85
BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER - ADVANCED OPERATION
External Alarm Type
(Not applicable to the PRC-4090) This sets the action of the external alarm out-
put when a Selcall is received by the transceiver. It can be set to either a pulse
output (for use with a horn) where the output is activated 15 seconds on, 15
seconds off; or a constant output (for use with a rotating beacon). Both are
reset by pressing or the PTT button.
Select either: Latched or Pulsed.
Antenna 2
Antenna 1
This option is only active if connected to a Dual Port Antenna Switch
Unit (P/N BCA40506) which can only interface with the System Dock-
ing Station.
Note: 4075 Linear and 4075 Linear with ATU are not available for Antenna 2 Type.
RS232 Baud Rate
This menu option allows the selection of the RS232 Baud rate.
The Baud rate setting is dependent on the external device/application con-
nected to the transceiver.
Tap RS232 Baud Rate from the IO screen to display the RS232 Baud Rate
screen.
Select either: 9600 or 115200.
Antenna Select Behavior
This master setting can override the pre-programmed channel antenna selec-
tion. This setting is designed to be used in conjunction with the PRC-4090
System Docking Station. This is not used for Manpack congurations.
Select:
Per Channel (default): Antenna selection operates as per channel program-
ming.
Antenna 1: All channels, regardless of programming, will transmit/receive
using Antenna 1.
Antenna 2: All channels, regardless of programming, will transmit/receive via
Antenna 2.
For Antenna 1 see page 24.
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