RFT ECC81 / 12AT7- Single Tube
New In White Box
Grey Plate
Top Ring Getter
Grey Plate
Top Ring Getter
Offering a premium RFT ECC81 (12AT7) dual triode, Serial No. 4533001. This authentic German-manufactured valve features Grey Plates, Double Mica construction for enhanced durability, and a Top Ring Getter. The unit is preserved in a clean white protective box and has been laboratory tested on the Amplitrex AT1000.
- Type: ECC81 / 12AT7 Brand: RFT
- Condition: New in White Box Construction: Grey Plate / Top Ring Getter / Double Mica
- Origin: Made in Germany Testing: Amplitrex AT1000
Laboratory Characterization: Tested against factory reference parameters (Ip=10.0, Gm=5500).
Performance: This tube shows strong emission with Triode 1 testing.
Performance: This tube shows strong emission with Triode 1 testing.
⚠️ International Buyers: Custom duties and taxes are the responsibility of the buyer in their country.
| Sr. No. | Test Triode | Parameter Ip mAdc | Result Ip mAdc | Percentage Ip | Parameter Gm uMhos | Result Gm uMhos | Percentage Gm |
|---|---|---|---|---|---|---|---|
| 4533001 | T1 | 10.0 | 9.6 | 96% | 5500 | 5360 | 97% |
| T2 | 10.0 | 8.2 | 82% | 5500 | 4310 | 78% |
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