A Relay can also be regarded as an electromechanical switch that is made up of electromagnet and a few connections. The first computer that was built was also featuring relays to their functions. Relays are usually found in many of the devices used in day to day life. The electrical and electronic Relays found now are different from each other, as they serve different needs and have its own constructional purposes & operational processes. Compatibility is an important aspect that … >> Read More

This mysterious UAV dubbed “The Beast of Kandahar” has surfaced in many photos in recent years. It first appeared in the skies of Kandahar, Afghanistan in 2009 and the US Air Force confirmed that they did indeed operate a stealth drone called the Lockheed Martin RQ-170 Sentinel and that the drone is the product of Lockheed’s Skunk Works, which is also responsible for the U-2, the SR-71 Blackbird, the F-117 Nighthawk, the F-22 Raptor, and the F-35 Lightning II. However, … >> Read More

The Phantom Ray is a stealth unmanned combat aerial vehicle developed by Boeing using company funds and is currently being used as a testbed for UAV technologies. It made its first flight in December last year and is currently being used in a series of 10 test flights over six months involving a myriad of battlefield duties such as surveillance, ground attack, and autonomous in-air refueling. The Phantom Ray is derived from the X-45C aircraft. It is fairly large, being … >> Read More

As NASA is wrapping up its space shuttle program, private space corporations are beginning to take a stronghold in space exploration. Recently, SpaceX or Space Explorations Technologies Inc. announced a new rocket called the Falcon Heavy that is only second in size to the Apollo Era’s Saturn V. The Falcon Heavy is planned to have a payload of 117 000 pounds, twice that of the Space Shuttle and rival company United Launch Alliance LLC’s Delta IV. The new rocket is … >> Read More

The Boeing X-37 OTV (Orbital Test Vehicle) is an unmanned spacecraft similar to the space shuttle in appearance that made its first flight on April 22 of last year. The flight lasted for 225 days and the OTV successfully landed on Vandenburg Air Force Base on December 3 of that year. The OTV is powered by solar energy during its orbit. It features new thermal protection technology, avionics systems, and an autonomous guidance system. The OTV has generated much controversy. … >> Read More

With the amount of good economic news on the increase on a regular basis, Boeing Aircraft is no exception as they are seeing increases in orders from both commercial airlines and government/military customers. Following a fairly dismal 2010, this year is off to a great start for Boeing and all information tends to point toward a great overall year. While the company has not seen a large increase in orders from domestic airlines, there have been many orders coming from … >> Read More