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Daily Archives:May 21,2021

Comparison of Amateur Radio Digital Voice Modes

Understanding the different modes of digital voice can enable amateurs to clearly understand the bandwidth and transmission rate used by the digital voice mode. It can also help us understand which mode is easier to get started and which mode should be experienced in the future.  ...

Read more  Digital Voice,  DMR,  C4FM,  D-Star

What is Radio Direction Finding?

Radio direction-finding is the process of using instruments to determine the direction of radio waves based on the propagation characteristics of electromagnetic waves.   ...

Read more  RDA,  ARDA

How does the TimeSlot Works on RetevisRT73?

How does the TimeSlot Works on RetevisRT73?  ...

Read more  Retevis RT73 DCDM