1 tube) 396A=2C51 Western Electric "D" getter halo used 1967 in white box - mis-matched triode sections

1 section) 9.6ma Gm=6100

1 section) 7.0ma Gm=4100

Amplitrex Test Specs:

Vplate=150V

Vgrid=-1.9V

Good Ma = 6 - 8ma

Good Gm = 5000-5500

5670 is sub for 6N3P Chinese

5670=2C51=396A=6N3P

nice detail, good bass

Recommended for

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