Juergen Grau located in Rohrbach, Germany has designed and created a new STC Super Triode connection power amplifier Mk II Bausatz which has this week launched by a Kickstarter to raise the required ...

This Design Idea is a reprint of an earlier one that contained errors in graphics (Reference 1). Even though 6L6 beam-power tubes have been around for 66 years, they are still quite popular for use in ...

Can you find happiness with one of Decware's ultra-low-power tube amplifiers? It's "green," high-efficiency hi-fi at its best. Ex-movie theater projectionist Steve Guttenberg has also worked as a high ...

Attention, subjectivist audiophiles who like to indulge the belief that tube amp "warmth" is anything other than a reproduction flaw! The Avon Sunfire is here to serve as a beautiful crutch for your ...

Four-pin plastic base with tipped T-shaped envelope. Donor card reads: "Triode made by Myers Radio Tube Corporation of Cleveland, Ohio. Identical with [catalog numbers 324365 and 324366] except that ...

Western Electric type 216A high-vacuum triode with tube socket (1922) and a socket. A triode amplifier - oscillator. A 4-pin base with tipped G-shaped envelope. Marked: "Western Electric / Made in U.S ...

Please note: Due to publication error, we will be rerunning a corrected version of this Design Idea in our June 12th issue. We apologize for the error. Control grid ...