Posted in classic hacks Tagged amplifier, cathode, grid, plate, retro, triode, tungsten, vacuum tube, vintage ← Plasma Channel Shows Off A Remarkably Stylish Fusor ...

The schematic shows one channel of a stereo amplifier, and the power supply is sufficient for both channels. Transformer T2 supplies the voltages required for the vacuum tube plates. Selection of the ...

I can only assume that somewhere in China there’s a tube factory tooled up for radio tube production that is targeting this market, because another tube you will see in audio power amplifier ...

OK, now it’s time to tie yet another knot in your now-pretzeled brain… LTSPICE schematic of the K2-W Analog Computer Op Amp’s first stage. Look carefully at that second triode circuit.

A replacement set costs $120 from Solo, or about half that from a tube supplier like New Sensor (800-633- 5477). With the SE-40, Lau has met high- end designers on their own turf.

Japanese designer Koichi Futatsumata, founder of Case-Real studio, has designed a vacuum tube amplifier for electronics manufacturer Elekit. Elekit traditionally manufacture affordable, high-end ...

Dynaco hasn’t made equipment in decades. Yet it’s still a name most audiophiles know off-hand. That’s because the American manufacturer left an indelible legacy on the world of hi-fi, thanks in large ...

Tube amps, however, need a few minutes before they can offer their optimal sound quality and tonal character. This is because vacuum tubes operate well after they reach a certain temperature.

Feast your eyes on this neat new duo. Following in the footsteps of McIntosh’s retro-styled MA252 and MA352 integrated amplifiers, (which themselves took design cues from the MC275 Vacuum Tube ...