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Appendix: glossary of terms – KRK ERGO User Manual

Page 35

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AA//DD - short for Analog to Digital Conversion. The conversion of

analog data or information into digital or binary form (See

binary).

AASSIIO

O – Audio Stream Input Output. ASIO, developed by

Steinberg, is a cross-platform, multi-channel audio transfer

protocol. It allows software to have access to the multi-channel

capabilities of a wide range of powerful sound cards.

BBiinnaarryy - A digital numbering system based on two where data

is expressed as combinations of "0"s and "1"s). Bit - A single

unit of digital information expressed as a "0" or "1.”

CCoorree AAuuddiioo - This is an ultra-low latency, high quality

MAC-compatible audio driver that is built directly in to the OS

X operating system.

DDeecciibbeell ((DDBB)) - A unit of measurement for expressing sound

pressure level (SPL), signal level and variation or differences in

signal level.

DDiiggiittaall TToo AAnnaalloogg CCoonnvveerrtteerr - A circuit used to change binary

data that make up the digital audio signal into discrete voltage

levels that approximate the original analog audio waveform.

Abbreviated as D/A converter.

DDSSPP - An abbreviation for Digital Signal Processing (Any signal

processing done after an analog audio signal has been

converted into digital audio.

DDyynnaam

miicc PPrroocceessssiinngg ((DDyynnaam

miicc SSiiggnnaall PPrroocceessssiinngg)) - An signal

processing system which automatically changes the gain to

maintain a preset level ratio or relationship between the loudest

and quietest passages of music.

DDyynnaam

miicc RRaannggee - The level difference, expressed in dB, between

the loudest level and quietest level of a recording or live audio

source.

FFiilltteerr - A circuit that removes or acts on certain frequency signals

above or below a predetermined point called a cut-off

frequency.

FFrreeqquueennccyy - The rate or speed at which an audio source

generates complete cycles in one second. The number of cycles

that occur in one second is call hertz (Hz).

FFrreeqquueennccyy RRaannggee - The range of frequencies over which an

electronic device delivers its best performance or over which a

sound source will produce substantial energy.

FFrreeqquueennccyy RReessppoonnssee - A plot or graph of frequencies that an

audio device, such as a mic, amplifier or speaker, can accurately

reproduce within stated parameters or conditions.

HHaarrm

moonniiccss - A tone along with whole-number multiples of the

fundamental tone that distinguish the pitch of a particular

instrument or sound.

HHaarrm

moonniicc DDiissttoorrttiioonn - The occurrence of harmonics in the output

signal of a playback device or amplifier which were not present

in the original input signal.

HHeerrttzz ((HHzz..)) - A unit of frequency measurement used to express

the number of complete cycles occurring in a one-second

interval. Abbreviated as Hz.

II//O

O - Short for "Input/Output." A port or in-line control for

channeling the flow of signal data to and from a device.

kkHHzz - The Abbreviation for kilohertz (1,000 Hz).

LLEEDD - See light emitting diode.

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