A portable radio is a handy portable device which you can use for talking to another person on a similar radio using the same radio frequency. A portable radio looks like a mobile phone though it is larger in size. It is a singular unit with an antenna mounted on top of the device. While in a mobile phone what is being said can be heard only by the listener, in a portable radio it can be heard by the listener as well people in his immediate vicinity. With growing technology, portable radios are dwarfing in size and consequently becoming more efficient. Many portable radios have diminished to the size of a card. Portable radio is easy to use and they run on battery. There are user-friendly icons and short texts for the user’s convenience. It also has text messaging services.
Generally buying a portable radio won’t cost you much although it is available in wide range of prices. Portable radios are also available as analog units sold as toys. They are cheaper than the high end portable radios. The children’s toys sometimes have a “code key” that enables one to transmit data. The code key is not a feature that’s found in ordinary portable radios.
Portable radios are also available in comparatively higher prices, especially those which are designed to be intrinsically safe or waterproof. These are meant to be used in heavy industries and marine organizations. Also used in situations where there is a high exposure of flammable gas, combustible dust or vapors. Portable radios are also a boon to marine and aviation communication. It is economical and practical for small aircrafts and boats where placing a fixed radio would not be feasible.
In the past, portable radio was used by soldiers to communicate with each other, in wars. With time its use has become more universalized. Portable radio has an extensive part in public safety. It is an indispensable aspect of a traffic police. They use it to communicate with other traffic policemen in other signals for the smooth running of the system. There is also an emergency button that the policemen use to alert other concerned policemen in case of any breach of law so that the law-breaker can be nabbed. Portable radios are also used by security guards in shopping malls or other business organizations for inter-communication. Besides these, portable radio is also used at arenas and stadiums, amusement parks, on road trips, while snowboarding and skiing, shopping, boating, fishing, hunting or camping