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Category Archives :User Tutorial

Tips for upgrading the firmware of Ailunce HS2

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.  ...

Read more  AilunceHS2,  HF SDR Radio,  AmateurRadio

How to set analog channel for Retevis RT3S?

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.  ...

Read more  Retevis RT3S,  Analog channel,  Amateur Radio

Why you can't switch to VFO mode on Retevis RT72

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.  ...

Read more  Amateur radio,  Retevis,  VFO

Tips for programming Retevis RT3S in software

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.  ...

Read more  Retevis RT3S,  Amateur radio,  Program tips

How to set GPS of Retevis RT3S?

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.  ...

Read more  RetevisRT3S,  AmateurRadio,  GPS

How to use Bluetooth Control APP control Ailunce HS2

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.   ...

Read more  AilunceHS2,  AilunceHS2 Bluetooth,  HS2 Bluetooth control App

How to Manually Save a Channel via RT23 Radio Keypad?

RT23 is a dual band amateur radio. Cross-band repeater function and dual receive simultaneously make it is popular in hams zone. This article will show how to manually save a new channel without computer.  ...

Read more  Manual Save Channel

How to factory reset Retevis RT23?

Reset to Factory Defaults will set back all radio features to the original factory default settings.  ...

Read more  Factory Reset

How to program Retevis RT72 without PC

If you're outdoor, with no PC and programming cable to use, you can program your Retevis RT72 via the front panel. We'll show the key settings of programming Retevis RT72 without PC in the blog.  ...

Read more  RetevisRT72,  HamRadio,  FPP

How to program Retevis RT72 in the software?

Recently many customers want the codeplug of Retevis RT72. Today we will show the details of programming it in the software, then you can try to make your own codplug.  ...

Read more  RetevisRT72,  Ham Radio,  DMR Radio