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Developer: Takashi Mamiya
Header: Custom
Content: Programmatic
Instruments: Combined
Target Output
Output - Digital Audio.png Output - MIDI - No.png Output - FM Synthesis - No.png Output - PSG.png
Released: 1999-??-??
First Game: N/A
  • *.hes

The Home Entertainment System PSG format is similar to NSF in that it stores machine code ripped from NEC Home Entertainment System (aka. PC Engine/TurboGrafx) game ROMs. Takashi Mamiya created the format in 1999. Playback requires the emulation of several PC Engine components including the main CPU and the audio chip. The format also marginally supports the NEC PC-FX.





HES to ?

? to HES



All games released for the PC Engine can be ripped to HES. Some TurboGrafx CD games can also have their audio ripped to HES, but only if the games use the internal sound chip of the TurboGrafx-16 instead of Redbook Audio.

How to Obtain

Ripping HES files requires an intimate knowledge of the HuC6280 processor and APU, but luckily, many PC Engine games already have their sound ripped to HES format and can be downloaded from the following sites: