SPPACK

File Format
Name	SPPACK
Ontology	Electronic File Formats Audio and Music SPPACK
Extension(s)	.d

Description

SPPACK was an audio file format used at AT&T Bell Laboratories. In addition to sampled audio data, SPPACK files can also store frequency domain and quefrency domain data.

Information

• Audio File Format Specifications - SPPACK

Software

• AFsp
• NetAudio DAT-Link software