Ham DMR Digital Kicked Up a Notch
The new Ham Digital Mode of DMR has taken off in the la […]
User Tutorial
Custome review. “How to …”
How much you know the squelch function that on your radio ?
Squelch is the circuit that reduces static and excess noise on your radio .Setting it properly improves audio quality by filtering out unwanted signals.
How much you know the squelch function that on your radio ? Read More »
Radio Alarm function introduction
Radio alarm is an important function, which may rescue you in emergency, do you know how to set radio alarm function in radios?
Vertical Antennas: types, advantages, performance
There are many different types of vertical antenna or v
Vertical Antennas: types, advantages, performance Read More »
Retevis RT23:Wether the calling form other radios was received when you listen FM, It’s up to you.
There are a lof of radios in the market have FM functio