Log-in
(!!!!) (Recommended Used Pair) 6550C Svetlana Russian used/good 1997-2000 (135ma and 136ma) ** (1-3% matched)

(!!!!) (Recommended Used Pair) 6550C Svetlana Russian used/good 1997-2000 (135ma and 136ma) ** (1-3% matched)

$ 89.99

1 pair) 6550C Svetlana Russian used/good 1997-2000

1 tube) 135ma Gm=10,600 (1997)

1 tube) 136ma Gm=11,000 (2000) faded top getter

 

Good NOS mA range 130-150mA

Sweet spot is 140mA

 

- ARC VS 110 and other ARC amps
- Audio Research Reference 3 line-stage power supply
- Rogue 90
- VTL amps; MB300, 450, many others
- Gibson guitar amp
- McIntosh 275
- Beard P100 MKII 1984
- Cayin A-88T

 

See more: vacuum tube
Scroll to top