It is common design practice  overrunning output valves. It is done with all types . There are some amps that use EL34’s and run them way over 500 volts. This…

The valve/tube world looks like it will see some interesting times ahead in 2020.   Here is one thing that may impact Valve Tube Supplies in 2020.One of the big…

Many amps have a valve rectifier valve. Typical types are EZ81, 5Y3, GZ34/5AR4 and 5U4.  There are variations on the letters at the end of the part number but the…

Find the valves you need quick and easy We have added new categories to make it easier  finding valves/ tubes . If you go to the ” Categories “ menu…

A Peavey Classic 30 Restoration was undertaken.  Initially it was taken in for just a repair. It had sat in a garage for many years.  There was rust on the…

A Marshall JCM900 Breaking Valves was the cause of this amp’s failure. It travels around a lot and it has the original 1990’s valve retainers on the output valves. The…

Quick Intro to the Fender Bassbreaker 007 The Fender Bassbreaker 007 is a cute little valve amp. There are two versions – a head and a combo. It has two…

A brand New feature for amp techs and amp makers We have  a  brand new ” Website Trade Area” for amp techs, service folks and amp manufacturers. You can find…

Worldwide Payment Options We accept American Express, Mastercard and Visa worldwide. We also accept Paypal. European Specific Payment Options Austria and Germany- EPS, SOFORT Belgium – Bancontact The Netherlands –…