Figure 3-8 Base Radio/Receiver Integrated Voice & Data Backplane; Table 3-5 Base Radio/Receiver Backplane Connections For Integrated Voice & Data - Motorola GTR 8000 Manual

Astro 25 integrated voice and data base radio
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GTR 8000 Base Radio
Figure 3-8 Base Radio/Receiver Integrated Voice & Data Backplane
Table 3-5
Base Radio/Receiver Backplane Connections for Integrated Voice & Data
Port / Type
SC-A port,
RJ-45
SC-B port,
RJ-45
Rx-A, BNC
Rx-B, BNC
Rx-C
Transmit
port, N-type
Aux Pwr
Output
Bat Temp,
6-pin
RF
Peripherals
3-24
Device it connects to:
Site LAN switch
Receive line A
Receive line B
Transmit line
Comparator
Battery temperature sensor
RF peripheral sensor ports
Port /
Description
Type
Base radio
IP interface connection to the site LAN switch
port, RJ-45
port for this channel. An optional MOSCAD
device connects to the site LAN switch that is
connected to this port.
Not in use.
BNC
RF coax to receive path for antenna A.
BNC
RF coax to receive path for antenna B. This
port is used for dual diversity for TDMA.
Not in use.
N-type
RF coax to transmit antenna.
Aux Pwr
Connection to a conventional comparator for a
Input
conventional base radio.
Connection to temperature sensor, allowing for
temperature compensated battery charging.
Antenna relay and presence detect, external
circulator load temperature (external wattmeter
not supported).
6871022P86-A - November 2012

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