TELEFUNKEN ECC88 / 6DJ8 – SINGLE TUBE (1 PC)
GRADE: GOLD SERIES | LABORATORY VERIFIED NOS MILITARY SPEC
Diamond Bottom Logo
Small Ring Getter
Black Plate Construction
Clear Glass
New in White Box
Amplitrex AT1000 Tested
Up for sale is 1 piece vintage Telefunken ECC88 (6DJ8) dual triode tube, brand new in white box. Made in Germany, this ultra-rare audio tube features authentic Diamond Bottom glass molding, a small ring getter, and premium black plates with clear glass. Highly sought-after by audiophiles worldwide for its legendary resolution, silky highs, and vast soundstage.
As shown in, the tube has been thoroughly tested on our laboratory-grade Amplitrex AT1000 tester. The measured plate current (Ip) and transconductance (uMhos) results are calculated against standard factory specifications (15.0 mA / 12500 uMhos) and detailed in the table below.
| Serial No. | Tube Section | Plate Current (Ip) | Transconductance (uMhos) | ||||
|---|---|---|---|---|---|---|---|
| Factory Spec | Result | % Ip | Factory Spec | Result | % Gm | ||
| 1789008 | Triode 1 (T1) | 15.0 mA | 12.6 mA | 84% | 12500 uMhos | 11300 uMhos | 90% |
| Triode 2 (T2) | 15.0 mA | 12.0 mA | 80% | 12500 uMhos | 11600 uMhos | 93% | |
Technical Note: Custom duties and taxes are the responsibility of the buyer in their country.
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