Blog

The 5-tone of the walkie-talkie is also often referred to as 5-tone signaling.  ...

Recently many hams contact us and want to transmit the 11-meter band on Ailunce HS2. What's the 11-meter band?  ...

CHIRP is a free, open-source tool for programming your amateur radio. It supports a large number of manufacturers and models, as well as provides a way to interface with multiple data sources and formats. and now there are many Retevis radios support program by Chirp.   ...

A two-way radio (or walkie-talkie) is now a common part of everyday life, regardless of whether it is used for personal or professional purposes. and now there have many charing method for different walkie talkies.   ...

Gregg emailed us and said that for some reason my RT3S only has "clock" and "voice announcement" under radio settings now after pushing a codeplug. Do you encounter the problem? if yes, let's learn how to solve it.  ...

CTCSS/DCS scan is a very useful feature for a radio amateur, Retevis RT5R as a ham radio, although there is no CTCSS/DCS menu, but it also can scan the CTCSS/DCS.   ...

As we all known, many analog repeaters have their own frequency and CTCSS Tone, and the frequency maybe always the one many people already remembered, but not the CTCSS/DCS tone. So now, if your radio can scan for a CTCSS/DCS tone, that will be very useful. Today, let us see the CTCSS/DCS scanning on Retevis RT85.   ...

Instructions how to upgrade RT85 firmware.  ...

Recently we're doing the research of Ailunce FS01 footswitch for PTT, and the words including Mechanical life and Electrical life appear. Do you know what's the difference between Mechanical life and Electrical Life?  ...

Do you know why the time of your Ailunce HD1 won't stop even though you turn off your radio? it's because of the internal battery. In addition to time, do you know what functions the internal battery affects?  ...