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(!!!!) (BEST PAIR #2) EL37 Mullard UK branded Amperex gray plates used/good 1968 (73.5ma and 72ma)
(!!!!) (BEST PAIR #2) EL37 Mullard UK branded Amperex gray plates used/good 1968 (73.5ma and 72ma)
$ 279.99
1 matched pair) EL37 Mullard UK branded Amperex gray plates used/good 1968, 2 round getter halos, in white boxes, good getter flashing - faded date codes
1 tube) 73.5ma Gm=9350 very small hairline crack in base
1 tube) 72.0ma Gm=9500
Good used mA range 70-80+
Good used Gm range = 9,000+
Recommended for
- CARR MERCURY 2003
- Fisher 80-AZ
See more: vacuum tube
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 (BEST PAIR #2) EL37 Mullard UK branded Amperex gray plates used/good 1968 (73.5ma and 72ma)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_a1482995-9756-4600-9a8c-7f4d0fbbdf4b.jpg?v=1761597715){kind=link}
 (BEST PAIR #2) EL37 Mullard UK branded Amperex gray plates used/good 1968 (73.5ma and 72ma) "Pin It")