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(!!!) (Best Pair) GB-5931 Sylvania Gold Brand brown base NOS 1960's (Premium 5U4GB) (59-59/40 and 59-60/40)
(!!!) (Best Pair) GB-5931 Sylvania Gold Brand brown base NOS 1960's (Premium 5U4GB) (59-59/40 and 59-60/40)
$ 198.88
1 Pair) GB-5931 Sylvania Gold Brand brown base NOS 1960's
1 tube) 59-59/40
1 tube) 59-60/40
5931 is a premium 5U4GB
Recommended for
- SET amps
- Wright Sound SET
- Audio Note P4 Balanced mono amps
- Dared MCP7 preamp with phono
- Singlepower
- Modwright Transporter
- Donald North Audio
See more: vacuum tube
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 (Best Pair) GB-5931 Sylvania Gold Brand brown base NOS 1960's (Premium 5U4GB) (59-59/40 and 59-60/40)&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/files/1_5139b924-a8e8-4173-92e6-05a980134178.jpg?v=1714365727){kind=link}
 (Best Pair) GB-5931 Sylvania Gold Brand brown base NOS 1960's (Premium 5U4GB) (59-59/40 and 59-60/40) "Pin It")