Blog

Build your own equipment, It's fun and rewarding. Among the various homemade devices, the antenna is our most common.Today let's take a look at a variety of antenna adapter.  ...

Tutorial to set Ailunce HD1 GPS, and how to get Ailunce HD1 GPS location.  ...

Retevis RT77 is body worn camera with night vision. It is suit for law enforcement, police, security guard, motorcycle and bike enthusiasts. it with night vision camera 120 degree angle, fast charging and 8 hours recording.  ...

I have always wondered about the attraction of operating amateur radio. What is the benefit, what is the emotional payback?  ...

Have you used the scan function on the Retevis RT82? Do you know how to set the scan list? Let's study together.  ...

The background noise is a big difference between the walkie-talkie and the mobile phone. Under normal circumstances, the mobile phone basically has no background noise (regardless of the communication distance), but in the wireless communication of the walkie-talkie, the background noise is inevitable.  ...

Mini1300 4.3" LCD 0.1-1300MHz HF/VHF/UHF ANT SWR Antenna Analyzer Meter Tester.  ...

In order to ensure the smooth communication of information, it is guaranteed that the signals sent at the same time can be received, and the amplitude modulation system (AM) is still used in the aviation industry and other industrial communication fields.  ...

Ailunce HD1 software Update version 2.18 and Firmware update version V1.64  ...

Rx group setting makes you receive more contacts besides the selected priority contact. But how to set it on Ailunce HD1? Let's learn to set it here.  ...