User's Manual

2. Specifications
2.1. General
All measurements made per TIA-603-B
Size (inches) ........................................................................................................................3.0D X 3.76W X 1.40H
DC input voltage........................................................................................................................................9-16V DC
Typical current draw, receiving, over-the-air rates < 4800bps................................................................<80mA
Maximum current draw, receiving, over-the-air rates >= 4800bps...................................................... <110mA
Current draw when transmitting data............................................................<1.7A max, 1.5A typical at 2watts
Frequency stability.................................................................................................................................... ±1.5ppm
Over-the-air baud rates (programmable)......................................800, 1200, 2400, 4800, 5142, 8000, 9600
Internal data buffers (transmit and receive)..................................................................................... >2000 bytes
Operating temperature range..........................................................-30ºC to +60ºC (-30ºC to +80ºC storage)
TX-RX and RX-TX turn-around time.......................................................................................................... <15mS
Power on time to operational.....................................................................................................................<500mS
FCC ID Model RV-M5-VB-N2 .......................................................................................SRS-RV-M5-VB-N2
2.2. Transmitter
Maximum RF power output....................................................................................................................... 2.0 watts
Maximum duty cycle ................................................................................................................... 20% at full power
Maximum transmit frequency deviation.................................................................................................± 2.25kHz
Occupied bandwidth ...............................................................................................11 kHz (12.5kHz channels)
TX spurious outputs................................................................................................................................... < -70dBc
Emissions designator............................................................................................11K0F1D (12.5kHz channels)
2.3. Receiver
Typical RX sensitivity (1% BER)
9600bps, 4-level, 12.5kHz channel .................................................................................-109dBm
4800bps, 2-level.................................................................................................................-113dBm
2400bps ...............................................................................................................................-116dBm
1200 and 800bps................................................................................................................-118dBm
RX selectivity.....................................................................................................................................................-50dB
Spurious and image rejection.........................................................................................................................-60dB
RX intermodulation rejection....................................................................................................-60dB at 2400bps
Conducted spurious emissions ................................................................................................................<-20dBm
2.4. User Input and Output Signals
Serial port baud rates ............................................................ 1200, 2400, 4800, 9600, 19200, 38400, 57600
Voltage levels..................................................................................................................RS-232 complaint levels
Modem handshake signals .........................................................................................RTS, CTS, DTR, DSR, CD
RF I/O ........................................................................................................................................50 ohm BNC
Power ..........................................................................................................................B+ input and Ground