His recent video shows how to put up a workable basic HF antenna in a small backyard. The center of the system is a 49:1 unun. An unun is like a balun, but while a balun goes from balanced line to ...

There are many ways to test HF antennas ranging from simulation to various antenna analyzers and bridges. However, nothing can replace simply using the antenna to see how it works. Just as ...

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 ...

Interestingly, the prototype antennas successfully transmitted signals in 3 common microwave frequency bands: 2-4 GHz, 4-8 GHz, and 8-12 GHz.

That's where futuristic glass antennas come in, courtesy of a partnership between glassmaker AGC, mobile carrier NTT Docomo, and infrastructure firm JTower. Dubbed WAVEANTENNA, it turns ordinary ...

Antennas are mechanical components which either transmit or receive radio frequency signals. For transmission, an oscillating RF electrical current is fed to the antenna's terminals, where the conduit ...

It affects more than 5 million individuals in the USA, and another 660,000 new cases are diagnosed each year; overall, heart failure (HF) now accounts for 7% of all deaths from cardiovascular disease.

The HF-11 will be the company's first foray into production cars. A total of 25 cars are planned, each priced at $2,350,000 (although you can save $500K by going internal combustion only).

With a heavy emphasis on simplicity—from distinct design to immensely low curb weight—the company has now unveiled plans to build its first ultra-low-volume production car, the HF-11.

Oilstainlab has announced the debut of its HF-11, a limited-edition vehicle described as a “socially irresponsible.” The HF-11 promises 650 hp, a featherweight 2,000-pound frame and a 12,000 ...

Chip antennas are a particular type of antenna valued for their small footprint. They are most commonly integrated in circuit boards to radiate high frequency electromagnetic waves. They have a ...