Repeaters

With the the phenomenal growth of DMR both in the commercial two-way radio industry and within the ham radio community, many new manufacturers are jumping onto the DMR bandwagon with a variety of new models. As a result, there were lots of DMR radios turning up this year at the …

The flow of discount DMR gear from China has been underway for a while now and recently, things just got a bit weirder. While the Connect Systems CS700 has become one of the most popular DMR radios to hit the market for the ham community and with many more hams …

On February 15th, DMR coverage in the greater Toronto area just got even more amazing with the debut of the VE3UHM DMR repeater in Hamilton, ON. The VE3UHM DMR repeater, which is located on a 305 m (1,000 ft) broadcast tower in the southeast area of the city, joins VA3XPR …

The Motorola MOTOTRBO XPR 7550 I.S. is the Intrinsically Safe version of the popular Motorola MOTOTRBO XPR 7550 DMR portable radio that is only available in the Canadian market. This unit features best in class audio, integrated GPS, a multicolour LCD display, plus much more. This is an excellent single band …

On January 24, 2015, the VA3XPR DMR repeater was relocated from its original home in the Toronto neighbourhood of St. Jamestown to a new home in downtown Toronto. At its new home, the VA3XPR repeater joins a number of other ham radio repeaters, including three 70cm FM repeaters (VE3YYZ, VE3NIB …

Have you ever wanted to create an RF coverage map to find out how good the repeater coverage would be from a certain location? Perhaps you’re curious as to how good the simplex range is from your home station. Either way, there is a quick and easy way to generate …

We here at VA3XPR receive messages from hams all over the world and we greatly appreciate all of your feedback and stories relating to this wonderful hobby we call ham radio. Recently, we received a message from John Yaldwyn, ZL4JY of Waikanae, New Zealand regarding their impressive DMR range tests …

The Motorola MOTOTRBO SL300 is one of the latest additions to Motorola’s MOTOTRBO line of DMR radios. This unit is slim and light weight, making it ultraportable and a great shirt pocket radio for the ham that only needs a limited number of channels and limited battery life or low …

On October 29th, ham radio DMR reached an important milestone by adding its 10,000th user ID, making it one of the fastest growing digital modes within the ham radio community. DMR, which is short for Digital Mobile Radio, is a published standard for digital voice communications by the the European …

So what is the maximum range that one can achieve with DMR? There has been much discussion about this on the on-line forums, since there is a physical limit as to how far two DMR stations can communicate with one another, given that DMR is based upon the Time Division …