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Will Rainy Days Affect the Quality of Amateur Radio Communications?

When rainy days the commonly used bands of 2 meters and 70 centimeters the quality of amateur radio communications have been greatly affected. In the 2 meter band, the loss may reach 6dB.  ...

Read more  amateur radio communication

Definition of letters used for short wave radio transceiver equipment

We will see a variety of English abbreviations on various radio transceiver equipment. Today we will talk about the meaning of some of the English names used on HF shortwave radios.  ...

Read more  AilunceHS2,  HF Shortwave radio

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 Choose a Suitable Radio Antenna?

Antenna is a very important component of radios. The antennas primary function is to transmit and receive clear signals between multiple radios. It is safe to say that an efficient radios will require antennas to operate properly.  ...

Read more  Choose a Suitable Radio Antenna

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