Absolute Phase

More correctly termed absolute polarity, absolute phase describes a situation in which the phase remains constant throughout a signal path compared to a reference. In real situations, absolute phase means that the + and – polarity of a system are maintained from beginning to end.

Read More

Feedback

When “feedback” as a term is brought in discussion in most of the cases the the reference is that ringing noise (a screeching noise, a squealing noise, etc etc) that appears sometimes in sound systems. It occurs when a loop is produced between an input (for example: a microphone, a guitar, etc etc) and an audio output (for example: the PA System, the loudspeakers).

Read More