ALSA

  Advanced &Linux; Sound Architecture; a &Linux; sound card driver; not currently included with the standard kernel source code.

&arts;

  Analog Real-Time Synthesizer; the name of the multimedia architecture/library/toolkit used by the &kde; project (note capitalization)

BSD

  Berkeley Software Distribution; here refers to any of several free &UNIX;-compatible operating systems derived from BSD &UNIX;.

CORBA

  Common Object Request Broker Architecture; a standard for implementing object-oriented remote execution.

CVS

  Concurrent Versions System; a software configuration management system used by many software projects including &kde; and &arts;.

FFT

  Fast Fourier Transform; an algorithm for converting data from the time to frequency domain; often used in signal processing.

Full Duplex

  The ability of a sound card to simultaneously record and play audio.

GPL

  GNU General Public License; a software license created by the Free Software Foundation defining the terms for releasing free software.

&GUI;

  Graphical User Interface

IDL

  Interface Definition Language; a programming language independent format for specifying interfaces (methods and data).

&kde;

  K Desktop Environment; a project to develop a free graphical desktop environment for &UNIX; compatible systems.

LGPL

  GNU Lesser General Public License; a software license created by the Free Software Foundation defining the terms for releasing free software; less restrictive than the GPL and often used for software libraries.

&MCOP;

  Multimedia COmmunication Protocol; the protocol used for communication between &arts; software modules; similar to CORBA but simpler and optimized for multimedia.

&MIDI;

  Musical Instrument Digital Interface; a standard protocol for communication between electronic musical instruments; often also used to refer to a file format for storing &MIDI; commands.

OSS

  Open Sound System; the sound drivers included with the &Linux; kernel (sometimes called OSS/Free) or a commercial version sold by 4Front Technologies.