From e8e26656a7436fe8674bc858424371a351e4ea91 Mon Sep 17 00:00:00 2001 From: Simon Kueppers Date: Thu, 10 Nov 2022 19:32:07 +0100 Subject: [PATCH] Changed R2 to 5.1K to decrease DAC loading and reduce output level for radio microphone input --- kicad/k1-aioc/k1-aioc.kicad_pcb | 16 ++++++------- kicad/k1-aioc/k1-aioc.kicad_sch | 40 ++++++++++++++++----------------- 2 files changed, 28 insertions(+), 28 deletions(-) diff --git a/kicad/k1-aioc/k1-aioc.kicad_pcb b/kicad/k1-aioc/k1-aioc.kicad_pcb index f603536..064b0e4 100644 --- a/kicad/k1-aioc/k1-aioc.kicad_pcb +++ b/kicad/k1-aioc/k1-aioc.kicad_pcb @@ -153,19 +153,19 @@ (footprint "Resistor_SMD:R_0603_1608Metric" (layer "F.Cu") (tedit 5F68FEEE) (tstamp 01ae6591-e58e-4f27-b32e-70ce81a31cb8) - (at 119.75 102) + (at 119.75 102 180) (descr "Resistor SMD 0603 (1608 Metric), square (rectangular) end terminal, IPC_7351 nominal, (Body size source: IPC-SM-782 page 72, https://www.pcb-3d.com/wordpress/wp-content/uploads/ipc-sm-782a_amendment_1_and_2.pdf), generated with kicad-footprint-generator") (tags "resistor") - (property "LCSC" "C4190") + (property "LCSC" "C23186") (property "Sheetfile" "File: k1-aioc.kicad_sch") (property "Sheetname" "") - (path "/5d94c761-144d-4672-9330-c6fa3412fb4e") + (path "/a395a1f6-0ade-49ae-97ea-2e311cd442a3") (attr smd) (fp_text reference "R2" (at 0 0) (layer "F.SilkS") hide (effects (font (size 0.5 0.5) (thickness 0.1))) (tstamp e869862c-5c6f-4fde-965f-830c84100321) ) - (fp_text value "2.2K" (at 0 1.43) (layer "F.Fab") + (fp_text value "5.1K" (at 0 1.43) (layer "F.Fab") (effects (font (size 1 1) (thickness 0.15))) (tstamp 9861583a-fcf4-44c5-800b-8410b5cc6799) ) @@ -183,10 +183,10 @@ (fp_line (start 0.8 0.4125) (end -0.8 0.4125) (layer "F.Fab") (width 0.1) (tstamp 9df710a5-20ef-4763-868a-652e977c63f5)) (fp_line (start -0.8 -0.4125) (end 0.8 -0.4125) (layer "F.Fab") (width 0.1) (tstamp ea8797a1-d82e-465e-9b72-534129dcf2b1)) (fp_line (start 0.8 -0.4125) (end 0.8 0.4125) (layer "F.Fab") (width 0.1) (tstamp ee7df4ba-2a47-4011-9fe4-cffbd93217be)) - (pad "1" smd roundrect (at -0.825 0) (size 0.8 0.95) (layers "F.Cu" "F.Paste" "F.Mask") (roundrect_rratio 0.25) - (net 45 "/AFOUT") (pintype "passive") (tstamp a3570bf0-770e-4cc6-8512-eefdaf3de3d8)) - (pad "2" smd roundrect (at 0.825 0) (size 0.8 0.95) (layers "F.Cu" "F.Paste" "F.Mask") (roundrect_rratio 0.25) - (net 32 "Net-(C12-Pad1)") (pintype "passive") (tstamp 36150699-d17d-44f8-8c7f-7432b51e3337)) + (pad "1" smd roundrect (at -0.825 0 180) (size 0.8 0.95) (layers "F.Cu" "F.Paste" "F.Mask") (roundrect_rratio 0.25) + (net 32 "Net-(C12-Pad1)") (pintype "passive") (tstamp a3570bf0-770e-4cc6-8512-eefdaf3de3d8)) + (pad "2" smd roundrect (at 0.825 0 180) (size 0.8 0.95) (layers "F.Cu" "F.Paste" "F.Mask") (roundrect_rratio 0.25) + (net 45 "/AFOUT") (pintype "passive") (tstamp 36150699-d17d-44f8-8c7f-7432b51e3337)) (model "${KICAD6_3DMODEL_DIR}/Resistor_SMD.3dshapes/R_0603_1608Metric.wrl" (offset (xyz 0 0 0)) (scale (xyz 1 1 1)) diff --git a/kicad/k1-aioc/k1-aioc.kicad_sch b/kicad/k1-aioc/k1-aioc.kicad_sch index e54750d..3c969e0 100644 --- a/kicad/k1-aioc/k1-aioc.kicad_sch +++ b/kicad/k1-aioc/k1-aioc.kicad_sch @@ -3067,24 +3067,6 @@ (pin "1" (uuid 38be99e5-9fcf-4f28-af7c-e5c901ab50c8)) ) - (symbol (lib_id "Device:R") (at 184.15 106.68 90) (unit 1) - (in_bom yes) (on_board yes) - (uuid 5d94c761-144d-4672-9330-c6fa3412fb4e) - (property "Reference" "R2" (id 0) (at 180.34 109.22 90)) - (property "Value" "2.2K" (id 1) (at 185.42 109.22 90)) - (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (id 2) (at 184.15 108.458 90) - (effects (font (size 1.27 1.27)) hide) - ) - (property "Datasheet" "~" (id 3) (at 184.15 106.68 0) - (effects (font (size 1.27 1.27)) hide) - ) - (property "LCSC" "C4190" (id 4) (at 180.34 109.22 0) - (effects (font (size 1.27 1.27)) hide) - ) - (pin "1" (uuid d73b0589-3af6-41f6-9f2a-87397bf25f90)) - (pin "2" (uuid b578843a-e4d3-4e45-b741-18f9ee12c40e)) - ) - (symbol (lib_id "Device:R") (at 232.41 36.83 270) (unit 1) (in_bom yes) (on_board yes) (uuid 62563381-3fa7-4c1f-81da-cc4b88d68cb9) @@ -3539,6 +3521,24 @@ (pin "1" (uuid f2ca63f9-e4e9-41a9-93b1-3b2083e0819d)) ) + (symbol (lib_id "Device:R") (at 184.15 106.68 270) (unit 1) + (in_bom yes) (on_board yes) + (uuid a395a1f6-0ade-49ae-97ea-2e311cd442a3) + (property "Reference" "R2" (id 0) (at 180.34 109.22 90)) + (property "Value" "5.1K" (id 1) (at 185.42 109.22 90)) + (property "Footprint" "Resistor_SMD:R_0603_1608Metric" (id 2) (at 184.15 104.902 90) + (effects (font (size 1.27 1.27)) hide) + ) + (property "Datasheet" "~" (id 3) (at 184.15 106.68 0) + (effects (font (size 1.27 1.27)) hide) + ) + (property "LCSC" "C23186" (id 4) (at 182.8799 104.14 0) + (effects (font (size 1.27 1.27)) hide) + ) + (pin "1" (uuid 6d86f8f0-ae33-4a71-970b-69988d7569e9)) + (pin "2" (uuid 2159750f-39f8-4499-82a4-6c37360eec7b)) + ) + (symbol (lib_id "Device:R") (at 201.93 134.62 0) (unit 1) (in_bom yes) (on_board yes) (fields_autoplaced) (uuid a5b0a9e5-7317-47fc-9800-e75fda3ec385) @@ -4321,8 +4321,8 @@ (path "/731ee317-d717-418e-8a38-f6754143172e" (reference "R1") (unit 1) (value "1.5K") (footprint "Resistor_SMD:R_0603_1608Metric") ) - (path "/5d94c761-144d-4672-9330-c6fa3412fb4e" - (reference "R2") (unit 1) (value "2.2K") (footprint "Resistor_SMD:R_0603_1608Metric") + (path "/a395a1f6-0ade-49ae-97ea-2e311cd442a3" + (reference "R2") (unit 1) (value "5.1K") (footprint "Resistor_SMD:R_0603_1608Metric") ) (path "/a6e41ec9-f152-4bb3-b386-4a1ce2030945" (reference "R3") (unit 1) (value "5.1K") (footprint "Resistor_SMD:R_0603_1608Metric")