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PDF at https://raw.githubusercontent.com/kassu/kassutronics/master/documentation/Quantizer/Quantizer_Build_Docs_1.1A.pdf for explanation about PWM smoothing; essentially a 4-stage RC network but with an eye towards doing it all in one module with integral chip antenna (http://ww1.microchip.com/downloads/en/DeviceDoc/60001380C.pdf Cypress EZ-BLE PRoC Module (Bluetooth Smart) 21 Pin Module Digi XBee SMT RF ESP WROOM-02 espressif esp8266ex 2.4 GHz Wi-Fi and Bluetooth module Single 2.4 GHz Wi-Fi and Bluetooth combo chip https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32_datasheet_en.pdf Single 2.4 GHz Wi-Fi and Bluetooth combo chip Single 2.4 GHz Wi-Fi and Bluetooth module Single 2.4 GHz Wi-Fi and Bluetooth module, https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32d_esp32-wroom-32u_datasheet_en.pdf 2.4 GHz Wi-Fi and Bluetooth combo chip https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32_datasheet_en.pdf Single 2.4 GHz Wi-Fi and Bluetooth module, https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32e_esp32-wroom-32ue_datasheet_en.pdf NINA-B111 LGA module 42 Pin https://content.u-blox.com/sites/default/files/NINA-B1_DataSheet_UBX-15019243.pdf#page=30 NINA ublox u-blox b111 bluetooth nrf52840 module Omron Relay, DPDT, https://omronfs.omron.com/en_US/ecb/products/pdf/en-g2rl.pdf Omron G5V-2 Relay DPDT Finder 40.41, Pitch 3.5mm/7.5mm, https://www.finder-relais.net/de/finder-relais-serie-40.pdf Relay DPDT Omron relay G6H-2, see http://cdn-reichelt.de/documents/datenblatt/C300/G6H%23OMR.pdf Omron G6K-2P relay package http://omronfs.omron.com/en_US/ecb/products/pdf/en-g6k.pdf Omron G6K-2G relay package http://omronfs.omron.com/en_US/ecb/products/pdf/en-g6k.pdf Omron G6K-2G relay package http://omronfs.omron.com/en_US/ecb/products/pdf/en-g6k.pdf Omron G6K-2G relay package http://omronfs.omron.com/en_US/ecb/products/pdf/en-g6k.pdf Relay Omron G6SK-2G, see http://omronfs.omron.com/en_US/ecb/products/pdf/en-g6s.pdf Panasonic Relay SPST, https://www3.panasonic.biz/ac/e_download/control/relay/power/catalog/mech_eng_lfg.pdf Bourns rotary encoder, EC12E..., vertical shaft, http://www.alps.com/prod/info/E/HTML/Encoder/Incremental/EC11/EC11E15204A3.html Alps rotary encoder, PEC12R, without switch, vertical shaft, http://www.alps.com/prod/info/E/HTML/Encoder/Incremental/EC12E/EC12E1240405.html Alps rotary encoder, EC12E..., vertical shaft, http://www.alps.com/prod/info/E/HTML/Encoder/Incremental/EC11/EC11E15204A3.html Alps rotary encoder, PEC12R, with switch, vertical shaft, http://www.alps.com/prod/info/E/HTML/Encoder/Incremental/EC12E/EC12E1240405.html Alps rotary encoder, PEC09, without switch, horizontal shaft, https://www.bourns.com/docs/product-datasheets/pec12r.pdf Bourns rotary encoder, EC12E... With switch, vertical shaft, mounting holes to PCB edge 11.32mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 15-pin D-Sub connector horizontal angled 90deg THT female pitch 2.77x2.84mm pin-PCB-offset 7.699999999999999mm mounting-holes-distance 33.3mm mounting-hole-offset 33.3mm 15-pin D-Sub connector edge mount solder cup female x-pin-pitch 2.77mm mounting holes 33.3mm, distance of mounting holes 25mm, distance of mounting holes 25mm, distance of mounting holes 47.1mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 25-pin D-Sub connector, horizontal/angled (90 deg), THT-mount, male, pitch 2.77x2.84mm, pin-PCB-offset 9.4mm, see http://docs-europe.electrocomponents.com/webdocs/1585/0900766b81585df2.pdf 37-pin D-Sub connector horizontal angled 90deg THT female pitch 2.29x1.98mm pin-PCB-offset 3.0300000000000002mm mounting-holes-distance 25mm mounting-hole-offset 25mm 9-pin D-Sub connector, horizontal/angled (90 deg), THT-mount, male, pitch 2.29x1.98mm, pin-PCB-offset 3.0300000000000002mm, distance of mounting holes to PCB edge 10.889999999999999mm, see https://disti-assets.s3.amazonaws.com/tonar/files/datasheets/16730.pdf 62-pin D-Sub connector, straight/vertical, THT-mount, male, pitch 2.77x2.84mm, pin-PCB-offset 14.56mm, distance of mounting holes 25mm, distance of mounting holes to 5mm + unplated, and revises jack footprint a3181ad06b Add correct footprints to fireball Minor layout tweaks Finish schematic, add PDF Compare 3 commits from bugfix/v1.1.

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