MOTOTRBO (a.k.a. TRBO) is a Motorola Solutions branded DMR Radio.
MOTOTRBO has a few more features than a standard DMR radio including IP Site Connect, which DMR repeater keepers use to network their repeaters in the USA, Germany, Australia, New Zealand, South Africa, Spain, Canada, Switzerland, Austria, Finland, Sweden, Italy, Mexico, the United Kingdom, Romania, Chile, and The Netherlands.
When one person transmits, multiple repeaters are keyed up on the network (like a reflector) without the user having to fumble through finding node numbers or access codes. All of the DMR repeaters are networked 24/7.
The DMR-MARC network is 100% DMR digital with no analog connections.
The DMR-MARC network has some innovative features such as 2 slot communications, and text messaging capabilities. DMR, and much more as you can about on the DMR-MARC Network by clicking on the button at the top of this page.
DMR supports 2 time-slotted channels from one repeater. Many of the DMR-MARC repeaters have time slot 1 linked to the national and international networks and use time slot 2 for local and regional communications. This means each repeater supports 2 unique voice channels at the same time!
Repeater Tx 439.6625MHz, Rx 430.6625MHz, shift -9Mhz.
GB7DD is a Time Division Multiple Access (TDMA) Repeater consisting of 2 time slots/Two channels in one repeater.
To access this system, you will need a DMR capable radio, which are built by several manufacturers, including Motorola, Vertex Standard, Harris and Hytera, to name a few. Any amateurs in the Dundee area with a DMR capable radio will be able to use the GB7DD DMR repeater to communicate with other amateurs around the world using some of the various virtual channels, otherwise known as “talk-groups”.
Donations are very welcome for the upkeep of Dundee's MotoTRBO DMR Repeater GB7DD and this website - click on the following button to make your donation.