Jump Links below for each scenario and how to solve:

Ground Loop:    • How to Diagnose and Solve Hum & Buzz ...  
Audio Connection:    • How to Diagnose and Solve Hum & Buzz ...  
Pickup Hum:    • How to Diagnose and Solve Hum & Buzz ...  

Morley's Audio Solution Devices will prevent 90% of the Hum & Buzz issues you'll run into at the gig or studio. Below are helpful links to our audio products and an article elaborating more on this video:

https://www.morleyproducts.com/tag/au...
https://www.morleyproducts.com/hum-re...
https://www.morleyproducts.com/how-to...