Datasheet Summary
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 channel × 1 channel
Features
- Different type of PB equalizer characteristics selection (normal/chrome or metal) is available with fully electronic control switching built-in.
- 2 type of input selection (RADIO/TAPE) is available.
- Changeable to Forward, Reverse-mode for PB head with fully electronic control switching built-in.
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