KRK ERGO manual Appendix Glossary of Terms

Appendix: Glossary of Terms

Sampling Frequency - The number of digital snapshots or samples taken of an analog audio signal in one second necessary to produce a digital interpretation of the original signal. The industry standard sampling frequency for CD-quality audio is 44.1 kHz. Also referred to as Sample Rate. Signal-to-Noise Ratio - A measure of how quiet an audio device is when no signal is present. Also referred to as Hum and Noise or Residual Noise.

SPDIF – Sony/Philips Digital Interface. An interface (input/output) that allows you to connect two digital audio devices using an RCA connector (Coaxial) or a TOSLINK (Optical).

THD - The abbreviation for Total Harmonic Distortion.

WDM – Windows Driver Model. A driver model based on the Windows NT driver model that is designed to provide a common architecture of I/O services for Windows operating systems for specific classes of drivers. This driver model is currently supported under Windows 98 Second Edition, Windows Millenium Edition, Windows 2000, and Windows XP. WDM drivers provide multichannel I/O.

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