(!!!!) (Best Value Pair) 5U4GB RCA used/low hours like new 1974 (59-60/40 and 59-61/40)
By Tube World
$ 99.99
1 pair) 5U4GB RCA used/low hours like new 1973 original boxes
1 tube) 59/40 and 61/40
1 tube) 59/40 and 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 Pair) 5U4GB RCA used/low hours like new 1974 (59-60/40 and 59-61/40) "Pin It")