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Operating COnditiOns
Open locations (no obstructions) Up to 6 miles
(9.6 km)
Residential areas (near buildings) Up to 1.5 miles (2.4 km)
In steel/ concrete reinforced
buildings
Up to 250,000 square feet
(23,220 m
2
)
In high rises
Up to 20 floors
Note:
The listed ranges are based on field testing and may vary with
your operating conditions and individual transceiver.
Terminal Descriptions
Speaker/ Microphone Jacks
It is possible to use a resin-based cover for the Speaker/ Microphone jacks.
NO. Name Description Impedance I/O
1 PTT / RXD
External PTT Input / Serial
Data Input
CMOS I
2 MIC External MIC Input 1.8 kΩ I
3 MICIN Internal MIC Output 1.8 kΩ O
4 OPTDET External Option Detect High Impedance I
5 5M 5V Output 100 Ω O
6 AE GND GND
−
7 TXD Serial Data Output CMOS O
8 NC No Connection
− −
9 SPO Audio Input 8 Ω I
10 SPI Received Audio Output 8 Ω O
Antenna Terminal
50 Ω impedance
Battery Terminal
The battery terminal uses a spring plate.
The negative terminal connects to the chassis ground.
The battery is mounted on the rear side of the transceiver using a latch
mounting method.