For the electronics enthusiast a tube audio amplifier makes for an interesting and unusual project, and for that reason it’s one tackled by many. [Keri Szafir] is no exception, and she’s ...

Making vacuum tubes with all the proper equipment ... Speaking of charm, we just love the amp these tubes went into. Built in 1920s breadboard-style, the features some beautiful vintage ...

One big change is the addition of two JAN6418 vacuum tubes, with the M8T featuring both a tube amp and a transistor-based ...

The WA7 has a cool cube design that uses a glass cover that goes over its premium Polytetrafluoroethylene (PTFE) tubes. Its ...

Puddle has designed a vacuum tube amplifier with the aim to connect people and places. The glass is bonded using fine laser processing. The copper heat sink is processed into a mortar shape ...