GVT DET25 / VT25 / 10E/7312 – MATCHED PAIR (2 PCS)
GRADE: PLATINUM SERIES | VINTAGE BRITISH MILITARY GVT WITH BLACK PLATE & INVERTED CUP GETTER
DET25 / VT25 / 10E/7312 Spec
Black Plate Construction
Inverted Cup Getter
Clear Glass Envelope
New in Original GVT Box
AVO Type 160 Tested
Up for sale is a rare, perfectly matched pair (2 Pcs) of vintage NOS GVT DET25 / VT25 / 10E/7312 power triode tubes, complete in their original military cardboard boxes with Broad Arrow markings. Featuring premium black plates, inverted cup getters, and clear glass envelopes, these high-grade British military triodes are revered by single-ended triode (SET) audiophiles for their exceptional transparency, smooth liquid midrange, and incredible detail retrieval.
Both tubes have been thoroughly tested on an AVO Type 160 valve tester. Anode Current ($Ia$) measurements alongside percentage performance ratings relative to standard factory reference specifications are detailed in the table below.
| Serial No. | Tube Section | Anode Current (Ia) | ||
|---|---|---|---|---|
| Ref Spec | Result | % Ia | ||
| SR.NO. 5391006 | Power Triode | 53.0 mA | 53.0 mA | 100% |
| SR.NO. 5391008 | Power Triode | 53.0 mA | 53.0 mA | 100% |
Technical Note: Custom duties and taxes are the responsibility of the buyer in their country.
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