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 ...

The DT-1704 VFD as seen the 1976 Radio Shack Catalog. The “A” version has no substrate, making the VFD fully clear for added effect. When you have a small stock of vacuum fluorescent displays (VFDs) ...