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Books on safety and security

Books on safety and security

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Electronic intelligence. Vartanesyan V.A., 1975.

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The book, written on the basis of materials from the open foreign press, discusses the theory and practice of electronic (radio and radio engineering) intelligence in the capitalist world spectrum of radio frequencies and antennas, separate events from the history of radio and electronic intelligence are described and a brief description of the global electronic intelligence of some capitalist countries is given. The book is intended for a wide range of readers. In particular, it is intended for persons involved in the operation of active radio-electronic means and ensuring the safety of their work from foreign intelligence services.

Link to download the e-book
Electronic intelligence. Vartanesyan V.A., 1975: download from depositfiles.com

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Random news from the Archive

SpaceX and NASA are looking for places to land on Mars 24.03.2017

SpaceX is analyzing how its spacecraft will land on the surface of Mars. Elon Musk's company has teamed up with NASA to find and explore potential landing sites on the red planet.

The California-based space technology manufacturer is working with NASA's Jet Propulsion Laboratory to mark landing sites and study their viability. The company and the national agency have already found several potential candidates, and one of them looks promising. This was announced at the SpaceX conference in Texas by company representative Paul Wooster.

Wooster is leading the work on the Dragon spacecraft, navigation and control systems. He is also planning a mission to Mars. One of the criteria for selecting landing sites is access to large volumes of ice, Wooster said. This will make it much easier to create a settlement near the landing zone.

Another important point is the proximity to the equator and low altitude. This will create a comfortable temperature for people. SpaceX is considering four locations near the equator of Mars. Three of them look very rocky in high-resolution images taken with the HiRISE camera. But the fourth, Arcadia Planitia, seems to be an auspicious place. It is a polygonal plain, almost uncluttered with stones.

Even the first three sites (Deuteronilus Mensae, Phlegra Montes, and Utopia Planitia) are seen by SpaceX as potential landing sites that could be inhabited. But to meet the needs of commercial customers and scientists, the company will consider other areas of the planet for landing.

SpaceX's first flight to Mars was scheduled for 2018, but last month, company president Gwynne Shotwell said it likely won't happen until mid-2020. The delay is not due to any problems with the mission or the Red Dragon missile, Wooster said.

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