Motorola GR500
Wall Mount Modular Design, Durable and Dependable

Increase the range and capabilities of your
mobile and portable radios with the GR500 repeater. It provides
the flexibility of frequency bands, power levels, and mounting
requirements in a wide variety of applications.
VHF, UHF, and Cross-band Capabilities
are available in this unit. Optional Controllers can be
added for enhanced features such as telephone interconnect,
multiple PL/DPL codes and signaling. |
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The GR500 has the following features:
- Modular Design - Allows quick field replacement
of disabled components.
- Wall-mount, lockable, heavy duty metal case - Provides ability
to remote mount the repeater in an unattended yet secure site.
- Supports VHF/UHF Cross-band Operation - Allows UHF and VHF
radios users to communicate with each other.
- Internal Mounting Space for additional components - Allows
duplexers, preselectors and battery revert modules to be installed
internally.
- UL, CSA Approved
 The GR500 repeater can be used for a variety of applications.
Here are a few examples of some key industries:
- Real Estate Management
- Community & Interconnect Repeaters
- Industrial Complexes
- Transportation Operations
- Rural Police and Fire
 The GR500 has a 7 Step Ordering Process due to the
number
of options available. Please contact one of our communication
consultants to assist you in configuring a GR500 to meet your
specific needs.
All GR500 repeaters include the following:
• Field Programmable
• Support VHF/UHF/Cross-band with multiple frequency operation available
• Internal mounting for Duplexer and Preselctor
• 25W continuous duty
• 40/45 intermittent
• 120/240V, 50/60Hz operation
• UL, CSA, TUV approved
• Integrated battery revert with float maintenance charger
• Compatible with all GR Series controller modules
 Controllers/Add-On Modules
Controllers are required to automatically re-transmit communications. All of
the following controllers provide at least basic repeater capabilities. Additional
features are described for each controller.
• Basic Interface - Provides repeater functionality,
remote knock-down/set-up, in/cross band and uni/bi-directional
capabilities.
• I20R Onsite Repeater - Provides up to 10
PL/DPL single-code or cross-code combinations for multiple group
repeater operations, remote knock-down/set-up, in/cross-band and
uni/bi- directional capabilities and CWID (Morse code). The I20R
also provides battery power alert tones and Radio Service Software
programming.
• ZR310 Multiple Tone Community Repeater -
Adds up to 50 PL and 20 DPL single-code or cross-code combinations
and enhanced community repeater operator capabilities.
• I50R Basic Interconnect - Adds basic interconnect
and remote knock-down and set-up.
• ZR340 Advanced Interconnect - Adds advanced
interconnect features such as prestored telephone numbers, access/override
access codes, dialing restrictions, call timers, direct-air access
and CWID.
• ZR320 Selective Calling Interconnect - Provides
revertive PL/DPL/Quik-Call group or individual selective calling,
CWID and advanced interconnect capabilities.
• I750R Selective Calling Interconnect - Provides
revertive PL/DPL/Quik Call II/MDC-1200 group or individual selective
signalling and advanced interconnect capabilities such as prestored
telephone numbers, access/override access codes, dialing restrictions,
call timers, direct-air access and CWID.
• SmarTrunk II - Requires RadiusPort radios
to be equipped with SmarTrunk II Advantage Boards. Provides trunked
repeater functionality, group calling, individual selective calling,
advanced interconnect calling and airtime accumulation capabilities.
• TRA100R Tone Remote Adapter - Provides
remote knock-down/set-up and tone remote capabilities for remote
access and control of repeaters using the MC series tone-remote
desksets. |