Artwork produced with the free and commercial versions of VeeCAD.


Pink Noise Generator

pink noise


Andrew Podmore : Telescope Focus Bipolar Motor Circuit:

focus


Andrew Podmore : Telescope Altitude Drive Circuit:

altitude


Battery Amp-hour Tester:

Connected to PC for controlled discharge of 8 separate lead-acid batteries

discharger


Calibrator:

Connected to PC for factory setup of multimeter style product

calibrator