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(!!) (Recommended pair) E83F=6689 Philips SQ Holland NOS gold pins 1974 (9.4ma and 9.6ma)

$ 74.99

1 pair) E83F=6689 Philips SQ Holland NOS gold pins 1974

1 tube) 9.4ma and Gm=8200

1 tube) 9.6ma and Gm=8900


NOS Ma = 9-10ma

NOS Gm = 8500-9000


(10,000+ hour low noise Pentode)


- Telefunken v76 preamp

See more: vacuum tube
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