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(!!!!!) (Best Single) ECC32=CV181 ADZAM by Mullard NOS black base/gray plates

(!!!!!) (Best Single) ECC32=CV181 ADZAM by Mullard NOS black base/gray plates "D" getter halo 1950's in white box (6.2/6.6ma) (Highest Ma and Gm)

$ 328.88

1 low noise tube) ECC32 ADZAM by Mullard NOS black base/gray plates "D" getter halo 1950's in white box

6.2ma Gm=2400

6.6ma Gm=2500

 

Tested on Amplitrex

Vplate=250V

Vgrid=-4.6V

Good Ma = 5-6ma

Good Gm = 2000-2300

See more: vacuum tube
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