In 2018, the WPC (Wireless Planning Commission) of India allocated the frequency of 446MHz-446.2Mhz for PMR (Personal Mobile Radio) communications. The frequency is a part of the UHF (Ultra High Freq.) band and provides good characteristics for use in walkie talkie handsets. The WPC also specified that if the effective …
Compared with mobile phones, walkie talkies can communicate directly without resorting to any external signals, with low cost, simple operation, support for high-frequency calls, and durability, walkie-talkies are widely used in agricultural communications. However, in actual use, we usually face the trouble of ineffective communication caused by the weak signal …
Chierda V9 mini repeater is a cost-effective and portable analog two way radio repeater. It features TDMA and a built-in full duplexer to extend the handheld radios’ calling distance. With V9 repeater hot selling in many countries and markets, we received a lot of questions from our customers. V9 repeater …
Transmitters, receivers and antennas play important roles in the functionality of two-way radios, including base, mobiles and handheld radios. The radio is referred to as the transceiver, as it both sends and receives messages. What is a Two-Way Radio Transmitter? A transmitter is responsible for generating a radio signal or wave. …
Transmitters, Receivers & Antennas on Two-Way Radios Read More »
The antenna is a device with a simple appearance, straight or foldable. A good antenna is conducive to improving the quality of the radio wave signal and enhancing the effect of wireless communication. For amateur radio enthusiasts, the choice of antenna needs to consider the use of radio wave band, …
