The best indoor TV antennas let you receive free over-the-air broadcast TV channels without having to install a large outdoor antenna on the roof of your home. You’ll find that the main ...

For views of deep-sky objects, star clusters and galaxies, opt for a reflector or a Schmidt-Cassegrain telescope. And if you need more detailed guidance, have a look through our piece on the best ...

Want to see Mars at its brightest in January? The best telescopes for seeing planets give you the clearest views of our celestial neighbors. The new year is a great time to test out your ...

Table 1. VLA cassegrain focus receivers. Observations in the 224–480 MHz range (P-band) are enabled by a receiver consisting of a pair of linearly polarized dipole antennas located near the prime ...

Abstract: A hat feed loaded with low-profile electromagnetic band gap (EBG) structure is proposed to reduce the radiation side lobe levels (SLLs) of reflector antennas. A mushroom shaped EBG structure ...

If you're hitting the road on a holiday during the Christmas break, there's a good chance you may spot these little green reflectors along the way. RELATED: Genius Auckland traffic tool stuns ...

In the time before smartphones for on-the-go visual entertainment, there were portable TVs. You might think of a portable TV as a luggable device, but the really cool ones were pocket-sized.