More About Portable Two Way Radios

When it comes to the device of the communication,some people may feel that smart phones are very easy to use. In fact,there is a kind of device that is more convenient and have more usages than the phones. That is the portable two way radio. It is a convenient and relatively low priced means of communication. They are transceivers. They can both receive and transmit messages simultaneously. On the market,there are different categories of portable two way radios. If you want to get more details about the portable two way radios,just read this article.

There are three types of duplex system radios - the half duplex that requires the user to press a push button before relaying a message, the full duplex which can simultaneously receive and transmit signals and the hybrid duplex which applies both the half and full duplex systems. The advantage of this type of radio is its ability to extend the geographical area within which communication takes place between the end users.

A trunked radio is another type of portable two way radio it uses a set of pre defined rules to automatically pick the radio frequency channel on its own. Digital versions of the trunked radio have the ability to multiplex - in other words, they can handle multiple conversations using the same frequency channel.

The other type of portable two way radio is the duplex radio. It can transmit and receive messages on different frequency channels. Equipment used for communication in a duplex system can only function where there is certain core infrastructure such as a repeater and a base station. The base station is used to re-transmit the signals received from one portable radio to the others as long as both radios are within the range of the base station's signal reach.

From the above,we can know some basic types about the two way radios. Analogue radio and the digital two way radio is the another classification of portable two way radios. Let us talk about the the digital radios which includes the standard safety radio. Maybe,you want to have a two way radio. But buying the two way radios online is not easy and you must choose the reliable supplier. Chierda is our main brand. We manufacture and sell all kinds of two way radios,if you want to buy it,just log on to chierda.