| Manufacturer | Part Number | Description |
|---|---|---|
NEL Frequency Controls |
HA1215 | Crystal Clock Oscillators |
| HA12155NT | Audio Signal Processor | |
Hitachi Semiconductor |
HA12153MA | Dolby-B and C-Type Noise Reduction |
Hitachi Semiconductor |
HA12151MA | Dolby-B and C-Type Noise Reduction |
| HA12157NT | Audio Signal Processor | |
Hitachi Semiconductor |
HA12159 | FM IF System |