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# Namco C140
Namco C140 is a 24-channel custom PCM sound chip manufactured jointly by Fujitsu and Namco. It was first used in Namco Sytem 2 arcade family starting in 1987.
This chip features:
- stereo soft panning
- accepts either raw 12-bit PCM or proprietary 8-bit u-law compressed PCM samples
- 21.4 kHz sampling rate
# effects
- `80xx`: set panning (`00: left, `80`: center, `FF`: right)
- `81xx`: set left channel panning
- `82xx`: set right channel panning
# info
this chip uses the [C140](../4-instrument/c140.md) instrument editor.