GENERAL INFORMATION
1-10
1.4 AreaRAE & AreaRAE Steel
Radio Technical Specifications
(900MHz Versions)
Radio Characteristics
RF Frequency
902 to 928MHz
Method
Frequency hopping spread spectrum
Hopping Channels
105 total, user selectable
Hopping Bands
7 user selectable
Operating Range
Up to 3.2 km (2 miles) in line of sight
Occupied
Bandwidth
26 MHz
Modulation
GFSK, 144 to 188 kbps
RF Connector
N female
System Gain
140dB
Transmitter
Output
100mW to 1 Watt (+30dB)
Receiver
Sensitivity
-108 dBm at 10
-6
BER
-110 dBm at 10
-4
BER
Error Detection
32-bit CRC, retransmit on error
Data Encryption
Substitution, dynamic key
Link Throughput
115.2 kbps standard speed
I/O Interface
RS-232, RS-485, RS-422
Power
Requirements
6V to 30V
Power
Consumption
Tx: 1000mA @ 6V
Rx: 152mA @ 6V
Idle: 40mA @ 6V
Sleep: 8mA @ 6V