Tag Archives :amplifier
What to pay attention to when using the electron tube amplifier
- Jan 29,2021
- Yamy
- 0 Comments
- Amateur Radio Topics
The Electron tube power amplifier is the most common power amplifier of hams. we summarize some precautions when use the Electron tube power amplifier in the blog. ...
Why is the Mobile Radio Easy to Burn the Power Amplifier?
- Jun 20,2021
- Yolanda
- 0 Comments
- Radio knowledge
"If the antenna feed is not well-matched, it will burn the power amplifier." That is, if the standing wave ratio is high, there will be the risk of burning the power amplifier. ...
What's power amplifier of Shortwave?
- Jan 28,2021
- Yamy
- 0 Comments
- Amateur Radio Topics
At present, most of the radios we use are within 100W, or even below 50W. But with the increasing electromagnetic interference in cities, it has become more and more difficult to make QSO with hams around the world with only these radios. In order to improve the quality of communication and increase the transmitting power of the radio, it is necessary to buy a short-wave high-power amplifier to work with our radios. ...
Retevis RT91 DMR/Analog Power Amplifier
- Jan 15,2019
- aliunce
- 2 Comments
- Radio Introduction
Retevis RT91 Amplifier DMR UHF/VHF Digital/Analog Two Way Radio. Portable and lightweight for convenient use. High output power up to 30W. ...
How to extend the communication range of ham radio
- Jun 29,2022
- Yamy
- 0 Comments
- Amateur Radio Topics
The communication range of ham radio is one the most interesting topics. Do you know how to extend the communication range of ham radio? ...