Svetlana 5U4G
Full wave rectifier tube, beautiful ST-shape bulb and black base
5U4G (=5Ц3C / 5Z3S)
Made at the Svetlana factory St. Petersburg.
Since Svetlana stopped producing glass tubes years ago these tube can be expected as NOS
| Tube Type: | 5U4/5C3S/5Z3P/274B |
| Brand: Svetlana |