12HG7=12GN7 RCA clear top NOS 1970”s
25ma
Gm=23,000
Good Ma range 25-32ma
(12HG7=ruggedized frame-grid version of 12BY7A, uprated to 10 watts)
Pentode
$2.40 $7.99
12HG7=12GN7 RCA clear top NOS 1970”s
25ma
Gm=23,000
Good Ma range 25-32ma
(12HG7=ruggedized frame-grid version of 12BY7A, uprated to 10 watts)
Pentode
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