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Glossary – ClearOne comm XAPTM 800 User Manual

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Glossary

Matrix Mixer A mixer that allows routing of any input or combination of inputs to

an output or any combination of outputs. In the case of the XAP 800, the matrix

mixer permits level control at each cross point in the matrix.

Matrix Screen The Matrix Screen facilitates the routing of any input to any output

or combination of outputs.

Maximum Number of Mics Sets the maximum number of mics that can be gated

on simultaneously.

Microphone Activation A condition in which a microphone is gated on.

Microphone Mixing A situation in which audio from mics on different signal lines

are mixed together. All mic signals can be mixed to one signal line, any or all

outputs, or mixed into separate groups. Mic signals can also be processed together

or individually.

Microphone 1 Mode Reverts mic assignment to a designated mic when all mics

gate off.

Min/Max adjust The yellow and blue upper and lower limit arows on gain scales

are used to create minimum and maximum gain level limits. These limits only apply

when using relative gain commnds; absolute gain commands can exceed the min and

max limits. Min and max limits apply to all serially connected control devices and

preven users from adjusting levels beyond the min/max levels provided relative gain

commands are used.

Mixer mode The mixer mode has two settings: master and slave. Mixer mode can

be configured from the front panel or in the Unit Properties window.

Mute A condition in which an audio signal is attenuated below the audible

threshold.

Noise Cancellation A process through which ambient noise is removed from a

signal.

Non-linear processing (NLP) NLP increaess the power of echo cancellation for

difficult acoustical environments. NLP has four settings: Soft (6dB), Medium

(12dB), Aggressive (18dB), and Off. NLP settings are found in the Acoustic Echo

Cancellation window.

Number of Open Mics (NOM)/Constant Gain Mode Adjusts the output level

based on the number of mics gated on and routed to an output.

O–R buses These four audio buses communicate NOM count and mic mixing

parameters.