We designed and tested a drone with a wide-band transmitter (down to 30 MHz up to to 1.8 GHz) to measure the complex antenna pattern of radio telescopes. We basically split a VNA in half and flew one ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. You can consider an AVR to be the beating heart of any home cinema setup. It acts as the main ...

Advice Bought a new AV receiver? We guide you through the whole set-up process to get your home cinema working at its best.

The Edmund Fitzgerald, a renowned freighter on the Great Lakes, sank in Lake Superior in 1975, claiming the lives of all 29 crew members.