Category Archives :Amateur Radio Topics

Almost all hams want to build their own radio shack, then they can better connect with amateur radio stations around the world (QSO). but how to do, and what you need to build it?  ...

there are generally three work modes, Simplex, Repeater and Double Solt. Simplex: Two radios communicate with each other directly. Repeater: Two radios communicate with each other through repeater. Double Slot: It is another appellation of DCDM. It make the time slots work in simplex mode.  ...

Do you know the Yagi antenna? The yagi antenna works very well in direction finding and long-distance communication. Today we'll learn the Yagi antenna with Ailunce AY01.  ...

I have always wondered about the attraction of operating amateur radio. What is the benefit, what is the emotional payback?  ...