Sometimes, when you plug an audio line from a desktop computer into a stereo receiver or amplifier, an annoying hum comes through the speakers along with the music. You stop the music and the hum is ...

Some of the simplest solutions to annoying hum in computer speakers involves just checking all the connections and making sure everything is plugged in tight. Audio cable transmits sound as ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In virtually every television environment audio hum can be a problem, either in a studio or out ...

When developing quality devices that interface with telephone lines, sensitive audio measurements are sometimes needed. However, both frequency noise and distortion added by the test equipment—as well ...

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.