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Activity Hold Time
Read / Write Time before audio input release if no modulation detection
Monitored
Read / Write Pilot ton detection – Fault report if no pilot ton detection
Monitoring Threshold
Read / Write Pilot ton level to be detected
Monitoring Time-out
Read / Write Time before fault report if no pilot tone detection
Security
Read / Write
Audio input is allowed to be played even if mains power supply is
missing
Evacuation
Read / Write Evacuation LEDs are lighting and evacuation relay is active when
audio input is routed
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Basic config > Audio page.
6.4.2.
To configure front microphone
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Click on
Front Microphone.
AGC Max Gain
and
AGC Target Level
are displayed only if
Auto Gain Control
option is selected.
Static Gain
is displayed only if
Auto Gain Control
option is not selected.
Parameter
Access
Description
Sensitivity
Read / Write
Maximum input level before overload
Auto Gain Control
Read / Write
Automatic adjustment of front microphone signal to maintain a
constant signal level
AGC Max Gain
Read / Write
Maximal gain applied to front microphone signal
AGC Target Level
Read / Write
Target level after adjustment
Noise Gate
Read / Write
Front mute if audio signal is lower than fixed threshold – Noise
gate threshold = -70 dB