Category Archives :Radio Function

Roger beep is a transmitter ending tone. It is only work on analog mode. If you open this function, after you release the PTT, the receiver will receive a tone. The tone indicates you have transmit over.  ...

In general, radio waves travel in straight lines. They can go around and through things but this can drastically affect the strength and clarity of the signal. This causes problems when you’re operating a radio system in a built-up, hilly, or mountainous area.   ...

We all know that HD1 is an FPP radio. It allows us to program the radio via the radio keypad. Can we save my favorite FM broadcast channel via the radio keypad? Yes!  ...

Hang Up only work on digital mode. it means the radio will transmit as the last receive information within the Hang Up setting time.  ...

what is a VOX function, and how does this function work?  ...

Definition of floating function: After the walkie-talkie falls into the water, the fuselage floats on the surface and does not sink into the water.  ...

We know the Ailunce HD1 is a FPP amateur radio. It is dual band DMR radio. When we outside, there is no computer at hand. How to Add a New DMR Channel without Computer on Ailunce HD1? Today we will show the detailed steps.  ...

We know the Ailunce HD1 is a FPP amateur radio. It is dual band DMR radio. When we outside, there is no computer at hand. How to Add a New Analog Channel without Computer on Ailunce HD1?  ...

Have you used the scan function on the Retevis RT82? Do you know how to set the scan list? Let's study together.  ...

The background noise is a big difference between the walkie-talkie and the mobile phone. Under normal circumstances, the mobile phone basically has no background noise (regardless of the communication distance), but in the wireless communication of the walkie-talkie, the background noise is inevitable.  ...