TUNG-SOL JAN-CTL-6C8G / VT-163 — Matched Pair 2 Pcs
Production: 1940’s
Made in USA
Black Coated Glass
Black Base
Original GVT Boxes
Amplitrex AT1000 Tested
Up for sale is a matched pair (2 pieces) of Tung-Sol JAN-CTL-6C8G / VT-163 high-mu twin triodes. These tubes were produced in 1940’s and feature the distinctive black coated glass and black base construction.
Both valves are New Old Stock and come in their Original GVT Boxes. They have been rigorously tested on our Amplitrex AT1000 to verify performance against factory specifications.
| Serial No. | Test Triode | Parameter Ip mAdc | Result Ip mAdc | % Ip | Parameter Gm uMhos | Result Gm uMhos | % Gm |
|---|---|---|---|---|---|---|---|
| 2395308 | T1 | 3.2 | 3.2 | 100.0% | 1600 | 1500 | 93.8% |
| T2 | 3.2 | 3.2 | 100.0% | 1600 | 1500 | 93.8% | |
| 2395234 | T1 | 3.2 | 3.2 | 100.0% | 1600 | 1500 | 93.8% |
| T2 | 3.2 | 3.3 | 103.1% | 1600 | 1500 | 93.8% |
About NOS Audio Tubes
We are professional suppliers of high-quality vacuum tubes with a specialized history dating back to the 1970s. Managing an inventory of over 300,000 valves, we utilize industrial-grade Amplitrex AT1000 equipment to provide accurate, transparent test data for the global audiophile and restoration community.
Note: Custom duties and Taxes are the Responsibility of the Buyer in their Country.
Note: WE HAVE MORE THAN 1000 PCS
Support: [email protected]
NOS Audio Tubes — Mumbai, India












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