (size 1.27 1.27)) hide) ) - (property "MPN" "CBR" (at 168.91 133.35 0) + (property "MPN" "CBR" (at 167.64 133.35 0) (effects (font (size 1.27 1.27)) hide) ) - (property "Need_order" "0" (at 168.91 133.35 0) + (property "Need_order" "0" (at 167.64 133.35 0) (effects (font (size 1.27 1.27)) hide) ) (pin "1" (uuid 532b3b70-2594-4f04-b5cb-2638938e2daa)) @@ -3365,7 +3366,7 @@ (property "Reference" "C100" (at 149.86 127 90) (effects (font (size 1.27 1.27))) ) - (property "Value" "22pF" (at 149.86 129.54 90) + (property "Value" "15pF" (at 149.86 129.54 90) (effects (font (size 1.27 1.27))) ) (property "Footprint" "Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder" (at 146.05 134.3152 0) @@ -3596,7 +3597,7 @@ ) (symbol (lib_id "Device:R") (at 207.01 127 0) (mirror y) (unit 1) - (in_bom yes) (on_board yes) (dnp no) (fields_autoplaced) + (in_bom yes) (on_board yes) (dnp yes) (fields_autoplaced) (uuid 4d78a9cb-1034-4346-bdbe-b93b3b5f12de) (property "Reference" "R210" (at 204.47 126.365 0) (effects (font (size 1.27 1.27)) (justify left)) @@ -5732,7 +5733,7 @@ (property "Datasheet" "~" (at 264.16 133.35 0) (effects (font (size 1.27 1.27)) hide) ) - (property "MPN" "5T on 5mm former, 8cm wire length" (at 264.16 133.35 0) + (property "MPN" "9T on 2mm former" (at 264.16 133.35 0) (effects (font (size 1.27 1.27)) hide) ) (property "Need_order" "0" (at 264.16 133.35 0) -- cgit v1.2.3