Piston Collage noise

Piston Collage noise is one of the formats for sound clips used in creating songs with the Piston Collage / PxTone music creation program, alongside Piston Collage voice. (More general sound formats like WAV can also be used.)

A Piston Collage noise has 4 oscillators and is generally used for drums or sound effects.

Identification
Files start with bytes, or "" in ASCII.

Links

 * PISTON COLLAGE (unofficial) SPECS
 * Wikipedia article