Mazda 12E1 / CV345 — NOS Single Tube
Black Ribbed Plate
Bottom D-Getter
Brown Base
New in White Box
Bottom D-Getter
Brown Base
New in White Box
Available for sale is a single, high-performance Mazda 12E1 / CV345 beam power tetrode. This professional-grade valve was Made in England and features a robust Black Ribbed Plate construction, Bottom D-Getter, and a stable Brown Base. This New Old Stock (NOS) unit is housed in a white box and has been fully verified on the Amplitrex AT1000.
- Type: 12E1 / CV345
- Brand: Mazda
- Condition: New in White Box
- Construction: Black Rib Plate / Brown Base
- Origin: Made in England
- Testing: Amplitrex AT1000
Technical Note: The 12E1 is a high-power beam tetrode designed for voltage regulation and high-fidelity audio applications.
Quality Assurance: This specific tube shows excellent emission and transconductance, testing above its rated Gm parameter.
Tested Performance: Results indicate strong life and stable electrical characteristics.
⚠️ Custom duties & taxes are the buyer’s responsibility.
| Sr. No. | Parameter Ip (mAdc) | Result Ia (mAdc) | % Ip | Parameter Gm (uMhos) | Result Gm (uMhos) | % Gm |
|---|---|---|---|---|---|---|
| 2752003 | 150.0 | 130.4 | 86.9% | 10000 | 10150 | 101.5% |
✉️ For bulk or quantity requirements, feel free to Email us at
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