Valvo ECC82 — British Matched Pair
MADE IN GT. BRITAIN | DATE CODE: GF 2 | RING GETTER
GF Date Code
Ring Getter
Amplitrex Verified
Available is a fine pair of vintage Valvo ECC82 (12AU7) tubes, featuring the classic clear glass envelope and Ring Getter. Manufactured in Great Britain (GF Date Code), these tubes carry the hallmarks of high-quality European vacuum tube production, known for low microphonics and a detailed, airy presentation.
This pair has been precision tested on the Amplitrex AT1000 digital laboratory tester. The results below follow the Percentage Method against original factory design-center specifications (Ip = 10.5 mA / Gm = 2200 µMhos). One tube tests exceptionally high at 114%+ emission, while the set remains a solid choice for preamplifier and driver applications.
| Sr. No. | Test Triode – T1/T2 | Parametre 1p mAdc | Result 1p mAdc | % Ip | Parametre Gm uMhos | Result Gm uMhos | % Gm |
|---|---|---|---|---|---|---|---|
| #2182001 | Triode 1 | 10.5 | 12.0 | 114.2% | 2200 | 2200 | 100.0% |
| Triode 2 | 10.5 | 12.3 | 117.1% | 2200 | 2280 | 103.6% | |
| #2182002 | Triode 1 | 10.5 | 7.8 | 74.2% | 2200 | 1650 | 75.0% |
| Triode 2 | 10.5 | 9.4 | 89.5% | 2200 | 1800 | 81.8% |
⚠️ Note: Custom duties and taxes are the responsibility of the buyer. Extended area surcharges may apply to remote locations—please confirm before checkout.
Note: Custom duties and taxes are the responsibility of the buyer in their country.
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