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Daily Archives:February 22,2020

Retevis RT80 Inverted Screen DMR Walkie Talkie

The RT80 is a DMR handheld walkie-talkie designed on the basis of Time Division Multiple Access (TDMA) technology. It supports three modes: digital, analog and digital-analog hybrid, and is compatible with existing conventional analog and DMR-based walkie-talkies.  ...

Read more  Ham Radio,  RT80,  Inverted screen

How to maintain walkie-talkie

Compared with average people, hams uses the radio more often. So it is necessary to know some maintenance and common troubleshooting methods of the two-way radio.  ...

Read more  radio maintain,  radio common troubleshooting methods