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  • Play Tips | What is the rustling on the walkie-talkie?
    Play Tips | What is the rustling on the walkie-talkie? May 18, 2022
    People who have just started to get in touch with radio will definitely be puzzled: Why is there a brief rustling sound on the walkie-talkie after the other one finishes speaking? This starts with the noise of the walkie-talkie. When the walkie-talkie is transceiving, it will not only receive useful sound modulation signals, but also receive white noise in the air, as well as noise generated by th...
  • Why are most walkie-talkies black?
    Why are most walkie-talkies black? May 25, 2022
    Radio is the first wireless mobile communication equipment used by human beings, as early as the 1930s began to be used. After nearly a century of development, the application of the walkie-talkie has become very common, from specialized fields to ordinary consumption, and from military to civilian use. So, the question arises, no matter how the walkie-talkie looks different, but in terms of color...
  • The longer the antenna, the better?
    The longer the antenna, the better? Jun 14, 2022
    We know that the antenna of the intercom is proportional to the transmission and reception of the walkie-talkie, and the antenna is a device that emits electromagnetic waves into the air. We usually use walkie-talkies in order to send more power into the air, so that when the other party receives the signal, there is still enough power to restore the content of the information. The antenna is an i...
  • Play Tips|What frequency of walkie-talkies is best for outdoor travel?
    Play Tips|What frequency of walkie-talkies is best for outdoor travel? Jun 22, 2022
    In the outdoors, walkie-talkies are in some cases more useful than mobile phones, as they do not require external base station support and can communicate freely with teammates in most harsh environments. In times of disaster, a GPS-enabled walkie-talkie can be used to send SOS signal. The theoretical frequency band of Frs walkie-talkies is in the range of 144-146 and 430-440MHz. In fact, the cent...
  • Can walkie-talkies pass security and be used on plane?
    Can walkie-talkies pass security and be used on plane? Jul 06, 2022
    First of all,make it clear that we can carry walkie-talkies on a plane. However, when we go through airport security, we need to cooperate with the security officer by switching off the walkie-talkie and removing the battery from the radio and carrying it separately from the main unit. It is also important to note that the walkie-talkie cannot be switched on and used on the aircraft. The aviation ...
  • Amateur Radio Contests: What exactly are they?
    Amateur Radio Contests: What exactly are they? Jul 12, 2022
    Millions of people around the world participate in amateur radio contests. Contests can be exclusive to a certain region or held at a global scale. An amateur radio contest (aka radiosport or contesting) is a competitive activity among radio operators done as a group or individually. The main goal is to communicate with as many stations as possible in a given time. As easy as it sounds, there are ...
  • Who is the unsung hero of radio?
    Who is the unsung hero of radio? Jul 26, 2022
    Amateur radio operators have a long and storied history across the globe and are often referred to as “ham” radio operators. Defined as a “duly authorized person interested in radioelectric practice with a purely personal aim and without pecuniary interest and differentiated from commercial broadcasting, public safety (such as police or fire), or professional two-way radio services (such as mariti...
  • Play Tips | Can a TV Antenna Be Used for Ham Radio?
    Play Tips | Can a TV Antenna Be Used for Ham Radio? Aug 04, 2022
    Imagine how cool it would be if you could make your own ham radio antenna. After all, externally,there’s not that much of a difference between a ham radio antenna and an old TV antenna, is there? Well, you may be surprised to know that, with a bit of craftiness, you can transform a TV antenna into a functioning ham radio antenna. It just takes a bit of know-how. Cable quickly made TV antennas an o...
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A total of 9 pages

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