This is a general interest/info post for a new(ish) CV concept. The green PCBs are 4 channel AOUT and AIN boards. Either one stacks with one blue "Control" board.     AOUT: MAX525 based. I realise that @Altitude also has an AOUT in the pipeline, so I want to explain the pluses for both. @Altitude 8 channel more compact (minimum rack real estate) DOUT onboard lots of clocks and triggers US shipping   @latigid on