1 pair) 30 Sylvania engraved base NOS 1930”s original boxes
1 tube) 3.2ma Gm=900
1 tube) 3.4ma Gm=900
(!!!!) (Best Pair 1930”s) 30 Sylvania engraved base NOS 1930”s (3.2ma and 3.4ma) (same Gm)
$11.66 $38.88
$11.66 $38.88
1 pair) 30 Sylvania engraved base NOS 1930”s original boxes
1 tube) 3.2ma Gm=900
1 tube) 3.4ma Gm=900
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