Guardian Manual 001-5006-000 Rev 0
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Recommendation: Keep Dynamic Carrier Detect Off Threshold enabled (checked) unless interference or variable
signal strength (i.e., fading in a moving vehicle) causes problems.
Carrier Detect On Threshold
The slider allows the user to set the minimum RSSI level that the Guardian Modem will recognize as a valid carrier
and begin decoding data.
5.1.5.2
RF LINK
The RF Link section provides the interface for programming various radio operating parameters.
Figure 5-9 – RF Link
Rx Frequency
Displays the receive frequency for the channel pair.
Tx Frequency
Displays the transmit frequency for the channel pair.
Power Output
Displays the transmit power value for the channel pair.
The default value is 5.0 Watts.
This value should be left at
the default value unless a lower power is required to meet regulatory requirements.
Bandwidth
This field specifies whether the unit is half- or full-channel (12.5 or 25 kHz).
RF Baud Rate
This field selects the Network (over-the-air) baud rate.
When half-channel bandwidth (12.5 kHz) is selected – 4800 or 9600 bps
When full-channel bandwidth (25 kHz) is selected – 4800, 9600, or 19200 bps
