Tube Amp Doctor 5U4GB Rectifier Tube

Tube Amp Doctor 5U4GB Rectifier Tube

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Tube Amp Doctor 5U4GB Rectifier Tube

Item # 50279
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Tube Amp Doctor 5U4GB Rectifier Tube

About This Item

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.

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