Eliminate Audio Hum with the PCBB3
The PCBB3 is a passive, bi-directional audio interface that eliminates hum when connecting your presentation PC to professional audio systems.
Audio hum can come from many sources such as power supplies, fluorescent lights, or nearby electronic equipment. These can introduce unwanted noise into your audio cables and affect sound quality.
The PC Balance Box requires no external power or batteries and offers seamless matching between unbalanced and balanced audio sources. It can convert line-level signals to mic-level, handle both stereo and mono audio, and resolve hum issues. All of this is packed into one rugged and versatile unit.
It provides a simple and reliable way to connect consumer audio devices, such as computers or media players, to balanced AV sound systems. Inputs and outputs are fully isolated in both directions. The built-in Ground Lift switch allows you to eliminate ground loop noise with ease.
Key Features:
Stereo or mono selection switch
20dB pad switch for use with line-level or mic-level inputs
Ground isolation to eliminate hum caused by ground loops
Standard left and right XLR output connectors for professional audio setups
Compact and easy to transport
Passive design with no power required
Captive input cable for quick and reliable connection
