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(!!!) (#1 56 National Union Pair) 56 National Union rebranded Western Electronics NOS 1940's (5.8ma and 5.8ma)

(!!!) (#1 56 National Union Pair) 56 National Union rebranded Western Electronics NOS 1940's (5.8ma and 5.8ma)

$ 35.99

1 pair) 56 National Union rebranded Western Electronics NOS 1940's

1 tube) 5.8ma Gm=1500 

1 tube) 5.8ma Gm=1500

 

Matched on Amplitrex

Vplate=250V

Vgrid=-13.5V

Good Ma range = 4.5 - 5ma

Good Gm range = 1300-1400

 

(76=Type 56 with a 6.3V Filament and also is similar to type 37)

UX-5 pin socket
 

- Tube Audio Lab FF preamp
- Korneff preamp

See more: vacuum tube
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