Tag Archives :N

How to judge whether an antenna is compatible with your radio? Generally speaking, how to judge whether an antenna can make your walkie-talkie achieve better reception?   ...

All models of Retevis and Ailunce have overcharge protection function.  ...

Retevis walkie-talkies basically have 1750 functions, and some walkie-talkies cover four types of single-tone pulse signaling, such as Retevis RT23, Ailunce HD1.  ...

Now no matter analog radio or digital radio dual band radio, they both have dual standby, but dual receive radio is not unusual; But do you know what is the difference between dual standby and dual receive?  ...

Retevis RT73 mobile radio and Retevis RB22 Semi-keyboard UHF DMR Radio are both have the roaming function.  ...

Ailunce HD1 is ham radio and supports Front Panel Programming. if we set the channel in simplex mode, the rx frequency is the same as the rx frequency. but how set the Shift Freq of the channel in repeater mode?  ...

Three new TAC talkgroups have been added to the Brandmeister talkgroups list: 901 WorldWide TAC 1 902 WorldWide TAC 2 903 WorldWide TAC 3  ...

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.  ...

NXDN is short for Next Generation Digital Network, and a type of digital technology like DMR.  ...

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?  ...