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Yamaha YM2164

The Yamaha YM2164 is a sound chip that generates music by frequency modulation, and it is one of the devices through which the company's synthesis reached a wide public. It provides a number of channels, each built from several operators combined to create complex tones, and it is programmable across a wide range of sounds from instruments to effects and percussion. It was used in several of the company's own digital instruments of the 1980s as well as in computer and arcade hardware, and the family it belongs to shaped the sound of a great deal of popular music and game music of the period.

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