1 x matched quad EL34 RFT
with original boxes
By now it should be known that RFT EL34 tubes are among the best EL34s around.
- High dielectric strength
- Long-term stability
- Reliable
All important parameters such as short circuit leakage etc. are checked with my RoeTestV11
Result: Ia 100...105mA, gm 11,5..11,8mA/V Very high!
Perfect test with perfect tubes