Tag Archives :Antenna
Is an antenna analyzer necessary for building antennas?
- Oct 15,2019
- Vivian
- 0 Comments
- User Tutorial
Antenna analyzers are widely used in the field of antenna development, DIY production, installation and debugging, and inspection and maintenance. I think it is a very necessary equipment for hams building antennas. ...
How Can I Use a Mobile Antenna on Ailunce HD1
- Sep 27,2019
- Yolanda
- 0 Comments
- User Tutorial
Ailunce HD1 is a handheld radio. Sometime we may use it in the car, can it use a mobile antenna and what's antenna we can use? ...
Retevis MA02 FRP Antenna for Radio Repeater
- Jun 03,2019
- aliunce
- 0 Comments
- Radio Introduction
The antenna is Omni directional base station antenna, support UHF and VHF bands, with high gain, wide bandwidth, low standing wave ratio, waterproof, anti-corrosion with high strength and high quality glass steel package, ...
The Basic Information of Yagi Antenna
- Mar 20,2019
- Aliunce
- 0 Comments
- Radio knowledge
As an electromagnetic transducer element, the position of the antenna in the entire radio communication system is very important. The quality directly affects the distance and effect of the transmission and reception. In other words, there is no radio communication without the antenna. ...
Radio Antenna Erection and Standing Wave Ratio
- Mar 19,2019
- aliunce
- 0 Comments
- Radio knowledge
We know the VSWR of the antenna system is close to 1:1. If it is close to 1:1, it is good. I often hear this question: But what if I can't reach 1? If the standing wave ratio is as small as a few, is the antenna qualified? ...
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. ...
DKGP10 10 Band/3.5Mhz-54Mhz/100W/Portable Shortwave Antenna/HF Antenna 2021Version
- Jul 29,2021
- Vivian
- 0 Comments
- Radio Introduction
DKGP10 10 Band/3.5Mhz-54Mhz/100W/Portable Shortwave Antenna/HF Antenna 2021Version ...
How to Choose a Suitable Radio Antenna?
- Feb 01,2021
- Yolanda
- 0 Comments
- Radio knowledge
Antenna is a very important component of radios. The antennas primary function is to transmit and receive clear signals between multiple radios. It is safe to say that an efficient radios will require antennas to operate properly. ...
What's passive and active GPS antenna?
- Aug 28,2020
- Yamy
- 0 Comments
- Amateur Radio Topics
As the most important receiving component of GPS module, GPS antenna is the main window of GPS to the outside world. Speaking of GPS antennas, we have to mention the active and passive antennas we often talk about. Do you know the difference of them? let's learn more together. ...
Uncover the Secrets of the Antenna -3
- Aug 01,2020
- Yolanda
- 0 Comments
- Radio knowledge
Let's talk about another important concept of the antenna: polarization. ...