Glossary

ADC

Analog Digital Converter. This converts analog audio signals into a digital stream of samples.

ALSA

Advanced Linux Sound Architecture.

capture group

A mixer group that contains up to one volume, one mute, and one input selection element.

CD

Compact disk.

codec

Compression-Decompression module.

DAC

Digital Analog Converter. This converts a digital stream of samples into analog signals.

MIC

Microphone.

mixer group

A collection or group of elements and associated control capabilities.

PCI

Peripheral Component Interconnect (personal computer bus).

PCM

Pulse Code Modulation. A technique for converting analog signals to a digital representation.

playback group

A mixer group that contains up to one volume element and one mute element.

S/PDIF

Sony / Philips Digital InterFace. A hardware and protocol standard for the transmission of digital audio signals.

SRC

Sample Rate Conversion.