Ground Loop Hum (and How to Safely Get Rid Of It).

Ground loop hum is a noise you hear from musical equipment. It is annoying and can be fixed safely

Did you get a loud hum coming through the PA system at your last show? Or is there a persistent ‘zzzz’ sound in your rehearsal room, especially when plugging in certain bits of equipment? If so, you are experiencing ‘earth loop’ or ‘ground loop’ hum. All musicians recognise this sound (especially guitarists) and the way … Read more

Tour managers and live sound engineers – questions and answers for students.

A student recently asked me answer some questions about concert tour management and live sound engineering to help her with a college project. I get a lot of these requests and am always happy to offer answers and advice (time permitting) and have even posted an FAQ to help with this type of research. However … Read more