Brimar ECC83 – Vintage Grey Plate / Top Ring Getter Matched Pair
NOS Matched Pair
Made in England
Grey Plate
Top Ring Getter
Made in England
Grey Plate
Top Ring Getter
Available now is a premium matched pair (2 Pcs) of Brimar ECC83 dual triodes, Serial Nos. 4326025 and 4326001. These classic British-made valves feature Grey Plate construction and Top Ring Getters. Brimar ECC83s are highly regarded in the audiophile community for their smooth tonal balance and excellent gain characteristics in preamp stages. Both units are New in White Boxes and have been professionally tested on the Amplitrex AT1000.
- Type: ECC83 / 12AX7 Brand: Brimar
- Condition: NOS in White Box Construction: Grey Plate / Top Ring Getter
- Origin: England Testing: Amplitrex AT1000
Laboratory Characterization: Tested against industry standard ECC83 parameters (Ip=1.2, Gm=1600). These tubes show tight matching, with Serial 4326001 delivering a strong 1.2 mAdc plate current on T1.
⚠️ International Buyers: Custom duties and taxes are the responsibility of the buyer in their country.
| Sr. No. | Triode | Parameter Ip (mA) | Result Ip (mAdc) | Percentage Ip | Parameter Gm (uMhos) | Result Gm (uMhos) | Percentage Gm |
|---|---|---|---|---|---|---|---|
| 4326025 | T1 | 1.2 | 1.0 | 83.3% | 1600 | 1500 | 93.8% |
| T2 | 1.2 | 0.9 | 75.0% | 1600 | 1500 | 93.8% | |
| 4326001 | T1 | 1.2 | 1.2 | 100.0% | 1600 | 1500 | 93.8% |
| T2 | 1.2 | 1.1 | 91.7% | 1600 | 1500 | 93.8% |
✉️ For technical inquiries, please Email us at [email protected]
Whatsapp: +1 (630) 597-3966












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