What is LNB?
The acronym LNB stands for Low Noise Block. This device is installed in front of a satellite dish, which receives a very low signal and amplifies it, changes the signal…

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Iridium GMDSS received the first satellite terminal
Satellite operator Iridium (Iridium Communications Inc.) and its partner, Lars Thrane, on 04/06/2019 introduced a satellite terminal designed to operate in the Global Maritime Distress Communication System (GMDSS), Lars Thrane…

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The first batch of Iridium Next satellites is ready to launch
The first batch of Iridium Next satellites, the total number of which is 81, will soon leave the design base to go into space on SpaceX Falcon 9 missiles in…

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modernized version

What is an active antenna and passive antenna?

Thanks to the dynamic development of television broadcasting in the modern world, there is probably no person who does not encounter antennas. In order to watch their favorite TV shows in the best quality, the user needs to connect the antenna to his receiving equipment. And then the question arises: which antenna to choose, active or passive? In this article, we will consider in detail the features of each antenna, as well as the scope of their application. But first of all, it is necessary to give a detailed definition of the very term “antenna” and briefly describe the history of creation.

Heinrich HerzAntenna is a special device whose main task is to receive or emit radio waves. It converts the fluctuations of the electric current into a radio wave or vice versa. As can be seen from the definition, antennas can operate on reception, transmission, or transmission. The simplest antenna operation Continue reading

The first batch of Iridium Next satellites is ready to launch

The first batch of Iridium Next satellites, the total number of which is 81, will soon leave the design base to go into space on SpaceX Falcon 9 missiles in September. The satellites will deliver in pairs in military trucks to Vandenberg airbase, where it will launch from September 11 to September 12 2016 year. This will be the third Falcon 9 flight from Vandenberg base and the first launch from there with a modernized version of the launch vehicle with more powerful Merlin engines and super-cooled rocket fuel. SpaceX will deliver a modified version to the launch pad at the end of summer.

The assembly of the first two Iridium Next satellites was completed last month and now Iridium plans to produce one satellite per week until the end of 2017.

“The release of one satellite per week is a truly impressive achievement in satellite production and something new that people will strive for in the future,” said Frank Culbertson, president of Orbital ATK, who oversees the final assembly of Iridium Next by agreement with the general contractor Thales Alenia Space. Continue reading

Satellite TV antennas for Russia
In the modern world, it is not surprising that there is satellite HD TV at home, and the selection of antennas is not so intricate: you need to go to…

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What the orbit lives for: SES talked about the role of the satellite in modern television
Many of those who read these lines, probably, can recall those already quite distant times when the first satellite dishes began to appear on balconies and roofs of houses in…

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About satellite encoding on KYIV MEDIA WEEK
How ready is the industry for X-Day? How aware are the viewers of the upcoming changes? Are they willing to pay for satellite TV? What are the plans of those…

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Providing telephone communications to remote moving objects using VSAT
Providing telephone communications to remote mobile objects is essential for many modern organizations. Despite the systematic increase in coverage of mobile networks of the main operators, there are still quite…

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