Guitar Amp Channel Switching Problem and How to Repair
Thursday, January 14th, 2010Ok campers, I get quite a few questions in emails asking me about how to repair channel switching problems on newer Fender and Peaveys and such. Most of the time the actual repair is simple to an experienced bench tech but to someone sitting at home wondering if they should fix it themselves to save [...]
How to use an Ohm Meter or Multimeter
Sunday, December 20th, 2009Since most musicians have to use electricity to perform in one way or another, learning how to use an ohm meter or these days a multimeter, you can save time and money. And even more important you can understand your equipment better and get better use out of it. Getting started is not that hard [...]
Fender Amp Power Supply Problem
Wednesday, June 18th, 2008This video found on YouTube is a perfect example of a filter cap problem. On solid state units like this one, through vibration and assembly techniques, components can work themselves lose from the circuit board. The owner greg1485 from this video literally has his finger on the problem. In a perfect situation with a trained [...]
Tube Glove for Hot Tubes
Monday, April 28th, 2008This is a short video on a tube glove. I’ve used many things but there’s nothing that beats a tube glove. It’s always best to let tubes cool down before moving them around but there are times when this is not possible. The tube glove for guitar amps enables you to get a firm grip [...]
Tube Amp – Bent Tube Pins
Thursday, March 27th, 2008This video shows how I straighten bent tube pins. Try to be careful when you insert your tube into a tube socket. If you look at the socket, you will notice an blank space (no hole). Align your tube accordingly. Never force, but sometimes takes a little pressure to get the tube inserted. You always [...]
Checking for Blown Diaphram
Monday, January 21st, 2008Here is a video I did in the shop to test an EV Eliminator High Frequency Driver. (Horn) Customer stated it didn’t work. This is how I determined it was defective before ordering. The important thing to remember is there are numerous situations where an ohm meter comes in handy with music gear. Learning how [...]