Equalizer (equalizer)
1 is an electronic device that can adjust the amplification of various frequency components. By adjusting the electrical signals of various frequencies, we can compensate the defects of speakers and sound fields, compensate and modify various sound sources and other special functions.
2. Generally, the equalizer on the mixer can only adjust the electric signals of high frequency, intermediate frequency and low frequency respectively. In communication system, the influence of inter-symbol interference can be reduced by inserting equalizer in lacing system.