A Mexico City subway station boasts a hidden museum, complete with a working radio booth.  ...

A DMR radio isn’t any good if it doesn’t have any frequencies or channels programmed into it. Programming your first DMR radio might feel a little bit daunting. It’s certainly different than programming an analog radio. So we will take Ailunce HD1 as an example to make a codeplug.  ...

CQ WW DX SSB Contest 2019 October 26-27  ...

In this article I will try to explain Retevis RT3 match a easy to use DMR Hotspot, you can communicate with hams around worldwide?  ...

Why does the walkie-talkie have a long external antenna, and most of the mobile phones are built-in antennas?  ...

This article tell us how to make your Ailunce HD1 work with FRS/GMRS radios.  ...

Antenna analyzers are widely used in the field of antenna development, DIY production, installation and debugging, and inspection and maintenance. I think it is a very necessary equipment for hams building antennas.  ...

Now we are giving you the chance to Review and Test RT54 or RT8 for FREE. Because Your opinions are very important to us, so we want to hear what you think!  ...

The application of walkie-talkies in the field of emergency rescue is becoming more and more mature. For rescue fighters, walkie-talkies are not only a communication tool for them to keep in touch with the team, but also an important equipment for escorting them at critical moments.  ...

We all know that the default factory frequency of each manufacturer's walkie-talkie is different, so different brands of walkie-talkies can not communicate with each other directly. This is a concern of the majority of new hams.  ...