Radars were made to send out radio waves and use the echoes to find the range, direction, speed and size of objects. This means that their dish spins to sweep radar beams. Keep reading on to find out more about radar dishes. What is a Radar Dish? A radar dish is a round, concave …
1. WeatherNow WeatherNow shows weather information for your current location, where it displays information like dew point, humidity, visibility level, wind speed & direction and more. It also supports an hourly forecast that offers some insight into the weather expected over the next 24 hours. This one is really easy to navigate through as …
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The reason why lasers bounce off of mirrors has to do with the laws of reflection and refraction. The law of reflection states that when light reflects off a surface, it changes its direction by an angle equal to the one at which it hits the surface. For example, if a beam of light hits …
Sonar is used to look into underwater parts that are inaccessible by divers and other equipment. Sonar can be applied for a variety of purposes and tasks and is usually classified as active or passive. Let’s go over the ways sonar is used in everyday life as with military and scientific applications. The Two Types …
Curious about if anyone can just see you going about your life in your own home? Read on about current technologies that are used mostly for tracking and imaging to see how safe you really are. Here are answers to common questions about current technologies and if they can see or penetrate walls. Can …
Microwaves are used in the medical field, military, aviation industry, and weather reporting. Microwaves can be used to detect metal (such as weapons), they can be sent through walls to see if there is something on the other side of it without even having to open up the wall to get there, and they …
What is ARPA? ARPA is the abbreviated term for Automatic Radar Plotting Aids. This system was developed by Rokycany Research Center in Czechoslovakia to replace manual radar plotting. The ARPA consists of computer workstations, called operator terminals which are located next to each radar screen for each sector. The data about ownship are entered …
Complete ARPA(Automatic Radar Plotting Aid) Guide Read More »
A pulsed-wave Doppler sound is a type of frequency that has many uses. One of its key advantages is that it can detect the movement of even the tiniest particles in motion. One common disadvantage is that it has a limited range of accuracy. Doppler sound has always been present in nature, but it was …
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Underwater ventures by human beings are not new. The first underwater vessel was invented back in the 17th century. Although they were fascinating, there always lacked a precise way of communicating with other underwater vessels. Enter SONAR technology. SONAR, which stands for Sound Navigation And Ranging, isn’t quite a new technology, either. The first underwater …
Storm chasing is an exciting yet dangerous activity. Whether you’re a professional TV meteorologist or want to do an adventure, choosing radar for storm chasing is essential. It helps detect the size, duration, direction, and speed of the storm to avoid unwanted problems. After evaluating weather patterns before moving out of your home, the next …
