RFT EL84 – Funkwerk Erfurt Production
NOS Single Tube
High Emission
Long Grey Plate
Large Ring Getter
High Emission
Long Grey Plate
Large Ring Getter
Offering a premium single (1 Pc) RFT EL84 vacuum tube, Serial No. 2637001. This vintage specimen features the distinctive Funkwerk Erfurt “EL 84” logo and is constructed with Long Grey Plates and a Large Top Ring Getter. Recognized for its robust mid-range and reliability in classic European audio gear, this tube is New in its Original Box. Characterized on the Amplitrex AT1000, it tests exceptionally strong.
- Type: EL84 / 6BQ5 Brand: RFT (Funkwerk Erfurt)
- Condition: NOS in Original Box Construction: Long Grey Plate / Ring Getter
- Origin: Made in East Germany Testing: Amplitrex AT1000
Laboratory Characterization: Tested against EL84 factory reference parameters (Ip=48.0, Gm=11300). This specimen shows excellent health, with plate current (Ip) measuring 49.6 mAdc (103%) and transconductance (Gm) at 11410 uMhos (101%).
⚠️ International Buyers: Custom duties and taxes are the responsibility of the buyer in their country.
| Sr. No. | Parameter Ip (mA) | Result Ip (mAdc) | Percentage Ip | Parameter Gm (uMhos) | Result Gm (uMhos) | Percentage Gm |
|---|---|---|---|---|---|---|
| 2637001 | 48.0 | 49.6 | 103% | 11300 | 11410 | 101% |
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