(!!!!) (Best Single) 6550 Tungsol branded RCA NOS smooth gray plate 1963 (141ma)
$ 399.99
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6550 Tungsol branded RCA NOS smooth gray plate 1963
141ma
Gm=11,600
Good NOS Ma range 125-140ma
Good NOS Gm range 10,0000 - 10,100
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
See more: vacuum tube
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 (Best Single) 6550 Tungsol branded RCA NOS smooth gray plate 1963 (141ma) "Pin It")