RCA 6AS7G – MATCHED PAIR (2 PCS)
Black Plate
Black Base
Top Ring Getter
Dual Power Triode 6AS7G / 6080 / 6080WA
New in Original Box
Amplitrex AT1000 Tested
Up for sale is a matched pair (2 pcs) of genuine vintage NOS RCA 6AS7G dual power triode vacuum tubes, manufactured in the USA and complete with their original RCA boxes. Renowned in the audiophile community for their rich, warm low-end, smooth mid-range, and effortless power delivery, these American classics feature black plates, black bases, and top ring getters. An iconic output tube choice for Output Transformerless (OTL) amplifiers, power supply regulators, and high-end headphone amplifiers taking 6AS7G / 6080 / 6080WA series tubes.
Both tubes have been fully tested on a precision Amplitrex AT1000 tube tester. Measured Plate Current (Ip in mA) and Mutual Conductance (uMhos) alongside percentage performance ratings relative to nominal factory reference specs (Reference: 100.0 mA / 5,800 uMhos) are detailed in the table below.
| Serial No. | Triode Section | Plate Current (Ip) | Mutual Conductance (uMhos) | ||||
|---|---|---|---|---|---|---|---|
| Ref Spec | Result | % Ip | Ref Spec | Result | % uMhos | ||
| SR.NO.2828018 | Triode 1 | 100.0 mA | 99.2 mA | 99% | 5800 | 5260 | 91% |
| Triode 2 | 100.0 mA | 93.2 mA | 93% | 5800 | 5010 | 86% | |
| SR.NO.2828012 | Triode 1 | 100.0 mA | 106.2 mA | 106% | 5800 | 4940 | 85% |
| Triode 2 | 100.0 mA | 90.0 mA | 90% | 5800 | 4910 | 85% | |
Technical Note: Custom duties and taxes are the responsibility of the buyer in their country.
Reviews
There are no reviews yet