4 AMPEREX 12AU7 ECC82 AUDIO AMPLIFIER TUBES AMPLITREX AT1000 TESTED STRONG
USD 45.00 USD
Specifications
| Type | 12Au7 |
| Model | 12AU7 ECC82 |
All tubes are in holland one sun label 1 Sherwood label and 2 orange globe label. All tested on an Amplitrex AT1000 with the following results Sun label- 91/87% emissions 90/86%GM Globe label- 74/88% emissions 68/81% GM Globe label- 76/80% emissions 68/77% GM Sherwood label- 62/78% emissions 59/72% GM