5U4GB RCA used/good 1968 (56/40 and 57/40)
By Tube World
$ 24.99
5U4GB RCA used/good 1968 (BW)
56/40
57/40
Tested on TV-7D/U
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
Share:
&Category=vacuum tube&ImageURL=http://tubeworldexpress.com/cdn/shop/products/1_981ba111-f09a-49bc-8998-3dc1467901a5.jpg?v=1658635406){kind=link}
 "Pin It")