The best and most economic alternative to mobile or cell phone is Walkie Talkie. It is because, neither one has to worry about getting connectivity with a tower, nor has to pay the exorbitant charges while using it outside the registered state.
A walkie talkie
is a safety measure that is useful when one has to be connected with people within a scope, depending upon the walikie talkie’s capacity. This piece, which is so handy that it can be carried anywhere, can help people be in touch with persons they wish to contact, irrespective of their whereabouts. The walkie talkie is a safety measure, or can be useful to a group working in different locations and have to communicate with others in the team. This 2 way radio is available in many varieties like “FRS/ GMRS, GPS“.
The limits of the area covered by the walkie talkie could be from two to ten miles depending on the model and the height of the aerials used. The handset works better in open areas where the where there are no obstructions. Another variety is a portable radio. This is a small sized radio set working on a ‘transistor circuit.’ This variety of radio is mainly used as an audio entertainer.
In place of using a lot of radios and other connecters, it is better to use a repeater
to extend the reception range to a wider area. The reception may increase to multiple of hundreds of miles. These may be used to send various types of alerts. Moreover the use of repeaters costs less than the other network alternatives. These attachments may be used in areas that may create hurdles in sending the alerts.
The repeaters are available in wired or without wire types. An application of this kit may be seen as a network of computers to share the information or the net. In a Hub, one can find a lot of connections using repeaters and computer network.
The other types of walkie talkies are the police radio, which is used by the police force. These handsets are used by a police officer to connect with the others in the department and to maintain peace. The other variant of the radio is the marine radio, which is used by the radio officers in a ship. This is found with the commercial ship mates or the naval officer’s. Both use it to send alerts to the other ships at sail or the ground office for instructions.
The last and most important in this series of radio is the PMR solution
. PMR stands for the professional mobile radio or private mobile radio. Wherein, with a central point many mobiles can connect. Hence, even today when far advanced radios are available, these models are used by the cabs associations for quick and easy communication.