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Very fast notes on repique/caixa, two or three for surdos Add schematic, start on PCB with on-board components Added hard sync to schematic, laid out PCB with on-board antenna Bluetooth Dual-mode module with WiFi, https://www.adafruit.com/product/2471 Arduino UNO R2, http://www.mouser.com/pdfdocs/Gravitech_Arduino_Nano3_0.pdf Arduino UNO R2, http://www.mouser.com/pdfdocs/Gravitech_Arduino_Nano3_0.pdf Arduino UNO R2, http://www.mouser.com/pdfdocs/Gravitech_Arduino_Nano3_0.pdf Arduino UNO R2, http://www.mouser.com/pdfdocs/Gravitech_Arduino_Nano3_0.pdf Arduino UNO R2, http://www.mouser.com/pdfdocs/Gravitech_Arduino_Nano3_0.pdf Arduino UNO R2, http://www.mouser.com/pdfdocs/Gravitech_Arduino_Nano3_0.pdf Arduino UNO R3, http://www.mouser.com/pdfdocs/Gravitech_Arduino_Nano3_0.pdf 8devices Carambola2, OpenWRT, industrial SoM computer, https://www.8devices.com/media/products/carambola2/downloads/carambola2-datasheet.pdf Pololu Breakout 16-pin 15.2x20.3mm 0.6x0.8\ Raspberry Pi Zero using through hole 3.3mm, height 13, Wuerth electronics 9775086360 (https://katalog.we-online.com/em/datasheet/9775086360.pdf), generated with kicad-footprint-generator Molex LY 20 series connector, DF3EA-05P-2H (https://www.hirose.com/product/document?clcode=CL0543-0332-0-51&productname=DF3EA-5P-2H(51)&series=DF3&documenttype=2DDrawing⟨=en&documentid=0001163317), generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for 5 times 0.25 mm² wires, basic insulation, conductor diameter 1.4mm, see http://www.metz-connect.com/de/system/files/productfiles/Datenblatt_310861_RT034xxHBLC_OFF-026114K.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block Phoenix PTSM-0,5-4-2.5-H-THR pitch 2.5mm size 12.2x10mm^2 drill 1.2mm pad 3mm Terminal Block 4Ucon ItemNo. 10694, vertical (cable from top), 8 pins, pitch 5mm, size 25x9.8mm^2, drill diamater 1.3mm, pad diameter 3mm, see , script-generated with , script-generated with , script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_MetzConnect THT terminal block RND 205-00086 pitch 10mm size 162x14mm^2 drill 1.15mm pad 3mm Terminal Block WAGO 236-306 45Degree pitch 5mm size 122x15mm^2 drill 1.2mm pad 3mm Terminal Block WAGO 236-216 45Degree pitch 10mm size 65x9mm^2 drill 1.3mm pad 2.6mm Terminal Block Phoenix PT-1,5-9-5.0-H pitch 5mm Varistor, diameter 15.5mm, width 6.3mm, pitch 7.5mm Varistor, diameter 15.5mm, width 4.5mm, pitch 5mm Varistor, diameter 21.5mm, width 6.3mm, pitch 7.5mm size 39.8x14mm^2 drill 1.15mm pad 3mm Terminal Block WAGO 236-303 45Degree pitch 7.5mm Varistor, diameter 21.5mm, width 5.3mm, pitch 10mm Varistor, diameter 9mm, width 5.5mm, pitch 5mm size 25x8.1mm^2 drill 1.1mm pad 2.1mm terminal block Metz Connect 360381, block size 4x4mm^2, drill diamater 1.2mm, pad diameter 2.5mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00001_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block 4Ucon ItemNo. 10700 vertical pitch 5mm Varistor, diameter 7mm, width 3.9mm, pitch 7.5mm Varistor, diameter 7mm, width 4.8mm, pitch 5mm size 10x8.3mm^2 drill 1.3mm pad 2.6mm Terminal Block WAGO 804-113 45Degree pitch 7.5mm size 92.3x14mm^2 drill 1.15mm pad 3mm Terminal Block WAGO 236-412, 45Degree (cable under 45degree), 48 pins, pitch 10.2mm, size 76.2x8.3mm^2, drill diamater 1.3mm, pad diameter 2.1mm, see http://cdn-reichelt.de/documents/datenblatt/C151/RND_205-00232_DB_EN.pdf, script-generated using https://github.com/pointhi/kicad-footprint-generator/scripts/TerminalBlock_WAGO THT Terminal Block WAGO 236-109 45Degree pitch 5mm size 31.5x15mm^2 drill 1.2mm pad 3mm Terminal Block WAGO 804-124 45Degree pitch 7.5mm Varistor, diameter 9mm, width 4.4mm, pitch 10mm size 75x9mm^2 drill 1.3mm pad 2.6mm Terminal Block WAGO 236-316 45Degree pitch 5mm size 75x9mm^2 drill 1.3mm pad 2.5mm terminal block RND 205-00018, 8 pins, pitch 3.5mm, size 50x8.3mm^2, drill diamater 1.3mm, pad diameter 2.5mm.

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