GEC KT77 EL34 Double O getter Brown Base Excellent Testing Values Matched Quad
USD 1680.00 USD
Specifications
| Brand | GEC |
| Type | Power Tubes |
| Unit Type | Unit |
| Model | KT77 |
| MPN | Does not applied |
| Country/Region Of Manufacture | United Kingdom |
| Unit Quantity | Quad |
The tubes were carefully tested on my TV-7/U at 50-50-50-53/30 min good (30=65%; 46-48=100%) and 53mA-54mA as shown in the last photos. I tested them on my amplifier LUA 4040C and they functioned flawlessly.
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