Telefunken ECC81 NOS Matched Pair – Single Rib Plate
NOS Matched Pair
White Box
Single Rib Plate
Ring Getter
White Box
Single Rib Plate
Ring Getter
Available for purchase is a premium matched pair of 2 pcs Telefunken ECC81 vacuum tubes. These world-renowned German tubes feature the distinct Single Rib Plate construction and Ring Getter, highly prized for their balanced sonics and legendary durability. Both units are New Old Stock (NOS) and are supplied in clean white boxes.
- Type: ECC81 / 12AT7 Brand: Telefunken (TFK)
- Condition: NOS in White Boxes Construction: Single Rib Plate / Ring Getter
- Origin: Made in Germany Testing: Amplitrex AT1000
German Precision: These authentic Telefunken units feature the iconic diamond mark on the bottom and clear factory etchings.
Amplitrex Screened: Fully tested for plate current (Ip) and transconductance (Gm) against factory targets.
Amplitrex Screened: Fully tested for plate current (Ip) and transconductance (Gm) against factory targets.
⚠️ International Buyers: Custom duties and taxes are the responsibility of the buyer in their country.
| Sr. No. | Test Triode | Parameter Ip (mA) | Result Ip (mA) | Percentage Ip | Parameter Gm (uMhos) | Result Gm (uMhos) | Percentage Gm |
|---|---|---|---|---|---|---|---|
| 3435009 | T1 | 10.0 | 8.4 | 84.00% | 5500 | 5830 | 106.00% |
| T2 | 10.0 | 6.6 | 66.00% | 5500 | 5160 | 93.82% | |
| 3435004 | T1 | 10.0 | 7.2 | 72.00% | 5500 | 5500 | 100.00% |
| T2 | 10.0 | 7.0 | 70.00% | 5500 | 5400 | 98.18% |
✉️ For technical inquiries, please Email us
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