Vacuum Tubes

The first electronic amplification of sound was done with Vacuum Tubes. We have pre-amp, power and rectifier vacuum tubes among other types in New Old Stock from the golden era of American & European manufacturing as well as current production tubes from today.
T-7189 Vacuum Tube - 7189, Pentode, Beam
New Old-Stock (N.O.S.) tube.
The 7189 is a power-amplifier pentode designed for use in the audio-frequency power output stage of television and radio receivers and high-fidelity amplifiers.
T-930 Vacuum Tube - 930, Photocell, Sound
New Old-Stock (N.O.S.) tube. The 930 is a gas phototube sensitive to red through infrared light.
T-25CD6GB Vacuum Tube - 25CD6G, Beam Pentode
New Old Stock (N.O.S.) tube. 25CD6GB is identical to the 6CD6GA except with different heater ratings. Beam power tube, octal base.
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