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Axiscades Technologies has announced a defence electronics order worth ₹100 Cr through its subsidiary, Mistral Solutions, for the Low Level Transportable Radar Ashwini system. 🇮🇳 The LLTR Ashwini radar is an indigenous system developed by DRDO in partnership with BEL. LLTR Ashwini is a mobile, low-level surveillance radar designed...

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Iran-US war update summary July 20-21 Updates since 11PM Tehran time: • US attacked Chabahar several times • Explosion sounds were reported in: Konarak, mountains of Shiraz, Bandar Abbas, Qeshm island US possibly struck a radar site at Shiraz mountains — Iran’s Army (Artesh) targeted: 🇰🇼 HIMARS missile systems at the US Camp Arifjan base with ballistic missiles, in Kuwait 🇰🇼 Administrative buildings and direction-finding antennas at Camp Arifjan, in Kuwait 🇰🇼 A helicopter parking area at Camp Buehring, Kuwait 🇰🇼 A building housing US military personnel at Ahmed Al Jaber Air Base, in Kuwait. 🇧🇭 Arash drones struck, in several waves, facilities housing and accommodating US army personnel at Sheikh Isa Air Base, in Bahrain. ℹ️ Iran’s IRGC has interestingly announced it started operations “Dark Night” which aims to clear the way for broader future air & missiles operations & removing obstacles Iran’s IRGC targeted: 🇺🇸 2 oil tankers with the hope to be escorted safely by the US “caught on fire” and were stopped due to an explosion. Unclear if struck or hit a mine. 🇧🇭 A US air defense system and radar system was completely destroyed in Muharraq, Bahrain. 🇧🇭 US Patriot air defense system was struck in Riffa, Bahrain. 🇰🇼 A long-range radar site, a communications centre & satellite-reception systems, as well as a missile-defence radar were struck in Kuwait 🇰🇼 MQ-9 drone hangar was struck, destroying or severely damaging several drons, at Ali Al Salem Air Base, Kuwait 🇰🇼 Struck & destroyed at the Ahmed al Jaber Air Base, in Kuwait, the following: 🇰🇼 An early-warning radar system 🇰🇼 A missile air defense radar system 🇰🇼 A FPS-117 radar 🇰🇼 A Patriot air defense system 🇰🇼 A satellite communications system linked to US air defenses 🇯🇴 A missile defense radar system and an F-15 fighter jets inside a hangar were struck at a US base, in Jordan (additional info will about this particular operation will be released later) 🇧🇭 In response to the attack on the civilian Darkhoveyn power plant, they struck Amazon’s central data infrastructure in Bahrain with several cruise missiles. 🇯🇴 A compound housing US army personnel & eliminating several, in Jordan’s al-Rukban area — Footage 1: Iran Army (Artesh) drone attacks against Ahmad al Jaber base in Kuwait Footage 2: Iranian missile attack against US base in Bahrain

Arya Yadegaar

87,674 Aufrufe • vor 1 Monat

🚨🇷🇺 NATO IN PANIC: RUSSIA SENDS A-50U FLYING RADAR TO HUNT UKRAINIAN CRUISE MISSILES Russia has rushed its rare upgraded A-50U 'flying radar' — the most powerful airborne system in its inventory — into action to smash Ukrainian FP-5 Flamingo cruise missile barrages targeting the critical Votkinsk plant that manufactures Iskander-M ballistic missiles. So what upgrades and operational roles give the A-50U its edge against low-flying cruise missiles? 🔸 Russia's A-50U, an enhanced Soviet-era platform incorporating technologies from the delayed A-100 program, detects terrain-hugging Flamingo cruise missiles 10-30 minutes earlier than ground radars while filling coverage gaps over rivers and terrain 🔸 The A-50U tracks up to 300 objects and supplies targeting data to 40 fighters (baseline A-50: 200/20), with its Shmel II radar delivering 33% longer tracking range against fighters. 🔸 Each A-50U provides 15-20% higher endurance for over 9 hours airborne without refueling and functions as a central command-and-control node for Russia's multi-tier air defense networks. 🔸 An A-50U took off around 00:40 on July 5 to support intercepts after more than five Flamingo missiles flew the Volga route via Volgograd toward Votkinsk in Udmurtia on June 5, with no impacts reported. 🔸 The A-50U previously guided S-400 40N6 shots near 400 km at low altitude and Su-35/R-37 engagements out to 350 km, as Ukraine shifts from restricted Anglo-French Storm Shadow/SCALP to mass unrestricted FP-5 production. Can Ukraine’s cruise missiles survive Russia’s A-50U flying radar coverage?

NewRulesGeopolitics

28,622 Aufrufe • vor 1 Monat

We continue to analyze the technical details of the war with Iran, and we would like to note the Iranian novelty - subsonic barraging anti-aircraft missiles Missile 358, equipped with compact turbojet engines. To some extent unexpectedly, they showed good effectiveness against Israeli reconnaissance and strike UAVs Hermes-900. The key role is played by the thermal homing head: it is able to reliably detect and track a wide range of heat-contrasting targets, including UAVs with various flight profiles. An additional advantage is the command and telemetry channel, which ensures data transmission and allows for radio correction of the trajectory. This is especially important in situations when the target attempts to disrupt the capture with infrared decoys or other means of counteraction. According to the stated parameters, the range of application of Missile 358 reaches about 100 km. At the same time, the maximum interception altitude is about 8.5 km, and the speed is up to 700 km/h, which expands the capabilities of the complex in covering objects and intercepting medium-altitude UAVs. Of course, this is a niche tool, and compared to solid-fuel missiles, the turbojet engine provides exponentially higher flight energy. This allows to dramatically increase the range at low speed, and the mass of the main units of the ammunition, its warhead and control system. On the other hand, this is a solution of necessity, because classic anti-aircraft missiles perfectly hit such high-altitude and slow-moving targets. But for such ammunition, no radar, complex and expensive beam installations are required, which greatly improves its survivability under constant air strikes. And in its niche of targets, there are enough of them, as such UAVs of Israel and the USA are the basis of UCAV, and are constantly over the territory of Iran. So with the 358th ammunition, you can score quite a lot of frags, and significantly complicate air strikes on Iran for the Epstein coalition. Russian Engineer -

𝐃𝐚𝐯𝐢𝐝 𝐙 🇷🇺🇮🇪

17,874 Aufrufe • vor 5 Monaten

It is getting cold, blustery and wet out there! 📡🥶 If you were watching the National Weather Service (NWS) radar data out of NWS Tampa Bay this afternoon, you would have noticed what appeared to be a sharp increase in the coverage of showers from one frame to the next over the Tampa Bay region. 📡 ☔️ In reality, the precipitation was not increasing. The trained NWS meteorologist and radar operator shifted the radar scanning strategy to better detect lighter, lower-level precipitation. Notice the change at the top of this radar animation with the “VCP”, or volume coverage pattern. Watch it change from VCP 215 to VCP 34. What does this mean? 🤔 The National Weather Service Doppler radar volume coverage pattern (VCP) modes determine how radar beams are emitted and the angle at which they scan the atmosphere. VCP Mode 215: This mode provides higher vertical resolution due to more elevation angles being processed. It typically includes more volume scans, focusing on detecting severe weather phenomena such as thunderstorms and tornadoes effectively. VCP Mode 34: This mode offers lower vertical resolution with fewer elevation angles. It is designed for less demanding weather situations, providing broader coverage and is often used during more stable weather conditions. As these sprinkles and light showers continue to develop and move ashore from the Gulf within a blustery northwest wind, much colder (and drier) air will overspread the area through tonight into Sunday morning when the potential exists for isolated flurries or frozen rain drops (i.e., sleet or ice pellets). VCP 34 typically features more lower elevation scanning angles compared to VCP 215. 📡Things to remember📡: Lower radar elevation angles sampled by VCP 34 are designed to scan the atmosphere closer to the ground. This design is beneficial for detecting broader weather patterns and identifying precipitation types that occur near the surface. Stay warm! #FLwx #Gasparilla City of Tampa Hillsborough County

Brian LaMarre

12,222 Aufrufe • vor 7 Monaten

#PLA #China #Japan #Korea #Guam #India #Hypersonic The Chinese 6th generation fighter is a high-quality reverse engineering of the American 6th generation fighter project from Lockheed Martin as part of the NGAD (Next-Generation Air Dominance) program. The Chinese Air Force has begun flight tests of a 6th-generation stealth fighter designed using a "flying wing"/"tailless" configuration without the usual vertical and horizontal all-moving tail fins typical of 4th and 5th generation aircraft. The machine is stabilized in flight thanks to an advanced computerized fly-by-wire control system with multiple backup systems, which controls the wing mechanization on the trailing edge. The design has a huge resemblance to that of the Lockheed project under the NGAD program. It is worth noting that the visible length of the glider can vary from 22.5 to 25 - 27 m, while the wingspan reaches an incredible 18 - 19 m. Obviously, the normal takeoff weight of such a machine can reach 33 - 37 tons, the maximum - 43 - 47 tons. The payload in the internal weapons compartments is up to 10 - 12 tons. The estimated volume of the fuel system can reach 17-18 tons, and the combat radius of action up to 2500-2700 km. The effective reflective surface of this machine can vary from 0.05 to 0.15 sq. m The configuration of the onboard radar of the Chinese 5th generation fighter is almost identical to that of the Russian Su-57. On the side forming the nose of the fuselage, one can pay attention to 2 X-band side-looking AESA modules, similar to the N036B-1-01L and N036B-1-01B modules of the Belka onboard radar system. These canvases provide radar reconnaissance in SAR mode at distances of up to 150-200 km, as well as the ability to detect air targets in the lateral and rear hemisphere Evgeniy Damantsev

Koba

40,339 Aufrufe • vor 1 Jahr

🇷🇺 Russia’s Starlink killers showcase new era of electronic battlefield warfare Russia has ramped-up EW use to detect and jam Elon Musk’s Starlink terminals and satellites, Ukrainian media reports. 👉 Meet Russia’s key counter-Starlink systems: 🔸 Volna Kupol Garant Russia’s latest electronic warfare system reportedly uses a directed high-frequency radio beam to disrupt Starlink operations. Rather than damaging satellites orbiting roughly 500 kilometers above Earth, the system blinds them – cutting their ability to connect with ground terminals while they remain under attack. According to reports, Volna is a mobile system built around six trailers. Each carries a pair of steerable satellite dishes mounted on rotating platforms. A single battery is reportedly capable of denying Starlink coverage across an area of up to 20 sq km. Some analysts say the system was previously referenced under the designation Peresvet-M, although this has not been independently confirmed. Ukrainian sources claim Volna was first deployed during Russia's offensive in the Kharkov region in 2024. They also say its use has increased significantly in recent months. 🔸 Tobol The secretive Russian EW complex is reportedly used to disrupt signals from NATO-linked satellite networks, including GPS, Galileo, and Starlink. Reports claim that Tobol attacks satellite communications on both ends of the link – jamming downlinks from satellites to ground receivers and uplinks from Earth to orbit. Its power and range also allegedly allow it to create an electromagnetic "umbrella." 🔸 Kalinka The system is designed to hunt down satellite communications signals, including those transmitted by Starlink terminals at distances of up to 15 km. It can reportedly track and lock onto even Starshield – SpaceX’s hardened military variant of Starlink. Western media warns that while Tobol disrupts GPS signals on a broad scale, the Kalinka’s precision-targeting capabilities could pose a more direct threat to specific military operations. 🔸 Krasukha The Krasukha-S4 is designed to neutralize reconnaissance satellites, ground-based radar installations, and airborne surveillance systems. It does so by emitting powerful electronic jamming signals that disrupt key radar bands and other radio-frequency emissions. A standard Krasukha-S4 battery consists of two vehicles and has an operational range exceeding 300 kilometers. 🔸 Borshchevik The light mobile system is designed to detect and geolocate Starlink terminals within a 180-degree sector at ranges of up to 10 km, with a reported accuracy of five meters. Using direction-finding and biangulation algorithms, it can locate a target in less than three minutes at a single scanning position. The Borshchevik-2 airborne system hunts Starlink signals from the sky, with reported accuracy down to 0.4 m.

Sputnik

25,528 Aufrufe • vor 1 Monat

Look closely at a roughly $109 million F-35B and the remarkable feature is what you barely see, fastener heads, wide panel gaps or steps between sections. That apparent single shell contains more than 40,000 threaded fasteners and over 1,000 measured seams in between panels. Despite weighing up to 27 tons and measuring 15.6 m long with a 10.7 m wingspan, the F-35B has an estimated frontal radar cross section of just 0.001 m², roughly a metal golf ball once in the air. Even advanced airborne AESA fighter radars and ground based long range SAM engagement radars like the S400 system, typically cannot detect or lock it until within 25-40 km, making long range air-to-air or surface to air missiles extremely hard to employ against it. Radar does not see a “smooth”surface as we do. The aircraft’s shape redirects energy away, while low observable materials absorb part of it. But a single raised fastener head, open or uneven panel gap or small step becomes a new edge or cavity that creates a radar signature. It disrupts electrical currents across the surface and can scatter energy back which advanced radar can pick up. Composite skins are formed on precision tools that set the exterior contour, then drilled to fit the structure beneath. The fasteners are not hidden inside, countersunk heads pass through the skin, are set flush or recessed, measured, filled until the curve is restored, and measured again. Exact F-35 tolerance limits are not public, but the inspection tool repeats to better than 0.001 inch, about 25 micrometres. Seams are separately checked for gap and vertical mismatch, conductive gap fillers and low-observable coatings help stop those transitions becoming strong reflectors points. Fourth-generation fighters already used flush fasteners for reducing aero drag. The real fifth-generation leap is treating every minute seam, material change and removable panel as radar geometry, then reproducing that finish across a fleet. At sea, salt, moisture, fluids and panel removal make preserving it a permanent maintenance discipline. A stealth outline can be copied from a photograph. The real manufacturing capability is making tens of thousands of parts and panels behave like one electromagnetic surface and restoring it for decades. Source, Pacific Airshow

Ammanichanda

47,755 Aufrufe • vor 10 Tagen

🚨 THE RACE TO 6G JUST ACCELERATED. Northrop Grumman has developed a W-band GaN chip operating at up to 110 GHz and took it from concept to market-ready hardware in less than six months. The new gallium nitride chip operates in the W-band (75–110 GHz), a frequency range that delivers massive bandwidth, extremely high data rates, and much lower latency than current systems. What makes this impressive is the speed: the chip went from concept to market-ready hardware in less than six months through a U.S. government-backed microelectronics program. That’s unusually fast for advanced defense-grade semiconductors. The chip acts as a high-power signal amplifier that can strengthen wireless links while shrinking the size and power consumption of the hardware. It’s designed for military radar, secure satellite communications, and the coming wave of 6G networks. Why this matters: • W-band offers far more spectrum than current 5G bands, enabling much faster data transmission and higher-resolution sensing • Gallium nitride can handle significantly higher power and frequencies than silicon, making it ideal for these demanding applications • The rapid development cycle shows how public-private collaboration can accelerate critical semiconductor technologies • The same tech that strengthens military radar and satellite links will directly feed into future commercial 6G infrastructure The deeper implication: We’re watching the foundation of next-generation wireless and sensing systems being laid in real time. High-frequency GaN chips like this won’t just improve existing radar and satellite systems they’re likely to become core building blocks for 6G, autonomous systems, and advanced defense platforms. The fact that this moved from lab to market in under six months suggests the pace of high-frequency electronics is accelerating dramatically. The future of wireless isn’t just faster. It’s operating at frequencies most people have never heard of and it’s being built right now. How soon do you think W-band and GaN technology will start appearing in everyday 6G devices? Follow for more frontier semiconductors, defense tech, and next-generation wireless systems.

TheNewPhysics

22,647 Aufrufe • vor 2 Monaten

😓 Air India 🇮🇳 Flight AI171 with fully loaded Boeing 787-7 Dreamliner fatal accident: I‘m an airline pilot with >15‘000h of experience and a physics institute: My brief PRELIMINARY analysis of the visible facts from the video of the takeoff: * The flaps are only slightly extended, presumably to position 1 instead of 5. * The landing gear is still extended, which should have been retracted at this altitude and causes additional drag. * The aircraft is at a high angle of attack, which confirms the insufficient flap setting. * From the video and witness accounts, only low engine noise is audible. * Neither smoke nor fire is visible. * An engine failure is less likely. The most probable cause is presumably a human factor, an incorrectly chosen, insufficient flap setting for takeoff, and consequently an inadequately selected thrust. In this context, the correlated speeds were too low because they were calculated for a larger flap setting or a lighter aircraft. As a result, the aircraft took off with insufficient speed and intentionally but falsely derated thrust, was therefore on the unstable side, and rapidly lost more speed and altitude due to the additional failure to retract the landing gear in a timely manner, leading to a subsequent stall at low altitude and crash. For the experts: the aircraft got onto the wrong side of the speed vs drag curve and maneuvered itself into a corner from where there is no escape. Another possible cause could also have been an incorrect input of a wrong takeoff weight into the Flight Management System, resulting in too low thrust and too low speeds. The pilots got startled after takeoff, couldn’t wrap their head around what went wrong and incorrectly prioritized making an emergency call instead of flying the aircraft first, manually increasing thrust immediately to maximum, and retracting the landing gear. In summary of this very early and preliminary assessment (your confidence level should be as low as mine): The most probable cause is human error 😓 - as most of the time these days. Not because the pilots got worse (although that effect can be observed as well with prioritization of diversity over competence) - but because technology got so much better.

Iven‘s Dad

2,786,800 Aufrufe • vor 1 Jahr

Why Jamming the Venezuelan Systems Is Unlikely Well, when I hear about jamming in Venezuela, I immediately picture the Americans talking about the EA-18G Growler with the NGJ. The NGJ is specifically designed to degrade advanced Russian radars, with high power and directional AESA beams. To cover an area the size of Caracas would require multiple squadrons, and there were indeed a lot of birds in the sky, but… jamming such a large area with diverse systems on high alert is extremely complex and improbable. The radars of the S-300VM use rapid frequency hopping to avoid continuous jamming, along with LPI modes that reduce the radar’s signature, making it difficult for jammers like the NGJ to detect and interfere. The Buk-M2 has similar ECCM capabilities, with high resistance to noise jamming. This isn’t to say the Americans can’t do it, but sustaining it continuously across so many dispersed batteries is unlikely. Additionally, both the Buk-M2 and the Pechora-2M have electro-optical/TV/IR channels as backups, allowing tracking without active radar in heavy jamming scenarios. If they were being operated, it would have been impossible for those helicopters to fly over Caracas. And finally, systems like the S-300 have Home-on-Jam (HOJ) capability, a mode in which the missile is fired directly at the jamming source (electronic interference) as a passive target. With so many aircraft in the sky, I’d say it would be impossible to shut down all the radars in perfect synchronization against a hypersonic missile. Lastly, there are the MANPADS that were not used. We saw helicopters flying extremely low with no reaction whatsoever from MANPADS, which would have been effective in that situation. Well, this has nothing to do with jammers and everything to do with orders not to fire. I’m not here saying that American EW with F-35 + Growler + NGJ cannot overcome these defenses in some scenarios, but rather stating that, given the scale and the conditions, it is unlikely that this is the reason for the silence of the Venezuelan air defenses.

Patricia Marins

386,162 Aufrufe • vor 7 Monaten

🧐🇦🇪🇫🇷 The Most Advanced Mirage Ever Built Wasn't French When people think of the Mirage 2000, they think of France. But the most powerful and sophisticated version of this legendary fighter was built for the United Arab Emirates. Meet the Mirage 2000-9. Far more than a simple upgrade, the Mirage 2000-9 incorporated technologies developed for the Rafale, transforming the iconic fighter into one of the most capable 4th generation combat aircraft ever produced. Powered by the M53-P2 engine and equipped with the advanced RDY-2 multimode radar, the aircraft can simultaneously track multiple targets while conducting air to air and air to ground missions. Its arsenal is formidable: • MICA EM active radar guided air to air missiles • MICA IR infrared guided air to air missiles • Magic II short range air to air missiles • Black Shaheen long range cruise missiles • Laser guided bombs • Precision guided munitions • Conventional bombs • Air to surface missiles • Anti ship weapons • 30mm DEFA cannons The Mirage 2000-9 is also equipped with an advanced electronic warfare and self protection suite, allowing it to detect, jam, and evade enemy threats while operating deep inside contested airspace. With a combat radius stretching hundreds of kilometers and the ability to strike targets with precision, the aircraft became one of the most capable fighters in the Middle East. For years, it quietly stood as one of the region's most powerful air combat platforms, proof that even a design born in the 1970s could evolve into a world-class fighter. The Mirage 2000-9 wasn't just the final Mirage. It was the ultimate Mirage.

Defence Index

20,474 Aufrufe • vor 1 Monat

Iran-US war update summary last night The US begun its desperate madness attacks & Trump greenlighted warcrimes. A total of 5-6 bridges in Hormozgan province were targeted: • The Griveh bridge, connecting Bandar Abbas, Khmeir, and Lar. • The bridge after the village of Latidan (Kalmatli), on the return route from Bandar Abbas, Khmeir, and Lar. • 2 bridges on the route to Kahorstan, Lar • The unfinished bridge, connecting Bandar Khmeir, Keshvar, and Bandar Abbas. • The bridge in the village of Maro, in the Khmeir county. • Chabahar maritime tower was targeted (again) and destroyed by the US • A railway station, west of Bandar Abbas • Civilian airport in Iranshahr, southeastern Iran — The IRGC says it targeted: 🇸🇾 (Surprise attack) A covert special operations center in the Al-Tanf military base, killing several US soldiers and hitting a radar system & several helicopters, in Syria 🇰🇼 Missile detection & surveillance radar (possibly AN/MPQ-65) at a US base in Kuwait 🇰🇼 Several weapon depots, 2 HIMARS missile launchers, ATACMS ballistic missile storage 🇴🇲 Maritime surveillance radar at the Salama Rocks (Quoin Islands in the Strait of Hormoz), in Oman 🇴🇲 US air-surveillance radar deployed in Oman’s Ghanam area 🇯🇴 Fighter jets (F-35, F-15, and F-16) & refueller aircrafts in two-phases with ballistic missiles & drones. IRGC says several fighter jets & refueller aircrafts were destroyed & several sustained damage, at the Muwaffaq al Salti AB, Jordan 🇰🇼/🇮🇶 IRGC ground forces carried out a rapid drone-and-missile operation against against several positions housing US forces & mercenaries under US & Israeli command (does not specify exact location, but statement began with describing attacks against HIMARS in Kuwait—it’s possible it’s re: Erbil, Iraq) — IRGC announcing the attack on Jordan, additionally said that following attacks last year on Al Udeid Air Base in Qatar 🇶🇦, the US military moved its command centre & transferred the headquarters of CENTCOM from Qatar to Muwaffaq al Salti in Jordan 🇯🇴. There were some attacks IRGC did not officially announce, such as BAPCO in Bahrain, Kuwait saying its desalination plant suffered damage, etc. — • Image 1: Smoke coming from the BAPCO petroleum facilities after it was hit by Iran in Bahrain • Image 2: US Navy 5th fleet support base in smoke, in Bahrain • Footage 3: Iranian attacks against HIMARS systems & ATACMS missile storage, in Kuwait • Footage 4: Smoke coming from a site inside Bahrain after it was struck by Iranian missiles Written & updated at 17th of July, 12:32 Tehran time.

Arya Yadegaar

96,652 Aufrufe • vor 1 Monat

Robora Sim: A PyBullet-Powered Environment for Learning Robotic Physical Intelligence We are currently building our Robora simulation environment setup for our sim based learning, leveraging PyBullet, an industry-standard physics engine widely used in AI-driven robotics research and development. The environment is optimized with GPU-accelerated learning algorithms, enabling high-speed imitation learning and reinforcement learning within a safe and controlled virtual setup before shipping out to real world. This simulation platform allows our models to learn, adapt, and generalize across different robot morphologies, terrain types and task objectives - all before deployment to the real world. At it's core, the system combines a VLA-powered high-level planner with low-level motion control algorithms, working cohesively to produce emergent, physically intelligent behaviors. This synergy between simulation, learning, and real-world transfer marks a major step forward in our pursuit of adaptive and intelligent robotic systems. Through advanced domain randomization and synthetic data generation, the Robora Simulation Environment ensures that policies trained in simulation transfer effectively to real-world robots, minimizing the sim-to-real gap. Moreover, users will be able to test and integrate their own hardware kits within selected simulation environments in the Robora Dapp, ensuring seamless compatibility and safer real-world implementation.

Robora

23,489 Aufrufe • vor 10 Monaten