So you just unboxed your new entertainment gear, hooked everything up, and you hear buzz, whine, hiss, chatter, or any number of other annoying noises that have been known to plague audio equipment.

In virtually every television environment audio hum can be a problem, either in a studio or out in the field. Even digital audio becomes analog eventually. Solid system design work can make the ...

Analog audio signals are affected by noise. Noise is best defined as an unwanted disturbance superimposed on a useful signal. The noise level is usually expressed in dB relative to a reference value ...