User's Manual

PRODUCT OVERVIEW
1-10
Part No. 001-4090-101/102
GENERAL SPECIFICATIONS
These specifications are subject to change without notice.
*psophometrically weighted
GENERAL
Frequency 902-928 MHz
Controlled Channel Access Interference avoidance system Carrier Sense or Active Channel monitoring for dynamic channel
usage
IF Channel Steps: 50 kHz for systems
IF Channel Bandwidth 30 kHz (Minimum 512 channels @ 900 MHz)
Operating Temperature -30° to + 60° C
Supply voltage 10 - 16 VDC maximum
Receive Current 200 ma
Transmit Current 650 ma
Standby Current 20 ma
Data Format Asynchronous 7 and 8 bit words
User Data Rates 19200, 21400, 25600 baud
Data Protocol Transparent to user data
Nominal Dimensions 4.5" W x 2.2" H x 4.75" D (11.4 x 5.6 x 12.1 cm)
RECEIVER
Sensitivity 10-6 BER @ -105 dBm @ 9600 bps
Intermodulation 75 dB
Spurious Rejection
80
Conducted Spurious 70
Secondary Image 65 dB
TRANSMITTER
RF Power Output .100 -1 Watt, software adjustable
Spurious and Harmonics
Frequency Stability 1.5 ppm
Output Impedance 50 ohms
Maximum SWR Stable over 10 to 1
Tx Duty Cycle 100% unlimited Tx time
Modem / Logic
Operation Switched Simplex
Data Bit Rates 25 kHz channel: 19200, 21400, 25600 baud
Modulation Type DRCMSK (Differential Raise-Cosine Minimum Shift Keying)
RTS/CTS Delay (RTS mode) 4 ms
Addressing 8 bit station address, 1 bit station type (master / remote)
Bit Error Rate (BER)
9600 b/s, 12.5 kHz
9600 and 4800 b/s, 25 kHz
19200 b/s, 25 kHz
1 x 10 -6 at 1.4 µV minimum /-104 dBm
1 x 10 -6 at 1.0 µV minimum / -107 dBm
1 x 10 -6 at 2.3 µV minimum / -100 dBm
COM Port
Interface EIA RS-232C
Data Rate 300 - 19200 b/s
Protocol Transparent, 7 or 8 data bits, 1 or 2 stop bits, even, odd or no parity
Transmit Control RTS or DOX (data operated transmit)