Duotech Media Room

Supporting the Past. Engineering the Future.

Media Room

Duotech’s news and events, Ask an Engineer, and repair topics by DSI engineers and technicians. Also, find general interests topics about the aerospace and defense industry. Please read and share our recent articles below.


Elephant Walk of the Osprey

Miramar, California is home to a U.S. Marine Corps installation just outside San Diego. More than 12,000 Marines and Sailors are stationed there. But to most people, Miramar is probably more known for its days as the Naval Fighter Weapons School, also known as TOP...

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40 Air Victories – U.S. Ace of Aces Richard Bong

It’s summertime in 1928 just outside of Superior, Wisconsin. An 8-year old farm boy marvels at a small plane flying over his family farm. Each day the plane goes about its way to deliver mail to then President Calvin Coolidge’s summer White House. The boy is Richard...

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19 Days As A POW – This A-10 Pilot Shares His Experience

A flight of two A-10 Thunderbolt IIs, piloted by then 1st Lieutenant Rob “Sweetness” Sweet and his flight commander, Captain Stephen R. Phillis, crossed the northern border of Kuwait headed farther into Iraq than any A-10 had gone before. Both men were graduates of...

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America’s Heavy Strategic Bombers Through the Decades

The earliest use of aerial bombing began with military balloons. As early as 1849, Austrians would use pilotless balloons to drift over a besieged Venice and using timers, rain terror down upon the citizens. The combination of starvation and the psychological effects...

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Jet Friday: The Hustler – An Air Force Record Setter

In the new jet era following WWII, America needed to upgrade its bomber fleet from turboprop aircraft like the B-36 Peacemaker to faster, jet engine powered aircraft. The B-47 Stratojet and B-52 Stratofortress both met the need for higher altitude and speed to get...

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Radar Signal Chain Discussion

What does a generic radar signal chain look like? What are the considerations that come into play?Watch the video below.Previously, we have talked about technical basics such as Noise Figure, Phase Noise, Antennas, and other topics. What does a larger system design...

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Noise Figure – WATTS Relevant

Video: Noise figure is a key parameter in understanding RF systems and negatively impacts their performance. What does it mean? What are the implications? How is it measured? Watch to see how this specification impacts both radar and communication systems. Also, this...

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Last Surviving Doolittle Raider Dies at 103

April 18, 1942 - 1 ship, 16 bombers, 80 volunteers, 650 nautical miles, 1 target, and 2 goals - boost morale in the U.S. and attack Japan just months after the attack on Pearl Harbor. Even though this highly classified mission only caused minor damage, the daring...

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Pilots Who Would Become U.S. President

Presidents of the United States come from all walks of life to lead the country in the highest political office in the land. Some are small business owners, others are farmers and lawyers. There are those who were school teachers like James Madison, James Garfield,...

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A-10 Unit Receives the Gallant Unit Citation, a Rare Honor

The A-10 Thunderbolt II, a favorite aircraft of the U.S. ground combat troops engaged in combat, can stall an enemy’s attack by just flying over or near the battlefield. The bbrrrrrrrrrt! sound of the A-10’s 30mm Gatling cannon can instill confidence in the troops and...

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The U-2 Spy Plane, Difficult to Fly, Land, and Launch

An all black, single-engine aircraft soars through the sky above 70,000 feet. It's at the edge of space, 13 miles above sea level, so without radar, it will likely go unnoticed by anyone on the ground below. It is flying over an undisclosed region of the world...

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First Flight of the SB-1 Defiant

On March 21, 2019, one possible future replacement of the U.S. military’s UH-60 Black Hawk helicopter completed its first flight. The SB-1 Defiant, a coaxial rotor aircraft is Sikorsky Aircraft and Boeing’s entry for the Army’s Future Vertical Lift (FVL) program. The...

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Waiting in Silence, America’s Aircraft in The Boneyard

In the middle of the dry Sonoran Desert just outside Tucson, Arizona lies an air force much larger than most other countries around the world. Consisting of over 4000 aircraft, the inventory includes bombers, cargo, fighters, and refuelers in varying stages of their...

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Jet Friday: The 1st at Mach 1, Chuck Yeager

A B-29 Superfortress cruises over the Mojave Desert. The heavy bomber is not on a training mission, but rather participating in an event that will shape the future of flight. Strapped to the bottom of the Superfortress is a rocket-powered experimental aircraft and...

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With A Growl Surface-to-air Missile Systems Are Blinded

The F-18 Super Hornet is a very powerful, carrier-capable aircraft that serves the United States Navy around the world. As part of a carrier wing, an F/A-18E/F Super Hornets would be one of 80 plus fixed-wing and rotary-wing aircraft stationed on a Nimitz class...

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