User's Manual

NovaRoam™ 900 Transceiver Specification
Electrical Parameters Specification
Waveform Direct Sequence Spread Spectrum
Frequency Range 902-928MHz ISM Band
Modulation Type Differential BPSK or QPSK
Spread Bandwidth 9.0MHz or 2.1MHz (User Programmable)
Channel Spacing 500kHz
Sensitivity -101dBm at 159kbps channel burst rate for 10
-5
BER
Adjacent Channel Rejection 45dB at 4.0MHz offset
IF Rejection 70dB
Image Rejection 70dB
LO Leakage -80dBm
Channel Burst Data Rate 7 Programmable Data Rates from 21kbps to 1.008Mbps
Processing Gain 11.1 to 18dB (Channel Burst Data Rate Dependent)
Data Interface Options 10Base-T (802.3 Ethernet) or RS-232
RF Output Power 1 Watt
Radio Configuration Web Browser
RT/TR Turn-Around 5.0ms Typical
Mobile Network Size 253 Nodes Maximum
Standard Antenna Configurations Specification
Collinear Whip [Nova P/N 8040-0119] +6dBi Gain with Magnetic Mount & 12’ Teflex Cable Assembly
Omni [Nova P/N 8040-0117] +8dBi Gain with 25’ LMR400 Cable Assembly
Yagi [Nova P/N 8040-0118] +11dBi Gain with 100’ LMR400 Cable Assembly
Mechanical/Environmental Parameters Specification
Dimensions 4.0”x9.5”x1.5”
Weight 1.9lb
Operating Temperature
0°C to +60°C
Extended Temperature Range (optional)
-40°C to +60°C
Storage Temperature
-40°C to +85°C
Humidity 95%, Non-Condensing (Operating and Storage)
Power Consumption Specification
Input Power Source +10 to +18VDC or 12VAC
Receive Mode 14 Watts Typical
Transmit Mode 18 Watts Typical