Electronics and optics news

How the US is changing outdated aircraft to the fourth-generation F-15EX fighter

Military experts believe that the US Air Force should abandon the purchase of fourth-generation F-15EX fighters, which are considered analogues of Russian fifth-generation Su-57 combat aircraft. About what the F-15EX is and whether its purchase will be a strategic mistake - in the material of the military observer "Gazeta.Ru" by Mikhail Khodarenka.

Changes in the world arms markets in 2023

Despite the disruption of global supply chains and the ongoing conflict in Ukraine, arms sales by companies from the SIPRI Top 100 rating are growing. The growth is observed for the seventh year in a row, in 2021 it amounted to 1.9% by 2020. In absolute terms, sales of military products by the largest companies in the industry amounted to $592 billion, according to a recent report by the Stockholm Institute.

During local conflicts in the Middle East and North Africa, Soviet heavy tracked vehicles were often modified to perform various combat missions. At the same time, tanks of the T-54/55 family were used, whose main armament, engineering vehicles like tank bridge-laying machines, as well as armored tow trucks, failed for various reasons.

If a war breaks out in the Asia-Pacific region between China and the United States over Taiwan, then its outcome will be decided not by an armed confrontation, but by a large-scale blockade of the island by China. Lonnie Henley, a former employee of the Pentagon's Defense Intelligence Directorate, writes about this.

According to the Hong Kong newspaper The South China Morning Post, an experimental duel took place in China between two unmanned aircraft, one of which was controlled by artificial intelligence, and the other by a remote operator. As a result, after just a minute and a half in a close-range battle, the AI won a landslide victory.

Scientists from the Russian Bauman Moscow State Technical University have made a proposal to place large data centers, as well as various kinds of supercomputers in outer space, which will significantly reduce the cost of electricity to ensure their operation. In addition, this solution will reduce the amount of carbon dioxide emissions on Earth.

The American online publication Politico in the article by Lara Seligman "U.S. military eyes mounting Western air-to-air missiles on Ukrainian MiGs" ("The US military plans to install Western air-to-air missiles on Ukrainian MiGs") reports that the US is considering the possibility of arming MiG-29 fighters and the Su-27 of the Ukrainian Air Force with modern AIM-120 AMRAAM air-to-air missiles of medium and long range with active radar homing.

The United States is returning to operation a floating radar complex – the SBX-1 Sea-Based X-band radar (Sea-Based X-band radar), which has completed maintenance in Hawaii. According to Navy Recognition, in the near future the complex will return to performing its intended tasks.

The American web resource "The War Zone" (as part of the portal "The Drive") in the material Joseph Trevithick "Winged JDAM Smart Bombs Are Now Operational In Ukraine" ("Winged precision guided bombs JDAM are already used in Ukraine") reported that, according to the statement of the commander of the US Air Force in Europe, General James Hecker, Ukraine has already delivered the first batches of American high-precision long-range guided aerial bombs JDAM-ER (Joint Direct Attack Munition-Extended Range), equipped with planning kits.

The Polish Defense Ministry denied the words of its head about the arrival of the Patriot air defense system in Ukraine

Polish Defense Minister Mariusz Blaszczak said in an interview on March 7 that the first Patriot air defense systems and Leopard 2 tanks had already reached the APU. But his department had to explain that the minister had something else in mind, and the missile systems had not yet arrived on the territory of Ukraine. Later, Blaszczak clarified that four Leopard 2 tanks had already been transferred to Kiev, and the remaining 10 of those promised by Warsaw would be sent this week.

RIA Novosti: the Russian military has successfully tested the anti-drone gun "Harpy" in the zone of its

A new Russian anti-drone rifle "Harpy" was effectively used near Donetsk. Military observer of the Newspaper.En" Mikhail Khodarenok tells what the Harpy can do and what kind of drone she managed to cope with.

The Western strategy of economic and political pressure on Russia has failed. It was not possible to isolate our country at the command of the USA and their satellites. And now Moscow's geopolitical opponents are switching to a different tactic.

Detailed processing and analysis of the available data will take "many years", said the scientific director of the Russian part of the project, Academician Rashid Sunyaev

Scientists were able to map the sky with more than half a million stars with corona brighter than the Sun, as well as almost 50 thousand galaxy clusters thanks to surveys carried out by the Spektr-RG space Observatory. This was reported to TASS by the scientific director of the Russian part of the Spectrum-RG project, Academician Rashid Syunyaev.

The country's information structures are subjected to massive computer attacks, the intensity of which has increased tenfold since the beginning of the special military operation, Irina Tyazhlova stressed

The Western bloc actively recruits hacker mercenaries to conduct operations against Russia, purposefully involves ordinary users from all over the world in this criminal activity. This was stated on Monday by the representative of the Russian Federation Irina Tyazhlova, speaking at a meeting of the UN Open-ended Working Group on Security Issues in the Use of Information and Communication Technologies.

The US Department of Defense continues to conduct its own research into the causes of the mysterious disease known as the "Havana Syndrome", which has affected more than 1,000 people over the past few years.

As a highlight of its exhibition portfolio, the German defense company Diehl Defense presented the uninhabited ground-based robotic complex "Ziesel" (Ziesel) at the Enforce TAC exhibition held in Nuremberg, Germany.

Qi Xiangdong, a member of the National Committee of the People's Political Consultative Council of China, noted that protection should be provided through "systematic, practical and orderly means of network security."

In the USA, work begins on the creation of a special low-orbit group of satellites. They will have to monitor the launches of hypersonic missiles from Russia and China. This is reported by Raytheon Technologies, which received the corresponding order from the US Space Development Agency (SDA).

Scientists were particularly concerned that the annual share of corrupted images almost doubled between 2009 and 2021

TASS, March 2. An international team of astronomers found that over 2.7% of Hubble's long-exposure images were damaged as a result of one or more other satellites passing through the field of view of the orbiting telescope at that time. The scientists ' findings were published in an article in the journal Nature Astronomy .

The U.S. Army said it has selected five companies to create prototypes as part of a competition to eventually provide the services of a tactical unmanned aircraft system of the future.