The quick answer to the question of power-line or signal path? Both. Indeed, both solutions have their place when thinking about noise control. First, let’s define a noise problem. In the broadest ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When two pieces of audio gear are connected together, an output of one to the input of the other, ...

Dubbed the “pin 1 problem” (pin 1 is shield in XLR connectors) by Neil Muncy, common-impedance coupling has been inadvertently designed into a surprising number of products with balanced interfaces.