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Retevis RT94 Smart Repeater Digital+LTE Converged Communication System

The Retevis's new generation of wide-narrow converged communication wireless intercom smart system integrates DMR, analog and other narrow-band private network technologies &3G / 4G LTE, WLAN and other wide-band technologies to provide end-to-end voice, data and other full-service convergence solutions.  ...

Read more  Retevis RT94,  DMR Repeater,  LTE

Retevis RT95 Mobile Radio Display Icon

Most of radio's display is LCD. RT95 use TFT display. The technology is more complicated than LCD. It is also a special point of RT95.Today let learn what's the meaning of the display icon.  ...

Read more  Display Icon,  Retevis RT95

Retevis RT95 Mobile Radio Front and Rear Panels Introduction

We know that the RT95 is a dual band analog mobile radio. It is an amateur mobile radio. Today let learn something about its front and rear pannel design.  ...

Read more  RT95,  Front Pannel,  Rear Panel,  Speaker panel

Retevis RT95 Analog Ham Mobile Radio Transceiver

RT95 Mobile Radio has nice housing, stoutness & stability, advanced and reliable functions, perfect & valuable. This amateur mobile radio especially designs for drivers and it pursues philosophy of innovation and practicality.  ...

Read more  Retevis RT95,  Mobile Radio Transceiver

AMSAT Opposes FCC Plan to Delete the 3.4 GHz Band

The amateur satellite organization AMSAT commented on a notice from the Federal Communications Commission that proposed the deletion of the 3.3-3.5 GHz (9 cm band) amateur band, of which 3.40-3.41 GHz was originally allocated for the amateur satellite service.  ...

Read more  AMSAT Opposes FCC Plan to Delete the 3.4 GHz Band

How to transmit long distance for UHF and VHF ?

As we all know, the transmission distance of VHF and UHF signals is very limited in normal, but under certain conditions, long-distance or even ultra-long-distance transmission can also be achieved.  ...

Read more  VHF&UHF long-distance transmission,  Amateur radio

Retevis RT90 Dual Band DMR Mobile Radio

RT90 is a dual band DMR mobile radio. It supports UHF and VHF, Analog mode and DMR mode, dual standby. Two power level, the max power is 50w. Here I will show more information of it.  ...

Read more  Dual Band DMR Mobile Radio

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

Getting to know Bluetooth

Bluetooth is a wireless technology, In recent years, Bluetooth technology has been used on wireless two way radios. Such as on Ailunce HD1, you can connect a Bluetooth adapter. another example, on Retevis RT78, it can be program on APP via Bluetooth.  ...

Read more  Bluetooth technology