“THE HISTORY OF TWO WAY RADIOS” IS HERE
Witness the inception of radio, its varied types, and Sasquatch.
Experience the thrilling chase involving golf carts while discovering the meaning of FM.
This film has garnered accolades from three distinguished film festivals.
MRA Corporate Film
Analog Airtime
For a monthly fee, airtime services are provided to customers who do not own their own infrastructure such as a repeater, wireline base station, data system, analog trunking system, but need to have analog radio coverage beyond what can be achieved without something to boost the range of the radio signal. Coverage includes the greater Los Angeles area. Find out more.
Tower Site Service
MRA owns and operates many tower sites that provide a quality home for your infrastructure equipment such as a repeater, SMR system, WISP, P25 system, Cellular, PCS, broadcast radio, TV or for any equipment that needs a radio tower to achieve coverage at many locations around the southwest, primarily in the greater Los Angeles area. Find out more
Digital Airtime
For a monthly fee, airtime services are provided to customers who do not own their own infrastructure such as a repeater, wireline base station, data system or digital trunking system, but need to have digital radio coverage beyond what can be achieved without something to boost the range of the radio signal. MRA coverage includes So California, So Nevada and western Arizona. Find out more
Equipment Sales
MRA maintains large stocks of Kenwood radio equipment utilizing NEXEDGE digital technology to meet your every need. Most systems can be delivered from stock in a relatively short time so that you can be operating with communications quickly. We have many flexible plans for purchase of equipment. Find out more.
Equipment Rentals
MRA maintains large stocks of both analog and digital Kenwood radio equipment to provide you with the flexibility. Most systems can be delivered from stock in a few days so that you can be operating with communications quickly for an affordable monthly fee. Find out more
Event Communications
MRA maintains large stocks of Kenwood analog and digital radio equipment to satisfy the needs of your special event. With over 1500 radios in the rental fleet, we can handle almost any event with speed, efficiency and performance. We can do what other cannot do! Find out more
GPS Tracking
MRA offers GPS tracking for vehicles and personnel through out Digi-Talk NEXEDGE Network. Know where your people and vehicles are at all times to increase efficiency and to reduce wasted time by employees. Find out more
The Diga-Talk Network
MRA owns and operates The Diga-Talk Network which provides thousands of subscribers the ability to reliably communicate over a huge geographic area that is not available from any other airtime provider with seamless roaming from one site to another and a host of features that will provide your personnel with ability to function efficiently. Find out more.
Coverage Maps
The MRA Website features coverage maps from over 500 tower sites around the southwest including almost every commercial tower site in Southern California, San Diego, Ventura County, Santa Barbara County plus sites in the eastern Sierras, Nevada, Arizona and Central California. View flat maps of the site coverage or view the coverage with Google Earth which provides viewing features second to none. Find out more
User Instructions
We have prepared instruction on how to operate your radio system. There are instructions for many different types of radio systems including simplex, repeater, analog trunking and digital trunking for both mobile radios and portable radios. Find out More
Industries
We prepared pages that explain the common issues of different industries, the challenges they face and how our radio systems will resolve those issues. Find out more.
Case Studies
We have several case studies that depict how our Kenwood NEXEDGE radios have solved complex problems for the radio user. See how others have benefitted from their decision to trust their communications to MRA and other Kenwood vendors. Find out more.
DAS BDA ERRS
Explore the world of DAS. We teach you about how DAS systems work, the different types of DAS systems, the different classes of DAS systems, the different technology types for signal distribution, the delicate balance in DAS systems, the California Fire Code requirements and the additional code enhancements of the various authorities having jurisdiction (AHJ). Find out more.
Articles
Understand the things that affect the world of radio with the comprehensive list of articles including “How far will my radio talk?”, “Conventional Radio”, “LTR Trunking”, “Battery Care”, “Spectrum Issues for High Technology Radio Systems”, “The NEXEDGE Digital Advantage” and much more. Find out more.
White Papers
Understand the things that affect the world of radio from the comparison of analog vs. digital radios, communications solutions for different industries, coaxial cables tutorial, FCC frequency allocations, FCC certified frequency coordinators, DOT requirements for cellular, NEXEDGE advantages, and many other subjects Find out more.
Google Earth Map
Explore the wondrous world of radio sites in graphic form through the amazing Google Earth program. View the radio coverage of one or more radio sites on Google Earth at the click of a button. Use the incredible features of Google Earth to see the radio coverage in detail. Find out more.
Tales From The Radio Shop
Read many fascinating stories about things we have done over the years including, jobs we have completed, equipment that we repaired, emergencies that we have handled, lives we have saved and people that we have rescued. Find out more.
Videos
Watch many interesting videos about our tower sites, including sites where we have installed equipment, tower sites that we own, the difficult road to many tower sites and instructional videos. Find out more.
Myth Busting
Radio Myths come from many places and can be confusing. Find out the truth here Find out more.
Providing Outstanding Service Since 1975
Mobile Relay Associates (MRA) is a communications company that specializes in the engineering, installation, maintenance and security of customized Two-Way Radio solutions. MRA owns, operates and maintains Two Way Radio equipment at Tower sites throughout Southern California, Nevada and Arizona and offers a variety of radio frequencies and rates to match any and all Airtime requirements.
MRA maintains the reputation for the highest quality of service in the industry. Our team of engineers and technicians hold exceptionally high standards of precision and take great pride in going the extra distance to ensure the highest level of customer satisfaction.
Why choose MRA?
We’re experts in Two Way Radio communications specializing in the engineering, installation, maintenance and security of that vital link that carries your radio signal. We operate conventional and trunked repeaters and offer a variety of radio frequencies and rates to match your air time requirements. Our eighty-plus years of combined experience, provides the expertise that is critical to your specific communications needs.
Commitment to Excellence
We guarantee our work, including labor, and products. We treat you with the respect you deserve and provide the greatest attention to detail. We keep you informed throughout the entire process, and openly answer your questions and discuss all options and prices before starting the project. Our skilled technicians and innovative solutions have made us the leader in the Industry.
Making Two Way Radio Communications Easier
Whether its basic advice or comprehensive ongoing maintenance, we’ll find you a two way radio solution you can rely on.