are filled with noise sources that interfere badly with HF. So after spending a minute or so listening on an SDR, [K5ACL] demonstrates another use for this type of tightly-tuned antenna—as a ...

The contested environment of the Ukraine-Russia war is speeding up the development of new battlefield communications systems.

He turned to an RTL-based TV Dongle. Since the stock antenna was not cutting it, he decided to make one specifically for the 1090 MHz signal. His design is based on Coaxial Collinear Antenna for ...

NASA researchers performed their first wildfire test flight mission, using their new airspace management technology.

The screen, and the nifty clip attached, makes it the perfect portable charger for travelers. The big-boy power banks I've tested can get pretty intense—heavy, too. While this option from ...

In the opening hours of World War II, in the early morning skies over Poland, both the Axis and the Allied side had aerial victories and aerial “firsts”, some involving unlikely and obscure ...

HF Sinclair Corporation operates as an independent energy company in the United States. It operates through five segments: Refining, Renewables, Marketing, Lubricants and Specialties, and Midstream.

Hero HF Deluxe Self Start Alloy Wheel All Black is the base variant in the HF Deluxe lineup and is priced at Rs. 59,998 (ex-showroom, Delhi). This Self Start Alloy Wheel All Black variant comes ...

The best portable monitor needs to offer a good screen sizes with a suitable resolution, high color accuracy and gamut, good refresh rates if you're gaming, and enough connectivity for extra ...

The ViewSonic VG1655 offers some uncommon features for a budget portable monitor. A built-in, fold-out stand offers a wide tilt range. A five-way mini-joystick controller lets you access a full ...

The best portable monitor could your on-the-go gaming setup a boost, whether you've got a laptop or a handheld. The best portable monitor for gaming is becoming commonplace in backpacks ...

They don't typically have good DAC or headphone output stages. Our in-house expert reviewers, who have over 150 years of collective experience, have been testing portable music players since the ...