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A hotspot that can help you to access the talk groups when you don't have a DMR repeater nearby.  Normally hotspots are capable of multiple modes as well, such as D-Star, P25, DMR+, YSF and NXDN… but we are only going to talk about DMR here.   ...

dPMR is a different protocol than DMR. So Ailunce HD1 is not able to listen dPMR446.  ...

Calling CQ is the easiest way to get on the radio and talk to somebody if you’re not turning around the band’s looking for someone else calling CQ, you can find a clear frequency and call CQ and see if someone out there hears you.   ...

The signal report of an amateur station consists of "R" (Readability, which is the clarity of the signal) that represents the intelligibility of the signal, "S" (Strength, that is, the size of the signal) that represents the strength of the signal, and "T" (Tone) that represents the tone of the signal , That is, the tonal quality of the signal) is composed of three parts, so the signal report is often called "RST".  ...

In my country, there also will have a QSO activity via digital repeater or MMDVM Hotspot  every Saturday. To promote hams communication from different provinces, on this digital activity, not only use DMR Radio, but also YSF, C4FM , P25 radio and Wires-X.  ...

Something you need to know when updating firmware.  ...

An easy-to-use, no complicated adjustment, novice antenna. If you don’t have a roof to set up a Ⅴ antenna and inverted V antenna. But you have a balcony, come on to try this 10 band shortwave balcony antenna.  ...

China launches the last satellite in the BeiDou Navigation Satellite System (BDS), a 30-satellite navigation system, from Xichang Satellite Launch Center in southwest China's Sichuan Province.  ...

Kids Day is designed to give on-the-air experience to young people and hopefully foster interest in getting a license of their own. It is also intended to give older hams a chance to share their station and love for Amateur Radio with their children.  ...

antenna SWR, antenna gain, and Directionality are reference factors for judging the quality of an antenna.  ...