12HG7=12GN7A Delta Gold Seal Toshiba Japan like new (37ma)
$ 8.88
12HG7=12GN7A Delta Gold Seal Toshiba Japan like new
37ma
Gm=26,900
Good Ma range 25-32ma
(12HG7=ruggedized frame-grid version of 12BY7A, uprated to 10 watts)
Pentode
See more: vacuum tube
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