AMPEREX 6922/ECC88 — Premium Single Tube 1 Pc
Gold Pins
Grey Plate Construction
USA Manufacture
Date Code: 69-34/ August 1969
Amplitrex AT1000 Tested
Available for sale is a single, high-performance Amperex 6922 dual triode, featuring superior Gold Pins for maximum conductivity and corrosion resistance. This is an authentic USA-made valve, known for its exceptional detail and holographic soundstage in high-end audio applications.
This unit features the classic Grey Plate and Top Ring Getter configuration. It is in NOS condition and comes in a clean white collector’s box. Laboratory verified on the Amplitrex AT1000, with results graded against factory-fresh specifications for the 6922/E88CC family.
| Serial No. | Test Triode | Parameter Ip mAdc | Result Ip mAdc | % Ip | Parameter Gm uMhos | Result Gm uMhos | % Gm |
|---|---|---|---|---|---|---|---|
| 1827001 | T1 | 15.0 | 11.4 | 76% | 12500 | 8810 | 70% |
| T2 | 15.0 | 9.4 | 63% | 12500 | 8370 | 67% |
About NOS Audio Tubes
Operating from Mumbai, India, we specialize in the professional testing and distribution of rare vintage vacuum tubes. With decades of industry expertise dating back to the 1970s and an inventory of 300,000 valves, we utilize the Amplitrex AT1000 to provide precise, percentage-based performance data for every listing.
Note : Custom duties and taxes are the responsibility of the buyer in their country.
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