Propelled to a fifth the speed of light by a laser beam more powerful than a million ... in the countryside of Champagne. When he was 11, his parents bought him a small telescope, which he says ...

Not 95, not exact half wavelength of 82+ meters, just 85. The -3 dB beam width with that horizontal ... collinear spitfire array at UA2FW You can see the antenna with some dimensions shown on Figure ...

A crane lowers the 112-foot-wide (34-meter-wide) steel framework for the Deep Space Station 23 (DSS-23) reflector dish into ...

The Mohu Arc Pro is a curved, amplified antenna that's designed to sit near your TV or perhaps on a windowsill (though it's ...

ASTANA — Kazakhstan will receive 11 billion cubic meters of water by April, following agreements with Central Asian countries, as Kazakh Minister of Water Resources and Irrigation Nurzhan Nurzhigitov ...

The best indoor TV antennas let you access local broadcast channels without paying for a cable, satellite, or streaming subscription. Many top TV antennas are affordable, paper-thin, and easily ...

That’s where a good TV antenna comes in. With the Super Bowl coming up, now’s a great time to pick up a new OTA (over the air) antenna, which will can you a feed of your local FOX affiliate ...

Here’s how it works. The best TV antennas are a critical element of any living room. I couldn't live without my TV antenna. It's as important to me as any streaming service because it allows me ...

Abstract: This paper describes a new method for synthesis of a flat-top beam radiation pattern of three-element antenna arrays. Currently, this is the only method that: (1) gives a semi-analytical ...

The accuracy of the pointing error in the subreflector is of great importance to the large steerable radio telescope, so the measurement of the six degree-of-freedom ...

Abstract: A digitally controlled beam steerable printed dipole antenna operating in ISM band has been proposed using PIN diodes switching mechanism. The proposed antenna provides effective solution of ...

If you want to cut the cord but keep live TV, you need the right antenna to tune into over-the-air broadcasts. Here's what you need to know, along with our top picks. I’ve been PCMag’s home ...