The Nintendo Entertainment System or NES (Family Computer or Famicom in Japan) is a video game console made by Nintendo, released in July 15, 1983, as a successor of the Color TV-Game. The video game console contains a M6502-based processor, as well some other chips, which most of them are from Ricoh. The Japanese counterpart can attach to an add-on called Family Computer Disk System (commonly called as Famicom Disk System, FCD or FDS), which consist on a disk-drive, a RAM Adapter and necessary hook-ups (for both video and audio). The RAM Adapter has a sound chip that provide one sine-wave channel to the original Famicom.
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