4 layers192 × 71.8 mm

Vfd clock
MG-5/vfd-clock-hardware
Hardware for controlling six VFD IV-17 tubes as clock (HH:MM:SS)
130 parts1MIT
Boards in 1 GitHub repository, designed in KiCad, that use the MIC4811YMM by Microchip Technology (-40℃~+125℃ 1% 3V~5.5V 50mA 6 Built-in PWM MSOP-10 LED Drivers ROHS). See how each wires it, with its parts, size, README and files; the MIC4811YMM’s symbol, footprint and pinout are on its own page.

MG-5/vfd-clock-hardware
Hardware for controlling six VFD IV-17 tubes as clock (HH:MM:SS)