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RFL Electronics GARD 8000 - Figure 7-38. Receiver Operating Range and Dynamic Range

RFL Electronics GARD 8000
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Chassis Configuration Settings
GARD 8000 SYS RFL Electronics
April 1, 2012 7-65 973.334.3100
RX AGC Setpoint setting Sets headroom in
the analog portion of receiver. Set to 30 dB
Nominal Trip Level (Boost)
Nominal Guard Level
Receiver Operating Range and Dynamic Range
Maximum receiver sensitivity 25 Vrms
Signal Dropout Alarm (FSK only)
Min RX Level Setting On/Off = -15dB/FSK = -11dB
For On/Off determines max inst. drop from nominal to block
For FSK determines max inst. drop from nominal to trip
+30 dB
+10 dB
0 dB
Maximum receiver sensitivity 5 mVrms
-10 dB
-11 dB
-25 dB
Dynamic
Range
FSK Trip RX Threshold (FSK Only) Absolute minimum
level required to trip. Recommended setting 25 dB
(Range 0 dB to 100 dB)
Receiver
Operating
Range
SNR Alarm Threshold (FSK Only) Issues an alarm, and disables tripping for noise levels exceeding the ratio setting.
Recommended setting 10 dB (0 dB to 30 dB range)
Figure 7-38. Receiver Operating Range and Dynamic Range

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