1 low noise pair) ECC85=6AQ8 Siemens Halske Germany branded RCA NOS 1966-1969
1 tube) 9.2/8.6ma Gm=6000/6000 (1969)
1 tube) 9.8/9.5ma Gm=6400/6400 (1966)
$30.00 $99.99
1 low noise pair) ECC85=6AQ8 Siemens Halske Germany branded RCA NOS 1966-1969
1 tube) 9.2/8.6ma Gm=6000/6000 (1969)
1 tube) 9.8/9.5ma Gm=6400/6400 (1966)
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