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Category Archives :User Tutorial

Display Technology used on Walkie-Talkies

There are different types of display screens used on walkie-talkies, such as the segment code screen that can often be seen on Yaesu, the TFT color display that is currently seen on some two way radios, and the dot matrix screen on the entry-level machine Baofeng UV5R. Below we Just learn about the technology of these screens.  ...

Read more  Display Technology used on Walkie-Talkies

How to tune Ailunce AY04?

Ailunce AY04 is the High Gain Yagi 144&430 MHz Directional Antenna, and we can install it easily, but do you know how to tune it?  ...

Read more  Ailunce AY04,  Yagi antenna

When do we need to distinguish the GPS or no-GPS version of Ailunce HD1

There are two versions of Ailunce HD1, including GPS and no-GPS versions. When do we need to distinguish the GPS or no-GPS version of Ailunce HD1?  ...

Read more  Ailunce HD1,  GPS

Why can't I import the priority contact file into my Ailunce HD1

Ailunce HD1 is the ham radio and supports 20000 priority contacts enable you to call the people important to you more conveniently. but do you know how to import the priority contacts file?  ...

Read more  Ailunce HD1,  Amateur radio

What to pay attention to when buying Retevis RT29

Retevis RT29 is the long standby, high-power two-way radio for business and outdoor. there are black UHF/VHF/UHF(IP67)/VHF(IP67) versions and orange UHF version to select on Retevis web. so if you need to buy multiple RT29, something you need to pay attention to.  ...

Read more  Retevis RT29,  long range radio

What to pay attention to when sending messages with HD1

Ailunce HD1 is the ham radio and supports sending SMS messages. but recently some customers say it returns the error message "Impossible to Send" when they try to send a message. Do you know what to pay attention to when sending messages with HD1?  ...

Read more  Ailunce HD1,  SMS

What's the meaning of DOUBLE and SINGLE for the RPT-MOD setting of Retevis RT23

Retevis RT23 is a cross-band repeater HAM Radio, but do you find it can set double or single repeater mode? What's the difference between the two modes?  ...

Read more  Retevis RT23,  DOUBLE RPT MODE

How to import contacts csv of Retevis RT84?

Retevis RT84 is a dual band DMR ham radio and supports to import 120,000 contacts. But do you know how to import the contacts csv into the radio?  ...

Read more  Retevis RT84,  contact list,  amateur radio