Modern ham radio operators often face restrictions on antennas ... meter ham bands. According to the video, performance below 7 MHz was lackluster, but it worked nicely at higher frequencies. The ...

We don’t know if [OH8STN] has a military background, but we suspect he might since his recent post is about a “DIY Man Portable Magnetic Loop Antenna.” “Man-portable” is usually a ...

They can have an unlimited number of shapes and sizes, but can transmit/receive in almost any polarization. These antennas have moderate inherent directivity, but arrays can be better tuned for ...

Description: A.H. Systems' FCC-1 antenna provides an accurate standard for precise EMI and site anttenuation measurements (per OET-55 and ANSI C63.5). The FCC-1 is manufactured per the FCC balun ...

Here’s how it works. I couldn't live without a TV antenna. It's as important to me as any streaming service because it allows me to watch sports, sitcoms and news without having to pay a monthly ...

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 ...

Rising 28,169 feet above the Earth's surface, Nepal's Kanchenjunga or "five treasures of snows" is the world's third-highest mountain and the object of destiny for the members of the Slovak ...

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 ...

The installation of the main reflector for the antenna system of the 40-meter-aperture radio telescope completes in Shigatse, Xizang autonomous region, Oct 7, 2024. [Photo/CCTV News] The main ...

The first competition in the first modern Olympics in 1896 was the 100-meter dash, with American Thomas ... he lost to Bolt by an eyelash, 9.79 to 9.80. Gatlin says that's what caused him to ...

As part of a nationwide roll-out, every home in Britain should be offered a smart meter from their energy supplier by the end of 2025. But what is a smart meter and how do they work? Here's ...