International 12AU7A / ECC82 Single — NOS NIB
NOS NIB
Solid Disc Getter
Black Plate
Made in USA
Solid Disc Getter
Black Plate
Made in USA
Up for sale is a premium single International Service Master 12AU7A / ECC82 vacuum tube. This is a New Old Stock (NOS) unit in its original factory box. This American-made classic features a highly desirable Black Plate construction and a Solid Disc Getter. Laboratory-screened on our Amplitrex AT1000 for precision performance.
- Type: 12AU7A / ECC82
- Brand: International Service Master
- Condition: New in Original Box
- Origin: Made in USA
- Testing: Amplitrex AT1000
- Quantity: 1 Piece
Sonic Profile: American-made Black Plate 12AU7s are famous for their deep, rich tonal character and exceptional low-end response, offering a warm vintage sound.
⚠️ Custom duties & taxes are the buyer’s responsibility for international shipping.
| SR. NO. | Triode | Ip mAdc | uMhos (Gm) | RP ohms | Mu |
|---|---|---|---|---|---|
| 2188001 | T1 | 15.5 | 2500 | 6.2K | 15.5 |
| T2 | 10.5 | 2100 | 7.1K | 14.9 |
About Audio Tubes Shop
We specialize in thoroughly tested and screened quality vacuum tubes. We have been in the valve and tube business since the 1970s. Our inventory is screened using premium equipment including the Amplitrex AT1000.
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