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Methods of Data Transport

Methods of Data Transport

Different types of data require a different type of network implementation.  The discussion in this article is based upon GPS data, but there are many other types of data that are sent over radio and cellular systems.  Each type of data is handled best by one...
Signaling Methods for Radio Systems

Signaling Methods for Radio Systems

  There are many different signaling methods for different types of radio systems that have been developed over the years.  Each signaling system has its advantages which make the system work well for its designed purpose and has disadvantages which make the...
Controlling Antenna Site Interference

Controlling Antenna Site Interference

Antenna site interference is a problem that has plagued the Land Mobile Radio communications business since the inception of two-way radio.  There are techniques for operating a clean antenna site so that each radio operates with little to no interference from each other at the site.  When properly implemented, these techniques can also reduce or eliminate interference from other radio sites.

Conventional Radio

Conventional Radio

Land mobile radio (LMR) started in the 1930s and has made a lot of progress since that time.  Originally all LMR radios were one-way radios, because they could only talk in one direction.  The one-way radios would receive a message in the vehicle where a receiver was...
LTR Trunking

LTR Trunking

A trunked radio system, as defined by the FCC is, “A method of operation in which a number of radio frequency channel pairs are assigned to mobiles and base stations in the system for use as a trunked group.” Trunking is the pooling of radio channels where all users...
The NEXEDGE Digital Advantage

The NEXEDGE Digital Advantage

NEXEDGE digital was developed by Kenwood in 2008 based upon NXDN technology which was jointly developed by Kenwood and ICOM.  Both companies worked together to develop the NXDN digital technology which has been set up as an open standard that is available to any radio...
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