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(!!!!) (Best Value Like New Pair) 6550C Winged C SED Russain low hours/test like new 2011 faded printing (132ma and 136ma) (strong Gm) **
(!!!!) (Best Value Like New Pair) 6550C Winged C SED Russain low hours/test like new 2011 faded printing (132ma and 136ma) (strong Gm) **
$ 139.99
1 pair) 6550C Winged C SED Russian low hours/test like new 2011 good top getters but faded printing
1 tube) 132ma Gm=11,100
1 tube) 136ma Gm=11,700 faded printing
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
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