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Components KMR2 tactile switch https://www.ckswitches.com/media/1972/ksc6.pdf CK components KMR2 tactile switch with LCD screen E3 SAxxxx switch normally-open pushbutton push-button LCD D MEC 5E single pole normally-open 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, separate symbols Quad Low-Noise JFET-Input Operational Amplifiers, DIP-8/SOIC-8/TSSOP-8/VSSOP-8 Dual Operational Amplifiers, DIP-8/SOIC-8/TO-99-8 | | R9, R11, R13 | 3 | A1M | \*\*Potentiometer, 16 mm have been **Untested hardware and software — Do not assume anything works!** submodules ``` git clone git@gitlab.com:rsholmes/precadsr.git git submodule update ``` ``` aoKicad/ao_symbols Kosmo_panel/Kosmo ``` and footprint libraries ``` aoKicad/ao_tht Kosmo_panel/Kosmo_panel. ``` From 5cacbfea2e523d618ea3bcbc0bca9c37eb36f10d Mon Sep 17 00:00:00 2001 Subject: [PATCH 09/13] Notes from MK's PCB livestream Notes from MK's PCB livestream Footprints: - avoid non-circular holes in footprints whenever possible; some fabs charge more for ovals vias connect through the board, cross at 90° to minimize capacitance between traces - .3mm for non-power lines, .6mm if carrying power - MK uses (and runs about.

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