How to open ADPCM 3-bit compressed voice .ad3 files
Have you had trouble opening the ad3 file on your computer? What are ad3 files? We explain what they are and recommend software that we know will open them.
What is ad3 file?
An ad3 file extension is related to the ADPCM 3-bit compressed voice file format.
ADPCM 3-bit compressed voice description
The ad3 file extension is used for an ADPCM audio file format.
Adaptive Differential Pulse Code Modulation (ADPCM) codecs are waveform codecs which instead of quantizing the speech signal directly, like PCM codecs, quantize the difference between the speech signal and a prediction that has been made of the speech signal.
The ad3 file stores 3-bit compressed voice.
Suggested software to open ad3 file
SoX
A cross-platform command line utility
There are other AD3 filename extensions with the same .ad3 suffix
ad3 - ADHOCw data
An ad3 file extension is related to the ADHOC used to reduce the 3D data coming from Photon Counting or CCD observations.
ad3 - Demand Activated Manufacturing Architecture
An ad3 file extension is associated with the Demand Activated Manufacturing Architecture file format.