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BackHttp://ww1.microchip.com/downloads/en/devicedoc/atmel-8235-8-bit-avr-microcontroller-attiny20_datasheet.pdf#page=208 WLCSP-16, 1.409x1.409mm, 16 Ball, 4x4 Layout, 0.5mm Pitch, S-PWSON-N10, DSC, http://www.ti.com/lit/ds/symlink/tps63060.pdf USON-10 2.5x1.0mm_ Pitch 0.5mm right angle tht HDMI, Micro, Type D, THT, 0.4mm pitch, 19 ckt, right angle USB type A, right angle DPDT push button https://www.e-switch.com/system/asset/product_line/data_sheet/210/800U.pdf CuK miniature slide switch, JS series, DPDT, right angle, PTS645VL39-2 LFS tactile switch https://www.ckswitches.com/media/1972/ksc6.pdf CK components KMR2 tactile switch https://cdn.sos.sk/productdata/80/f6/aabf7be6/5gth9358222.pdf Switch NKK G1xJP http://www.nkkswitches.com/pdf/gwillum.pdf SWITCH TOGGLE ILLUM SPDT NKK Switch, single pole double throw K switch single-pole double-throw spdt ON-ON D Screw terminal, single row, 01x03 D 2x5 pin shrouded header 2.54 mm spacing D 3 pin Molex header 2.54 mm spacing D 3 pin Molex connector 2.54 mm spacing | | | | J1 | 1 | TL074 | Quad Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8/TO-99-8 | | Tayda | A-3486 or A-3487\*\*\* | | | | R1, R2, R23, R24 R3, R21, R27, R28 | 4 .../PCB/precadsr_Gerbers/precadsr-PTH.drl | 4 | 1M | Resistor | | | Tayda | A-1157 or A-2425 | | S2 | 1 | B20k | Potentiometer | | U3 | 1 | Conn_01x10 | Pin socket, 2.54 mm, 1x7 | | | | R1, R2, R23, R24 R3, R21, R27, R28 | 3 | AudioJack2 | Audio Jack, 2 Poles (Mono / TS)"/>