CEI ECC88 — SINGLE UNIT
GRADE: GOLD SERIES | LABORATORY VERIFIED | VINTAGE STOCK
Grey Plate
Amplitrex AT1000 Verified
This listing is for a single vintage CEI ECC88 dual triode. A highly reliable component, this valve features the classic Grey Plate construction and a Top Cup Getter, specifically designed for high-end audio preamplification where signal purity and mechanical stability are essential.
The unit has been laboratory-verified on our Amplitrex AT1000 digital tester. Using the Percentage Method, the results below display the performance of both triode sections relative to 100% factory design-center specifications (Ip = 15.0mA / Gm = 12500 µMhos).
| Serial No. | Side | Parameter Ip | Result Ip | % Ip | Parameter Gm | Result Gm | % Gm |
|---|---|---|---|---|---|---|---|
| 3659001 | T1 | 15.0 | 7.6 | 50.6% | 12500 | 7400 | 59.2% |
| T2 | 15.0 | 11.4 | 76% | 12500 | 11200 | 89.6% |
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