PSVANE 12AU7-S / ECC82 – MATCHED PREAMP TUBE PAIR (2 PCS)
Top Ring Getter
Grey Plate Construction
Premium Golden Pins
Dual Triode 12AU7-S / ECC82
New in Original Boxes
Amplitrex AT1000 Tested
Up for sale is a matched pair (2 pcs) of high-end Psvane 12AU7-S (Art Series) dual triode vacuum tubes, complete with their original factory boxes. Featuring precision grey plate structures, top ring getters, and corrosion-resistant golden pins for optimal electrical contact, Psvane Art Series tubes are globally acclaimed by audiophiles for exceptional linearity, ultra-low noise floor, rich harmonic texture, and holographic soundstage depth. An extraordinary upgrade or replacement preamp tube for high-end audio preamplifiers, DACs, and tube headphone amps.
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: 10.0 mA / 3,000 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.5477001 | Section 1 (T1) | 10.0 mA | 10.1 mA | 101% | 3000 | 3100 | 103% |
| Section 2 (T2) | 10.0 mA | 10.2 mA | 102% | 3000 | 3000 | 100% | |
| SR.NO.5477002 | Section 1 (T1) | 10.0 mA | 9.2 mA | 92% | 3000 | 2800 | 93% |
| Section 2 (T2) | 10.0 mA | 9.2 mA | 92% | 3000 | 2860 | 95% | |
Technical Note: Custom duties and taxes are the responsibility of the buyer in their country.
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