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(!!!!) (Best Pair) EL37 Mullard branded Philips Miniwatt and Mullard test like new 1955-1957 (80ma and 81ma)
(!!!!) (Best Pair) EL37 Mullard branded Philips Miniwatt and Mullard test like new 1955-1957 (80ma and 81ma)
$ 398.88
1 pair) EL37 Mullard England 1955-1957 test like new, getters like new
GOOD ELECTRICALLY MATCHED PAIR FROM 1950's
1 tube) 81ma Gm=9,500 (GRAY PLATE) 1 upside down trough getter 1st series
EL37 Mullard branded Philips Miniwatt tests like new, rattle inside base a few dried glue particles, made before 1955 (1282 A2) code predates 1955
1 tube) 80ma Gm=9200 (BLACK PLATE) 2 upside down trough getters 2nd series
EL37 Mullard black plate (R61-B7A=1957) tests like new
Recommended for
- CARR MERCURY 2003
- Fisher 80-AZ
- Dared
See more: vacuum tube
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 (Best Pair) EL37 Mullard branded Philips Miniwatt and Mullard test like new 1955-1957 (80ma and 81ma) "Pin It")