The primary useful implementation of an audio perceptual coder (OCF) in hardware (Krasner's hardware was way too cumbersome and slow for realistic use), was an implementation of a psychoacoustic transform coder determined by Motorola 56000 DSP chips. tst ivm.clk mmh2 clkh2 achf nopl spfp4 uam1 lsph nmim1 slnm2 crtt spfp https://hoidap.nhanhnhat.net/user/lisafired33