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On 5 January 1975, the 12-bit field that had been used for dates in the TOPS-10 operating system for DEC PDP-10 computers overflowed, in a bug known as "DATE75". The field value was calculated by taking the number of years since 1964, multiplying by 12, adding the number of months since January, multiplying by 31, and adding the number of days since the start of the month; putting 2 12 − 1 ...
The HAL Tejas Mark 2 (lit. "Radiance"), or Medium Weight Fighter (MWF), [2] is an Indian single-engine, canard delta wing, multirole combat aircraft designed by the Aeronautical Development Agency (ADA) in collaboration with Aircraft Research and Design Centre (ARDC) [3] of Hindustan Aeronautics Limited (HAL) for the Indian Air Force (IAF).
The Swathi (Very Beneficent) [4] weapon locating radar is a mobile artillery-locating, phased array radar developed by India. [5] This counter-battery radar is designed to detect and track incoming artillery and rocket fire to determine the point of origin for counter-battery fire.
The Eurofighter Typhoon combat aircraft with its nose fairing removed, revealing its Euroradar CAPTOR AESA radar antenna. An active electronically scanned array (AESA) is a type of phased-array antenna, which is a computer-controlled antenna array in which the beam of radio waves can be electronically steered to point in different directions without moving the antenna. [1]
Tethered Aerostat Radar System in New Mexico. The first aerostats were assigned to the United States Air Force in December 1980 at Cudjoe Key, Florida.During the 1980s, the U.S. Customs Service operated a network of aerostats to help counter illegal drug trafficking.
The Department of Homeland Security had in December 2022 pushed back the "REAL ID" enforcement deadline until May 7, 2025. Enforcing the requirements immediately could have a significant impact on ...
Transponders emit different kind of data like a 4 octal ID (mode A), the onboard calculated altitude (mode C) or the Callsign (not the flight number) (mode S). Military use transponders to establish the nationality and intention of an aircraft, so that air defenses can identify possibly hostile radar returns.
Alternative examples might include public transport - if a bus is scheduled to depart from a stop at 20-minute intervals (e.g. 0800, 0820, 0840) and a person wishes to begin their journey between those intervals (e.g. at 0815), they incur a schedule delay through having to retime their departure from the desired 0815 point to the bus departure ...