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How to send SMS text message on RT73?  ...

when you connect to this repeater, if you use a digital radio you need to set a digital channel and also an analog channel. But if you have RetevisRT73 mobile radio, you can set only one channel to monitor this repeater.  ...

Why cant use the radio when it is on charging? How to protect your battery?   ...

How to program RT73 works on a digital repeater. Take RetevisRT97P as an example.  ...

etiquette tips for this Amateur Radios QSO  ...

the reason that may affect Bit Error Rate  ...

How to connect to a Brandmeister repeater on RT73  ...

“Add amateur radio to your disaster toolkit” was submitted by the San Juan County Amateur Radio Society.   ...

The DMR is not compatible with P25 systems. so it is impossible to receive other digital modes like P25 on AilunceHD1.  ...

When use a DMR radio, someone often wants to do a temporary transmit to a talkgroup. That means when your current channel is TG1, you also can transmit to TG2 without to change the channel contact. Today, let we see how to setup a temporary talkgroup on Retevis RT73.   ...