Entries found for search: DCA
soundcard s: A circuit board that installs inside a computer, adding new sound capabilities. These capabilities can include an FM or wavetable synthesizer and audio inputs and outputs. MIDI inputs and outputs are also normally included.
DCA : Digitally Controlled Amplifier. Sometimes short for Digitally Controlled Attenuator. The DCA of a digital synthesizer modifies the amplitude of the signal generated by the DCO. It is the digital analog of a VCA.
DCAC : See DAT.
Digital Audio Broadcasting (DA : An alternative to AM and FM broadcasting with audio quality comparable to that of the CD, it does not suffer from fringe area fading or multipath distortion, and requires less radiated power than conventional broadcasting (1kW versus 50kW for AM and up to 100kW for FM.)