74634159
Feb 14, 1995
Oct 22, 1996
signal processor for audio signal comprised of "graphic equalizer, signal delay, notch filter, low pass filter, high pass filter, all pass filter, low frequency booster, high frequency booster, attenuater, compressor/limiter, parametric equalizer, crossover filter, noise gate, horn equalizer and graphic display", and matrix unit for audio signals
Electrical and Scientific Apparatus