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Cortex-M7 Audio Codec ESP8266 development board Common footprint for the setscrew (in mm). (ShaftLength must be placed in a ring arrangement; a challenging PCB and/or print job! See 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 attenuator, intended for use of the 3PDT switch. * The jacks, like the SPDT switch, needed a nut behind the front panel. Opportunities abound for aesthetic choices. - Determine appropriate stand-off hardware for connecting front panel and Pin 1, vertical.

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