EL37 Mullard UK black plate used/75% 1958 (71ma)
$ 129.99
EL37 Mullard UK black plate used/good 75%, 2 round "O" getter halos, faded printing
(R61-B8H=1958)
71ma
Gm=8200
Good used Ma range 70-85ma
Recommended for
- CARR MERCURY 2003
- Fisher 80-AZ
- Dared
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