User's Manual

16 MDS SD4 Startup Guide 05-4669A01, Rev. B
TRANSMITTER
Carrier Power: 0.1 Watts to 5 Watts
Duty Cycle: Continuous
Output Impedance: 50 Ω
Channel Spacing: 6.25, 12.5, 25 kHz
FCC Emission Designators:
6.25 kHz B/W
(MODEM 4800F): 6K0F1D, 6K0F2D, 6K0F3D
12.5 kHz B/W
(MODEM 9600, 9600M, 4800): 11K0F1D, 11K0F2D, 11K0F3D
25.0 kHz B/W
(MODEM 19200): 23K4F1D, 23K4F2D, 23K4F3D
DATA CHARACTERISTICS
Signaling Type: EIA/RS-232; DB-9 Female connector
COM2 Data Rates: 300–115200 bps, asynchronous
Data Latency: 10 ms maximum
PRIMARY POWER
Voltage: 13.8 Vdc Nominal (10.5 to 16 Vdc)
Negative-Ground Systems Only
TX Supply Current: 2.0 Amperes (Typical) @ 5 Watts RF
Output
RX Supply Current: Operational—125 mA, Nominal
Fuse: 5-Ampere, internal
ENVIRONMENTAL
Humidity: 95% at 40 degrees C (104°F),
non-condensing
Temperature Range: –40 to 70 degrees C (–40°F to +158°F)
Weight: 1.0 kilograms
DIAGNOSTICS INTERFACE
Signaling Standard: RS-232 (COM1)
RS-232/RS-485 (COM2)
Connector: COM1—DB-9F
COM2—DB-9F
Specifications are subject to change without notice or obligation.