Note: Due to COVID-19, the flights reduce and the delivery time may be delayed. Please understand. ×

+86 15093323284

 Longgang,ShenZhen, CN

Blog

How to set TX Authority of Ailunce HD1?

Many customers of Ailunce HD1 ask how to set the TX of Ailunce HD1 to be prohibited. do you know how to set it? There are four setting options for TX Authority of Ailunce HD1.we'll show how and why to set it in the blog.  ...

Read more  Amateur Radio,  Ailunce HD1,  TX Authority

Which version of firmware do you need for your RT90?

Many hams want to upgrade the firmware of their Retevis RT90, but there are many versions of firmware on the support page of Retevis RT90. Then, which version of firmware do you need for your Retevis RT90?  ...

Read more  Retevis RT90,  firmware

Recommend AilunceHD1 to your Ham Friends

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.  ...

Read more  AilunceHD1

What accessories do you think are very helpful in your amateur radio journey? 

What ham radio accessories do you think is very helpful in your amateur radio journey?   ...

Read more  ham radio accessories

Why need foot switch PTT?

PTT is the transmission button of the radio. Almost all radios have PTT themselves. However, when surveying desktop microphones recently, many customers still put forward the need for foot switch PTT. Why do we need to foot switch PTT?  ...

Read more  Foot switch,  PTT

What‘s the common connector of the desktop microphone

When we are doing research on desktop microphones recently, customers have repeatedly suggested adapting to multiple models. But different radio stations have different microphone interfaces. Therefore, based on customer feedback, we have compiled the common interface types that may be used for desktop microphones.  ...

Read more  Mic connector,  RJ45,  HM36

​What is the difference between the software and firmware of radio?

For hams, software and firmware are often used by us. Do you know the difference between them? Why does amateur radio need both software and firmware?  ...

Read more  Firmware,  software

Why need to upgrade the firmware of the walkie-talkie?

For amateur radio, whether to support firmware upgrades is a very important feature. Firmware refers to a collection of software embedded in the hardware of walkie-talkie, similar to EPROM, EEPROM, or flash memory. So, why does the walkie-talkie need to upgrade its firmware?  ...

Read more  Amateur radio,  Firmware

What's the meaning of dB in amateur radio?

When talking about the gain of antennas and power amplifiers, the dB is often mentioned, but do you know what it means and how do we use it?  ...

Read more  dB,  Power,  Mic gain