Vacuum Tubes & Electron Tubes For High-End Audio, Guitar Amps, Radio, Industrial & Special Purpose.

All tubes are tested before shipment. Please go to our "policies and statements" section for warranty and shipping information.

Small signal tubes for audiophile use, where indicated are tested for standard specifications and are further tested for noise, microphonics, distortion and voltage gain and emissions. We match into pairs where indicated.power tubes are matched for plate current and transconductance on a digital maxi-matcher at real operating voltages for a very close match.