6HF5 RCA NOS 1972 (123ma)
By Tube World
$ 39.99
6HF5 RCA NOS 1972
123ma
Gm=10,500
NOT A PAIR
Tested on Amplitrex
Vplate=175V
Vscreen=125V
Vgrid=-25V
Good Ma range 100-125ma
Good Gm = 9,000 - 11,000
- Diathermy machine built by Mettler Electronics
See more: vacuum tube
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