Radio alarm clock

A radio clock or radio-controlled clock (RCC) is a clock that is automatically synchronized by a time code transmitted by a radio transmitter connected to a time standard such as an atomic clock. Such a clock may be synchronized to the time sent by a single transmitter, such as many national or regional time transmitters,…

communication range distance

Communication range of the distance

Ever wondered about the claims some manufacturers put on the box? 10, 20, 30, 40 kilometers between two handhelds? Did you ever achieve it? Probably not, and I’ll try to explain why by using a simple example. Before we go any further we’ll going to assume a few things. Both persons holding the radios are…

Retevis walkie talkie for hunting

Dear Friend, do you like hunting? For me, I think hunting really challenging and full of enjoy! What stuffs will you prepare for a hunting? You must say camp, shotgun, ammunition, glove, protective-glass, sun cream, contingency drug…. Well, I think SAFE is the most import thing! So please don’t forget to take several pieces walkie talkie for hunting.…