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Track 1

PS1

PSF

Channel Breakdown

24 channels

SPU (Sound Processing Unit)PSF format

Voice 1sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 2sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 3sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 4sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 5sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 6sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 7sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 8sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 9sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 10sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 11sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 12sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 13sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 14sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 15sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 16sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 17sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 18sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 19sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 20sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 21sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 22sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 23sample

16-bit ADPCM sample voice with ADSR envelope and reverb

Voice 24sample

16-bit ADPCM sample voice with ADSR envelope and reverb

sample (24)

The PlayStation's SPU provides 24 hardware audio voices, each playing 16-bit ADPCM samples with individual ADSR envelopes. The SPU includes a hardware reverb processor and supports CD-quality streaming audio from disc, enabling a dramatic leap in music fidelity over cartridge-based consoles.

Available Formats

Format	File	Size	Duration	Bitrate
psf	18306.psf	—	—	—	Download