POPE ECC81 / 12AT7 – SINGLE DUAL TRIODE TUBE (1 PC)
Made in Holland
Grey Plate Structure
Top Ring Getter
High-Mu Dual Triode ECC81 / 12AT7
New in White Box
Amplitrex AT1000 Tested
Up for sale is a single (1 pc) vintage NOS Pope ECC81 / 12AT7 high-Mu dual triode vacuum tube, supplied in an individual white box[cite: 17]. Manufactured in Holland, this premium Dutch audio valve features grey plate anodes, a top ring getter, and clean glass construction[cite: 17]. Renowned for smooth musicality, low noise floor, tight section-to-section performance, and classic European tone. An excellent replacement or upgrade for high-end audio preamplifiers, phase inverters, guitar amplifiers, and vintage studio recording equipment.
This dual triode tube has been fully tested on a precision Amplitrex AT1000 digital tube tester[cite: 17]. Measured Plate Current (Ip in mA) and Mutual Conductance (uMhos) alongside percentage performance ratings relative to nominal reference values (Reference: 10.0 mA / 5,500 uMhos) are detailed for both internal triode sections in the table below.
| Serial No. | Tube Section | Plate Current (Ip) | Mutual Conductance (uMhos) | ||||
|---|---|---|---|---|---|---|---|
| Ref Spec | Result | % Ip | Ref Spec | Result | % uMhos | ||
| SR.NO.5470002 | Triode 1 (T1) | 10.0 mA | 8.2 mA | 82% | 5500 | 5300 | 96% |
| Triode 2 (T2) | 10.0 mA | 8.6 mA | 86% | 5500 | 5360 | 97% | |
Technical Note: Custom duties and taxes are the responsibility of the buyer in their country.
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