(!!!!) (Best Value Single) 5U4GB RCA Super Airline NOS 1960 era (58/40 and 60/40)
$ 59.99
5U4GB RCA Super Airline NOS 1960 era
58/40
60/40
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 Value Single) 5U4GB RCA Super Airline NOS 1960 era (58/40 and 60/40) "Pin It")