Earlier in the month, [Elliot Williams] quipped that it had been far too long since we saw a VFD-based amplifier build. Well, that dry spell is over. This week, [kodera2t] started showing off his design for a VFD headphone amp. Here’s the thing, this isn’t using old surplus vacuum fluorescent…
Source: Now is the Golden Age of Artisanal, Non-Traditional Tube Amps