RFL 9780 RFL Electronics Inc.
April 8, 2003 13-2 (973) 334-3100
13.2 SPECIFICATIONS
As of the date this manual was published, the following specifications apply to all RFL 9780 Carrier
Level Indicator modules, except where indicated. Because all RFL products undergo constant
refinement and improvement, these specifications are subject to change without notice.
Narrow-Band Filter:
Center Frequency: 4 kHz
Bandwidth:
106485-4: 200Hz
106485-5: 500Hz
106485-6: 1000Hz
Level Indicator:
Span: ±10 dB
Reference: Typically set to read 0 dB when transmitting a guard signal from the far end.
Accuracy: ± 5% FS nominal
External Meter Output:
Span: ± 10 dB
Reference: Typically set to read 0 dB when transmitting a 1W signal from the far end.
When configured for ±1V: Span mapped from +1.00 to –1.00 Vdc.
When configured for 0 to -100µA: Span mapped from 0 to -100µA.
When configured for 0 to -5V: Span mapped from 0 to -5 Vdc into a 5K Ohm load.
Note: External meter outputs are referenced to logic common.
Low-level alarm:
Threshold: User settable from 5dB to 25 dB below nominal full power carrier receive level.
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