lean all those noisy controls, jacks and switches, Repair bad solder connections, Identify problem area's, Bad capacitors, Reverb problems. I have been working in the field of electronics for 30 + Years and have several certifications and licenses. One as a Fender Musical Instruments Factory Authorized Technician Here Is A Preview Of What You'll Learn... Learn What Common Household Product I use to Clean Controls, Switches and Jacks How to identify a Bad capacitor, How to test one, what test tools I use Common Reverb Tank Issue's A few tips on troubleshooting tubes 20 photo's to guide you Much, much more!