JAN 5751 General Electric — Matched Pair
TOP RING GETTER | BLACK PLATE | LABORATORY VERIFIED
Black Plate
Top Ring Getter
Amplitrex Verified
Offering a laboratory-matched pair (2 Pcs) of vintage JAN 5751 General Electric dual triodes. These high-grade military valves feature the legendary Black Plate construction and Top Ring Getter. These are a premier choice for audiophiles seeking a lower-gain, high-detail alternative to the 12AX7 in critical preamp stages.
Each unit is New Old Stock (NOS) and comes in a white box. Tested on the Amplitrex AT1000, these tubes show excellent balance and emission. Following the Percentage Method, results are shown relative to original factory specifications (Ia = 1.2 mA / Gm = 1600 µMhos).
| Serial No. | Test Triode | Parameter Ip | Result Ip | % Ip | Parameter Gm | Result Gm | % Gm |
|---|---|---|---|---|---|---|---|
| 198250 | T1 | 1.2 | 0.7 | 58.3% | 1600 | 1000 | 62.5% |
| T2 | 1.2 | 0.6 | 50.0% | 1600 | 1000 | 62.5% | |
| 198025 | T1 | 1.2 | 0.6 | 50.0% | 1600 | 1000 | 62.5% |
| T2 | 1.2 | 0.6 | 50.0% | 1600 | 1000 | 62.5% |
⚠️ Note: Custom duties and taxes are the responsibility of the buyer in their country.
Note: We have more than 100 Pcs
NOS Audio Tubes — Vintage Valve Specialists
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