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Amateur Radio News from China. The Final Test of Radio Monitoring Facility is successful.  ...

Squelch function is to automatically lock the low-frequency amplifier of the radio during the standby and the interval between calls, so that noise will not be output from the speaker or headphones.  ...

there are generally three work modes, Simplex, Repeater and Double Solt. Simplex: Two radios communicate with each other directly. Repeater: Two radios communicate with each other through repeater. Double Slot: It is another appellation of DCDM. It make the time slots work in simplex mode.  ...

Digital Mobile Radio (DMR) Market is Expected to Grow at a Significant Rate During the Forecast Period 2019 - 2025.  ...

The Mulan DX Club was born in 2009 as an online community, gathering the top Chinese DX chasers and a bunch of enthusiastic contesters.  ...

Nowadays,DMR radios become very popular not only in amateur market but also business market. But There are various terms more specific to DMR that could cause some confusion.  ...

WSJT is a computer program designed to perform basic amateur radio communications with very weak signals. JT4G, ECHO and FT8 are series of WSJT. Today we'll learn more about WSJT.  ...

in the radio world, UHF and VHF two options can make all the difference when it comes to choosing the right radio for your specific uses. Here are a few facts about UHF and VHF radios – and how to choose between them.  ...

Do you want to QSO anywhere? If yes, the dual-band high gain telescopic antenna will be a good choice.  ...

The Radio Amateur Satellite Corporation (as AMSAT is officially known) was formed March 3, 1969 as a not-for-profit, 501(c)(3) educational organization chartered in the District of Columbia. To help celebrate 50 years of Keeping Amateur Radio in Space, AMSAT is proud to announce the AMSAT 50th Anniversary Awards Program.  ...