DIY How to Repair a Guitar Amplifier Power Plug Repair Amp Hiss, Buzz Due to a Broken Ground Plug

March 8, 2014 in CraveGuitar.com by Crave Guitar

How to repair a broken ground plug on your guitar amplifier. A bad ground can cause unwanted noise from your guitar or bass amplifier. A bad ground is a common source for buzz, hiss and hum coining out of your guitar amplifier. Often times when you tough another object that is grounded, the unwanted noise will stop. This is a sign that your amp could have a bad ground. If you have a broken three prong plug as shown in this video, you may easily be able to correct this unwanted noise by repairing the faulty ground.