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Area 51_ An Uncensored History of America's Top Secret Military Base - Annie Jacobsen [66]

By Root 915 0
thousand feet and at a remarkably unprecedented speed of twenty-three hundred miles per hour, or Mach 3. In the late 1950s, for an aircraft to leave the tarmac on its own power and sustain even Mach 2 flight was unheard-of. Speed offered cover. In the event that a Mach 3 aircraft was tracked by radar, that kind of speed would make it extremely difficult to shoot down. By comparison, a U-2, which flew around five hundred miles per hour, would be seen by a Soviet SA-2 missile system approximately ten minutes before it was in shoot-down range, where it would remain for a full five minutes. An aircraft traveling at Mach 3 would be seen by Soviet radar for fewer than a hundred and twenty seconds before it could be fired upon, and it would remain in target range for fewer than twenty seconds. After that twenty-second window closed, the airplane would be too close for a Soviet missile to fire on it. The missile couldn’t chase the airplane because, even though the top speed for a missile at the time was Mach 3.5, once a missile gets that far into the upper atmosphere, it loses precision and speed. Shooting down an airplane flying at three times the speed of sound at ninety thousand feet was equivalent to hitting a bullet whizzing by seventeen miles away with another bullet.

Lockheed was confident the speed element was possible, but it wasn’t in charge of building the jet engines; the Pratt and Whitney corporation was. Height was achievable; Lockheed had mastered flying at seventy thousand feet with the U-2. Stealth was the feature that would be the most challenging, and it was also the single most important feature of the spy plane to the CIA. To create stealth, Lovick and his team had to master minutiae involving radar returns. Eventually, they’d need a wide-open space and a full-size airplane, which is how Ed Lovick and the Lockheed radar cross-section team became the first group of men after the atomic blast to set up shop at Area 51. But first, they did this inside a room within a hangar at Lockheed.

“Radar works analogous to a bat,” Lovick explains. “The bat squeaks and the sound hits a bug. The squeak gets sent back to the bat and the bat measures time and distance to the bug through the echo it receives.” So how does one get the bug to absorb the squeak? “The way in which to solve the radar problem for us at Lockheed was to create a surface that would redirect radar returns. We needed to send them off in a direction other than back at the Soviet radars. We could also do this by absorbing radar returns, like a diaper absorbs liquid. In theory it was simple. But it turned out to be quite a complicated problem to solve.”

Lovick had been solving problems ever since he was a child growing up in Falls City, Nebraska, during the Depression—for instance, the time he wanted to learn to play the piano but did not want to disturb his family while he practiced. “I took the piano apart and reconfigured its parts to suppress the sound. Then I sent the vibrations from the strings electronically through a small amplifier to a headset I wore.” This was hardly something most fourteen-year-old children were doing in 1933. Four years later, at the age of eighteen, Lovick published his first article on radar, for Radio-Craft magazine. Inspired to think he might have a career in radar technology, he wrote to Lockheed Corporation in faraway California asking for a job. Lockheed turned him down. So he took a minimum-wage job as a radio repairman at a local Montgomery Ward, something that, at the age of ninety-one, he still considers a serendipitous career move. “What I learned at Montgomery Ward, in an employment capacity that today some might perceive as a dead-end job, would later play an important role in my future spy plane career.” Namely, that there is as much to learn from what doesn’t work as from what does.

To learn how to outfox radar, Lovick returned to the trial-and-error principles he’d first cultivated as a child. He set about designing and overseeing the building of Lockheed’s first anechoic chamber to test scale models of Skunk

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