Thanks to all for your assistance with this. :) In the past couple of days I have done numerous tests on the circuits in my house, researched light di...

Thanks for the feedback Ricochet and Unimogbert.I can try a UPS or some othhr type of line filter although the AMP does not buzz unless the guitar is ...

The amp has three toggle switches, power, standby and ground. Switching the ground has no effect on the problem.The amp is the Fender Delux Reverb Re...

Thank you to those who have provided feedback. I seem to have narrowed it down. It is not the guitar cord as I purchased a very expensive high shiel...