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(!!!!!) (Best Overall Pair) 6922 Amperex PQ USA gold pins 1960-1962 NOS (1) tube D getter (1) tube O getter (12/13.2ma and 12/13.4ma)

$ 429.99

1 low noise tube) 6922 Amperex PQ USA gold pins 1960-1962 NOS (1) tube D getter (1) tube O getter

1 tube) 12/13.2ma Gm=11,000/12,400 (curved "D" getter 1960 era) redated in 1965

1 tube) 12/13.4ma Gm=11,300/12,000 (VR5-*2K=1965) "O" getter

 

Tested on Amplitrex

Good Ma = 12-15ma

Good Gm = 11K-13K

See more: vacuum tube
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