Marshall Valvestate 8100 Check Up

A little mamaintenance cleaning that turned into some fixes. BEFORE WORKING ON ANY AMP PLEASE PRACTICE SAFETY.    • DIY: Amp Safety 101   WARNING The work in this video can cause harm or death. Disclaimer: This video is only for entertainment purposes. If you rely on the information in this video, you assume the responsibility for the results. I am not responsible for any injuries, illnesses or property damage that may occur. #marshall #valvestate #8100 #100v #jcm #cleaning #soldering