Amplifier workshop

« This is how tube sounds in a rental apartment are possible! » Hearing a real, handmade tube sound from an amplifier in your own living room – for many guitarists this is a lifelong dream. Tube amplifiers are known for a …

« When is a bias adjustment of the quiescent current required? » In our article on bias adjustment, we try to explain the technical background and functions of quiescent current, give tips on the correct settings and reveal which amplifiers need to …

« What can I do? » Every now and then a guitar amplifier needs to be repaired. What kind of damage can occur which can be repaired in a DIY procedure? When should a specialist take charge and when is a complete …

« Identify and eliminate the causes of interferences » We’ve all been there: plugged in the guitar, turned up the amplifier and then…. then there’s this annoying background noise. Half buzzing, half crackling, the amplifier is drawing attention to itself. But where …

Anyone who deals with the topic of tube amplifiers will sooner or later come across a list of the advantages and disadvantages of this old technology. At the top of the list of disadvantages is the increased wear on the valves. The …

« The practical alternative to a self-build » Finally, get closer to the sound of your dreams without winning the lottery and putting the money into a decades-old original! If you don’t feel confident building an amplifier all by yourself, you’ll get …

« Tips for proper performance » Warm, pure sound and the wonderful feeling of analogue technology: something only tube amps can offer. On top of all the questions about technical details and the mileage of a tube amp, many users ask us how …

At some point in the life of a tube amplifier, the day comes when the first tube change is due. New tube amplifier fans in particular will then have to deal with a wide variety of facts and terminology related to electron …