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(!!!) (BEST VALUE) 6550 Tungsol USA NOS gray smooth plate rebranded RCA 1962 (123ma) (Recommended for Audio Research Ref power supply)

(!!!) (BEST VALUE) 6550 Tungsol USA NOS gray smooth plate rebranded RCA 1962 (123ma) (Recommended for Audio Research Ref power supply)

$ 249.99

1 tube) 6550 Tungsol USA NOS gray smooth plate rebranded RCA (6252=1962) 3 large shiney getters

123ma

Gm=9600

 

Good NOS Ma range 125-140ma

Good NOS Gm range = 10,000 - 11,000 

 

Recommended for

- 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

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