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RELM Communications
1 GENERAL
INFORMATION
1.1 Introduction
This manual contains information about field programming through the front keypad of the
RELM Wireless RM Series Mobile radios. This manual is intended for use by experienced
technicians familiar with similar types of commercial grade communications equipment. It
contains service information and data for the equipment.
The following precautions are recommended for personal safety:
•
DO NOT transmit until all RF connectors are secure and properly terminated.
•
SHUT OFF and DO NOT operate this equipment near electrical blasting caps or in an
explosive atmosphere.
•
Only qualified technicians should maintain this equipment.
1.2 Description
The RM series radios are self-contained FM Radios covering the frequency range of 136MHz to
174MHz for VHF and 430 MHz to 512 MHz for UHF. The radios are multi-channel and digitally
synthesized using a single TCXO for frequency control. The RM series incorporate an
EEPROM for the storage of channel frequency, CTCSS Tone, DCS Code, Two-Tone, and Dual
Tone Multiple Frequency/Automatic Numeric Identifier (DTMF/ANI) encode information. Flash
Memory is used to conveniently store and upgrade the operating system. Soft key switches can
be programmed to control back light, Scan Add/Del, channel scan, DTMF store and send,
repeater talk-around, hi/low transmit power as well as other useful operating functions. Status
and channel information is displayed over a liquid crystal display. Connectors are provided at
the rear of the unit for an external antenna, microphone, speaker, and other optional
accessories.
1.3 Accessories
A wide variety of optional accessories are available for the RM Series radios. Contact your
RELM Wireless dealer for complete information.
1.4 License
Requirements
This equipment must be licensed by the Federal Communications Commission (FCC) before it
may be used. Your RELM Wireless dealer can assist you in filing the appropriate application for
the FCC, and will program each radio with your authorized frequencies and signaling codes.
1.5 Technical
Assistance
If you need technical assistance, contact a RELM Communications service technician:
RELM Wireless Corporation
ATTN: Customer Service
7100 Technology Drive
West Melbourne, FL 32904
Phone: (800) 422-6281
FAX:
(321)
953-7986
Email:
