Ebtech Hum Eliminator
Hum noise is the enemy of musicians and engineers everywhere. In the studio or in a live rack, it's a pain and it can absolutely ruin an otherwise great mix. The Hum Eliminator simply breaks the ground loops that cause AC hum, quickly and easily. Just plug it into the line level signal lines between the offending pieces of equipment and you're done. No signal degradation, no noise gates, no dangerous ground lifts, no hum!! Provides silencing for a stereo pair of 1/4" connections. Each jack is an automatically balancing/unbalancing 1/4" TRS jack. Enjoy the sound of silence.
Hum Eliminator
Almost all AC hum (60Hz in the US) is caused by ground loops. These groundloops act like radio antennae picking up hum and noise. The Hum Eliminator completely eliminares this breaking the goundloops, making it impossible for the signal lines to pick up the AC hum and noise in the first place.
Just plug the HUm Eliminator into the signal lines between offending pieces of equipment and you're done. It's that easy. No buss, no hum, NO signal degradation, No filtering, No noise gates, No dangerous ground lifts.