Walkie-Talkies
Using walkie-talkies to stay connected and communicate is an efficient way
What is a Walkie-Talkie？
Walkie-talkies are handheld portable radios: that utilize radio waves to allow for wireless communication on a single shared frequency band. They are now widely used in a variety of organizations and industries that require instant and group communication. They have moved from specialized to general consumption, expanding from military to civilian, including public safety, emergency, transportation, construction, manufacturing, and many others.
Each battery-powered unit contains a transmitter/receiver, an antenna (for sending and receiving radio waves) mounted on the top of the unit, a loudspeaker that often serves as a microphone when you’re talking to it, and a “Push-To-Talk” button (PTT).
How Do Walkie-Talkies Work？
A walkie-talkie is a battery-powered transmitter. It can send and receive radio messages. It employs a half-duplex communication transfer technology, in which a single channel allows communication in only one direction at any time, a message cannot be sent and received at the same time.
When you use a walkie-talkie, you need to tune into the same frequency band as other people. Once you are ready to talk, you must press the Push-To-Talk (PTT) button, and the sound is immediately transmitted over the radio waves and sent to others on the same channel. Then say “over” at the end of the transmission and release the Push-To-Talk button, switch to the listening mode to hear the sound from other units.
Different Types of Walkie-Talkies
There are many different types of walkie-talkies, providing various functions, and suitable for different scenarios. You can choose the most suitable walkie-talkies per your preference to keep you connected.
Amateur Walkie-Talkies
Designed for the use of amateur radio operators. The main features are that it should be small in size, complete in functions, capable of frequency scanning, and multiple modulation schemes. The cost is also lower to suit the needs of personal purchases.
Personal Use
With buttons for changing channels and other settings on the front of the radio and a short fixed antenna. Typically, it has easy access to all available channels within the device’s designated allocation, sometimes in combination with other electronic devices.
Professional Fields
Most of the users of professional walkie-talkies are used in the professional business of group teams, the function of professional walkie-talkies is simple and practical, and the frequency confidentiality, and stability are better in long-term work.
Benefits of Walkie-Talkies
Using walkie-talkies to stay connected and communicate is an efficient way, they offer a number of key benefits, whether for communication in the business environment or for reliable communication for the police or fire service.
