Siemens E81CC (ECC801S) NOS Matched Pair – Professional Grade Germany
NOS Matched Pair
New In White Box
Triple Mica
Grey Plate
New In White Box
Triple Mica
Grey Plate
Offering an exceptional matched pair of New Old Stock (NOS) 2 Pcs Siemens E81CC (Professional ECC801S / 12AT7) dual triodes, Serial Nos. 3436045 and 3436032. These ultra-premium German valves feature Triple Mica construction for superior mechanical damping and Grey Plates. As professional-grade variants, they are designed for long-life performance and are supplied in clean white protective boxes.
- Type: E81CC / ECC801S (Premium 12AT7) Brand: Siemens
- Condition: NOS in White Box Construction: Triple Mica / Grey Plate
- Origin: Made in Germany Testing: Amplitrex AT1000
Laboratory Characterization: Tested against factory reference parameters (Ip=10.0, Gm=5500). The E81CC is the high-performance version of the ECC81, prized for its linear response and low noise floor in professional audio equipment.
⚠️ International Buyers: Custom duties and taxes are the responsibility of the buyer in their country.
| Sr. No. | Test Triode | Parameter Ip (mA) | Result Ip (mAdc) | Percentage Ip | Parameter Gm (uMhos) | Result Gm (uMhos) | Percentage Gm |
|---|---|---|---|---|---|---|---|
| 3436045 | T1 | 10.0 | 8.6 | 86% | 5500 | 5390 | 98% |
| T2 | 10.0 | 10.0 | 100% | 5500 | 5430 | 99% | |
| 3436032 | T1 | 10.0 | 7.6 | 76% | 5500 | 5490 | 100% |
| T2 | 10.0 | 7.2 | 72% | 5500 | 5320 | 97% |
✉️ For technical inquiries, please Email us at [email protected]
Whatsapp: +1 (630) 597-3966
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