Home
»
(!!!) (Best NU Pair) 56 National Union rebranded Western Electronics NOS 1940's (5.7ma and 5.9ma)
(!!!) (Best NU Pair) 56 National Union rebranded Western Electronics NOS 1940's (5.7ma and 5.9ma)
$ 29.99
1 pair) 56 National Union rebranded Western Electronics NOS 1940's
1 tube) 5.7ma Gm=1500
1 tube) 5.9ma 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