Tag Archives :Ailunce

Do you know why can't your UV dual-band radio HD1 set the RX frequency to 447.1875MHZ?  ...

We often get some questions said" is there a good radio recommend for me entry level amateur? Maybe you are just starting into ham radio and you have no clue what possibilities are even out there. Let us talk about it in this article.  ...

In order to communicate with more hams, when we choose walkie-talkies, we will like to choose the highest output power as much as possible when permitted by law. However, sometimes the actual power is much lower than the nominal power. Why or how can we obtain higher output power?  ...

The HD1 is the only DMR radio I've owned and I love it. Using the hand mic, I received unsolicited great audio reports with one being from a local digital guru. He commented that it was the best audio he ever heard on DMR.  ...

Walkie-talkies communicate with each other by radio signals. Different from wired communication, background noise will inevitably appear in radio communication. This kind of noise is tiresome and causes auditory interference and fatigue to users. The purpose of setting the squelch level is to control the influence of back noise.  ...

many customers would like to connect to the repeater, but sometimes they'll encounter errors, such as "repeater fail", and so on. Do you know why it is? today let's learn together.  ...

At present, many amateur radios on the market not only have CH mode but also VFO mode. CH mode is also called Memory mode. In the mode, all commonly used channels that have been programmed in software can be displayed. So what is the VFO mode?  ...

Many hams like to choose amateur radios with APRS function. Do you know what's APRS? How does it work?  ...

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.  ...

A very intersting Chinese driver updating tool to solve HS2 firmware update problem.  ...