In daily life, many devices are equipped with wireless functions to reduce the construction of lines. Wireless devices need antennas. Devices without antennas cannot transmit signals. Signal transmission is the oscillation of electrons in the air caused by the antenna radio waves. This tiny oscillating current is detected by the receiving device and then amplified […]

Q: Can amateur radio enthusiasts listen to communication from other services?Answer: No. China’s radio management regulations prohibit radio stations from receiving communications outside of approved services. Even if they unintentionally receive communications from other services, they are not allowed to use or spread them to others. Q: Can amateur radio stations broadcast announcements to other

If you are a beginner in amateur radio, do you sometimes have the sudden idea of ​​using the radio to play music? That’s a serious, responsible thing to tell you, this behavior is illegal, even if you didn’t mean it. If you can prove to the relevant authorities that you had no ill intentions, you

In today’s fast-paced and demanding work environment, the reliability and clarity of communication are crucial. The FDP DMR800 digital handheld transceiver provides an unparalleled communication solution for professional users with its advanced digital technology, robust construction, and versatility. Here are some of the main features of FDP DMR800, demonstrating how it has become a leader

Solid as a rock, supporting dozens of hours of battery life, Airbus TH9 professional radio In today’s rapidly changing world, reliable communication is at the core of key mission success. The TH9 TETRA radio from Airbus is designed for professionals who need to maintain smooth communication even under the most stringent conditions. Here are some

Before discussing military car radios, let’s first ask a question: What is the relationship between “car radios” and “amateur radios”? Answer: In recent years, some media articles have confused “car radio” and “amateur radio” together, causing confusion for many beginners. In fact, “car radio” is a concept classified according to the usage location of the

The author of the article is not responsible for the actions you take. Everything described is presented solely on the basis of personal experience and for information purposes for the purpose of sharing experience for scientific purposes. Status of the issue.Developments in the field of communications have led to the appearance of the BlueTooth module

Non magnetic sound chamber technology: a new breakthrough in improving the sound quality of walkie talkies. In the world of communication devices, walkie talkies, as a practical tool, the clarity of their sound quality is crucial for the accurate transmission of information. With the development of technology, non-magnetic sound cavity technology has emerged, which not

The Motorola APX series is a line of digital handheld radios designed for mission-critical communication in public safety, government, and industrial markets. These radios are built to withstand extreme conditions and provide reliable and secure communication in critical situations. The APX series radios use digital technology to offer clear audio quality, enhanced coverage, and longer