This was done for a client circa 1998. My customer had a long pipe where at one end four transducers were pulsed with a user-definable waveform and, at the other end, there were another four transducers that listened to the resulting sound pulse.

The project required a custom 4-channel digital to...

Back in 1998, a friend of mine asked me to design a Windows GUI for the drinks dispensing machine in our favourite burger joint. This is what I came up with.

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Initial Setup

Dispense Head Portion Setup

Dispensed Information

Portion Size Editor