Tube Amp Doctor 5U4GB
The Straight One!
The 5U4GB has a straight glass envelope. This type has been widely used in U.S-made guitar amps from the 1950s to the 70s. The 5U4GB has a slow start feature, which protects output tubes from high voltage peaks when you switch the power on.
Height: max . 120mm, seated max 105mm
| Tube Type: | 5U4/5C3S/5Z3P/274B |
| Selection: | Premium |
| Brand: Tube Amp Doctor |