HA12173 Series
Audio Signal Processor for Car Deck and Cassette Deck (Dolby B/C-type NR with PB Amp)
ADE-204-016 1st Edition Nov. 1992 Description
HA12173 series are silicon monolithic bipolar IC providing Dolby noise reduction system*, music sensor and PB equalizer system in one chip.
Functions
PB equalizer Dolby B/C-NR Music sensor × 2 channel × 2 ...
