You find electrolytic capacitors in the power supply and decoupling of valves in Hifi and guitar amps. They are like a battery because they have a positive and negative terminal….

This a longer than usual article talking about the different type of resistors. Resistor technology has changed over the decades . What is common is that many types change their…

Customer Reviews


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"Very smooth, quick and friendly Yorkshire transaction. Amp sounds the best it's been for years!!" - R.M, bought a matched pair of EH EL34 on 6th October 2020

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"Great advice and quick service" R.W. bought Tung Sol EL34B's 13th October 2020

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