Running production Tubes, carefully tested and matched by Us. Electro Harmonix, Electro Harmonix Gold, Genalex Gold Lion, Tung Sol, Sovtek, Shuguang
Preamplifier Tubes, power Tubes, rectifier Tubes
. Burn-in test and matching

Audiokit does Test, stabilization, measurement and matching of incoming tubes before sell them. Pentodes and power triodes ...

Audiokit does Test, stabilization, measurement and matching of incoming tubes before sell them. Pentodes and power triodes tubes are already matched and labeled by the factory, but we use to test and stabilize them once more. We do the matching (after all tests) on signal triodes, a number is reported on the box,