(slightly microphonic) 5670 RCA NOS triple mica "O" getter halo 1961 (7.6/10.8ma)
1 tube slightly microphonic) 5670 RCA NOS triple mica "O" getter halo (6152=1961)
1 section) 10.8ma Gm=6800
1 section) 7.6ma Gm=5600
Amplitrex Test Specs:
Vplate=150V
Vgrid=-1.9V
Good Ma = 6 - 8ma
Good Gm = 5000-5500
5670=2C51=396A=6C3P
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