compander
Noun
Meaning
compander (plural companders)
Any device used for companding.
Examples
The final compander achieved a very mild gain error recovery due to the natural truncation rounding error caused by twelve bit arithmetic.
The two most popular compander functions used for telecommunications are the A-law and μ-law functions.
It was found the modified compander resulted in a less than perfect step size at most signal levels and the fast gain error recovery increased the noise as determined by actual listening tests as compared to simple signal to noise measurements.
The electronic circuit that does this is called a compander and works by compressing or expanding the dynamic range of an analog electronic signal such as sound recorded by a microphone.