This is a fault also known as breathing. Too much sound compression can cause the compressor/limiter circuit to engage and disengage rapidly.
PA stands for Public Address system. A PA system is a sound reinforcement setup in which audio is being distributed. This term is sometimes used interchangeably with "sound reinforcement system", though PAs are generally used in smaller venues or only for the reproduction of speech/prerecorded music.Some examples of PA systems include:SchoolsHospitalsChurchesRetail storesTrain/subway stationsSmall clubs/bars
A new approach to sound reinforcement and sound systems.
pumping pump
Sound System (apex)
Acoustic feedback occurs when the amplified sound from any loudspeaker re-enters the sound system through any open microphone and is amplified again and again. It is due to close placement of microphone to loudspeaker, open mic or reflective surfaces of the area etc.
Wolfgang Ahnert has written: 'Sound reinforcement engineering : fundamentals and practice' -- subject(s): Acoustical engineering, Loudspeakers, Public address systems 'Sound reinforcement engineering'
Don Juan
see Yamaha's Sound Reinforcement Handbook by Gary Davis
The full voice meaning of the term "resonance" is the reinforcement or amplification of sound waves, vibrations, or frequencies caused by sympathetic vibrations in an object or system.
heart valves opening and closing
The sound is her heart pumping.
The sound is her heart pumping.