VU METER BUILT WITH NEAT GRAPHICAL VFD DISPLAY

VU METER BUILT WITH NEAT GRAPHICAL VFD DISPLAY

VFD displays are beloved for their eerie glow that sits somewhere just off what you’d call blue. [mircemk] used one of these displays to create an old-school VU meter that looks straight out of a 1970s laboratory.  The build uses an Arduino Nano as the brains of the operation, which uses its analog inputs to process […]

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