Category Archives :User Tutorial

“Why can't I reach the repeater?” This is probably the most common question we hear from new hams. There are so many reasons that can cause your radio can’t reach the repeater, so it is difficult to come up with a quick fix for all situations. In this article, we will show you sever basic reasons caused this issue.  ...

Do you like to program your radio in software? If yes, you need to download the right driver of your radio. do you know how to select the right driver for your Retevis radio?  ...

Have you tried to check the DIR item of your Ailunce HS2? there are many parameters to show. do you know what they mean?  ...

Do you know know how to set a group call in the software of Ailunce HD1 or on Ailunce HD1 directly?  ...

Ailunce HS2 is an ultra-portable full-frequency full-mode SDR radio, and we're continuously upgrading the firmware. Do you try to upgrade to the latest firmware by yourself? the blog will show some tips when you upgrade the firmware of your Ailunce HS2.  ...

RT3S is a very popular dual-band DMR amateur radio. The reason why it is so popular is not only that it uses superheterodyne for receiving, and the receiving effect is very good. but also it's easy to program. Today we will introduce three ways to program an analog channel for RT3S.  ...

Many customers feedback they can't switch to VFO mode on Retevis RT72. Do you know how to switch to VFO mode on Retevis RT72? If no, you can check the blog. we'll show the all detailed steps that you need to do.  ...

Retevis RT3S is a dual-band dual-standby DMR amateur radio. It supports to program in the software. Recently, many hams have encountered some problems when they program them RT3S. Today we will summarize these problems in the blog.  ...

Retevis RT3S is a dual-band DMR radio. There are GPS and NO-GPS versions to select. For the GPS version, you can receive and transmit GPS information. We will show the setting steps of GPS in the blog.  ...

As we all known Ailunce HS2 built-in Bluetooth module. So today let us learn how to use a Bluetooth Control APP to control the HS2.   ...