A radiotelephone is any device utilized to transmit voice transmissions over radio waves. A wide variety of devices come under this definition. Many radiotelephones can relay messages through traditional land phone lines, while some are utilized mainly for mobile-to-mobile wireless transmissions. Many modern devices like mobile devices are technically regarded as radiotelephones.

The standard sort of radiotelephone is an easy transceiver that sends voice signals to a new station. The radios employed by police cars are instances of standard radiotelephones. Ships, aircraft, and military units also commonly use radiotelephones for communication, because they often be employed in situations where other voice transmission methods usually are not available.

The technical concept of a radiotelephone extends beyond simple point-to-point transceivers, as well as includes radios that may interface using the land telephone system. With this arrangement, basics receiver is attached to a normal phone. Voice signals sent from your mobile radio are grabbed from the base station and forwarded from the phone lines. A person's operator enables you to connect calls, or perhaps automated tone-controlled system works extremely well. Most of these radiotelephone installations were not unheard of before mobile devices became prominent.

Mobile phones are in fact radiotelephones, but they are hardly ever called with this name today. Each “cell” or division of phone coverage contains a radio station which is of this particular traditional phone grid. A handheld mobile phone unit posesses a short range radio transceiver. Early cellular phone radiotelephone conversations were sent by way of a standard radio signal and is grabbed by receiver for the proper frequency. Modern calls are encrypted in order to avoid eavesdropping.

Inspite of the availability of cell phones, a lot of people still use more standard radiotelephones for professional and hobby communication. Businesses often employ mobile voice radios to chat in areas which are outside cell coverage, such as remote construction sites. Amateur radio experimenters use handheld and vehicle radiotelephones to get in touch with other enthusiasts, and possess usage of private radio repeaters which can be just like the mainstream mobile phone networks.

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