Cellular Phones and Brain Tumors
The question arises about whether or not a cellular phone will causes brain tumors. There have been many articles about the subject and there are experts on both sides of the question. We all want to know what is real and what is not on the subject, so we will...
Cellular Phones vs. Two-Way Radio
The question arises about whether to use a cellular phone or a two-way radio system. Each type of device was designed for a very different purpose, so what is the difference between the two devices? Why should one use a two-way radio instead of a cellular phone when...
The History of Motorola
No other company is more synonymous with two-way radio than Motorola. When people think of radio, they think Motorola. Whenever a movie or television show features a scene that involves police, fire, search & rescue or other first responders, it seems like a...
Adjacent Channel Interference
INTRODUCTION Like any other technology, the history of radio is one that developed over time. Radios started off being spark gap transmitters which contained radio energy over a wide range of frequencies. Eventually a range of frequencies became referred...
Family Radio (Walkie Talkie) Communications
A discussion of radio communications equipment for personal and family use