Blog
【ARRL NEWS】Registration Opens for 2021 USA Amateur Radio Direction Finding Championships
- Sep 24,2021
- Vivian
- 0 Comments
- Amateur Radio News
Registration is now open for the 2021 USA and IARU Region 2 Championships of Amateur Radio Direction Finding (ARDF), set for October 13 – 17. Competition venues will be near Asheboro, North Carolina. ...
Why you can't program Retevis RT3S on radio directly?
- Sep 09,2021
- Yamy
- 0 Comments
- User Tutorial
Some customers ask how to add or edit DMR id on Retevis RT3S directly, or why I can't program Retevis RT3S on radio directly. The blog will show how to add or edit your codeplug of Retevis RT3S via Front Panel Programming. ...
The Effect of the Gain Antenna on the Signal of the Walkie-Talkie
- Sep 02,2021
- Vivian
- 0 Comments
- User Tutorial
Therefore, installing a high gain antenna on the walkie-talkie can greatly increase the communication space of the walkie-talkie and greatly increase the communication distance. ...
Principles for Setting the Squelch Level
- Aug 31,2021
- Yolanda
- 0 Comments
- Radio knowledge
The squelch switch is a function specially designed to solve the contradiction between the call quality and noise of the wireless walkie-talkie. ...
Interpretation of Signal Strength during Radio Communication
- Aug 31,2021
- Yolanda
- 0 Comments
- Radio knowledge
The signal report of an amateur station consists of three parts: "R" representing the discernibility of the signal, "S" representing the signal strength, and "T" (Tone, the quality of the signal) representing the signal tone, so the signal report often becomes " RST". ...
How to program Retevis RT85 by chrip
- Aug 31,2021
- Vivian
- 3 Comments
- User Tutorial
program Retevis RT85 by chrip ...
Why Recommend you Retevis RT97P Digital Repeater
- Aug 31,2021
- Vivian
- 0 Comments
- Radio Introduction
if you want to expand the communication range between your teams and you do not want to connect to the public repeater, how to do? Now you can consider Retevis RT97P protable digital and analog repeater. ...
11 Features You Need to Know on Retevis RT85
- Aug 31,2021
- Vivian
- 0 Comments
- Radio Introduction
Retevis RT85 is an afforable dual band two-way radio for beinngers. It is a 5W VHF and UHF handheld ananlog radio with 200 memories channels computer programming and dual VFO. ...
Why do hospitals need walkie-talkies?
- Aug 31,2021
- Yolanda
- 0 Comments
- New to Amateur Radio
With the continuous improvement of walkie-talkie functions, we have seen walkie-talkies in different industries and fields. Whether it is a sudden epidemic or daily communication scheduling, we have found that the role of walkie-talkies in medical scenarios is becoming increasingly prominent. ...
Screen Icons on Retevis RT85
- Aug 31,2021
- Vivian
- 0 Comments
- User Tutorial
Retevis RT85 as a ham ananlog radio is very popular in the market now. It has dual band,dual standby,dual display. It use the DOT-MATRIX LCD display. Every function will shows their icons on the screen. ...