Moving horizontally across the screen one can read the sound waves for different directions. Remember, when in a submarine one must think up and down as well as left and right. Sonar technicians ...

The Ultrasonic Radar Kit uses ultrasound to simulate a radar system. With it, you can learn to understand how radar works and ...

Even though radar uses electromagnetic waves to detect objects, the same principle has been used with other propagating waves, most often sound waves. While a well-known use of this is sonar ...

Sonar, a cousin to radar ... using NEXRAD with the goal of estimating the number of birds in flight. On the radar screen, their departures could be seen as a roughly circular accumulation that ...

Sonar Shock is a throwback immersive sim with tank controls and a mouse pointer rather than mouselook - and it's better for ...

[Andy] sent in this pdf (mirror) describing a simply diy UWB Radar project. It’s not intuitive, but by using a wide frequency range for low power, short distance purposes, the system should ...

The Loch Ness Centre announces a “significant finding” from its Deepscan cruise boat which employs advanced technology to ...

A new radar method developed by Chinese scientists is offering a cost-effective way to track stealth aircraft A ...

Do you need a special cleaning fluid? How hard should you rub? What do you rub the screen with? Even using water to clean a laptop screen isn’t necessarily completely safe, due to minerals.

When it comes to getting a cinematic experience, the best 75-inch TVs can deliver something significantly closer to what you'd see at the cinema when stacked up against smaller models. Having a TV ...

The best screen recorder will let you capture on-screen images and videos straight from your computer or laptop - and these are the screenshot tools we recommend. Our team have reviewed all the ...

Romania's radar systems detected two separate signals, likely from drones, breaching its national airspace that scrambled ...