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About your SD-170E Series Data Radio
The SD-170E Series of RF Link Modules utilize the latest technology in their designs and manufacturing. SD-170E models
are Phase Lock Loop Synthesizer (PLL) / microprocessor controlled and offers 1/ 5 watt (Low / High) programmable output
power with 16-channel capability. Multiple functions including 1200 to 9600 baud rates, AC and/or DC audio coupling,
GMSK, FFSK and FSK modulation are standard in these fully programmable RF Link Module units. Programmable sub-
audio squelch system (CTCSS & DCS) and two-tone squelch system are added to the signal level detect squelch system
(RSSI). GPS Data handling is provided to interface and control an internal GPS receiver.
To assure satisfaction from the radio, we urge you to thoroughly read the operation and function information in this manual
before operating your SD-171E/SD-174E.
Applications of some of the functions described in this manual are determined by the system you use. Your dealer will
program your radio so that you have the greatest number of functions possible relative to your needs.
Should you have questions regarding the operation of the radio, please consult your Dealer.
