Category Archives :User Tutorial
Which version of firmware do you need for your RT90?
- Aug 24,2021
- Yamy
- 0 Comments
- User Tutorial
Many hams want to upgrade the firmware of their Retevis RT90, but there are many versions of firmware on the support page of Retevis RT90. Then, which version of firmware do you need for your Retevis RT90? ...
The Difference between Battery Eliminator and Chargers
- Aug 06,2021
- Vivian
- 0 Comments
- User Tutorial
The Difference between Battery Eliminator and Chargers ...
How to use the Rolling Code of Retevis RT73?
- Jul 06,2021
- Yamy
- 0 Comments
- User Tutorial
If the radio supports the rolling code, you just need to make one codeplug to program many radios. the blog will show how to use the Rolling Code of Retevis RT73. ...
What is the Difference Between Simplex and Repeater Channels?
- Jun 29,2021
- Vivian
- 0 Comments
- User Tutorial
From the beginning when I learn the ham radio knowledge, There are two basic ways to using your radio. One is simplex, the other more popular way is using a repeater. I often get confused how to operate a radio connect to a repeater, the shift frequency downlink and uplink.Today, let us learn the difference between simplex and repeater. ...
What is the Difference Between GMRS and Ham Radio?
- Jun 29,2021
- Vivian
- 0 Comments
- User Tutorial
what is the difference between GMRS and ham radios? ...
Which Retevis DMR Radio Supports APRS
- Jun 28,2021
- Vivian
- 0 Comments
- User Tutorial
Do you know which Retevis DMR Radio supports APRS feature? ...
How to do when your RT3S locked on 150Mhz frequency
- Jun 28,2021
- Vivian
- 0 Comments
- User Tutorial
Help My RT3S wont key up below 150Mhz and 450Mhz, how do I get it back to normal frequency? ...
How many ISS SSTV Images have you Received?
- Jun 22,2021
- Vivian
- 0 Comments
- User Tutorial
ARISS report there will be an “Amateur Radio on Shuttle, Mir and ISS” Slow Scan TV (SSTV) event from June 21-26. Transmissions from the International Space Station will be on 145.800 MHz FM using PD120. ...
How to set the time of Retevis RT73
- Jun 18,2021
- Yamy
- 0 Comments
- User Tutorial
Some customers don't know how to set the time of Retevis RT73. Do you know how to adjust the time? There are three ways to adjust the time of Retevis RT73. ...
How to set Ailunce HS1/HS1 PLUS in WSJT-X
- May 22,2021
- Yamy
- 0 Comments
- User Tutorial
Ailunce HS1/HS1 PLUS is an SSB HF SDR ham transceiver, so we can use some computer third-party software, such as WSJT-X,and so on. today we'll show some key settings for Ailunce HS1/HS1 PLUS in WSJT-X. ...