Avionics are the electrical devices used on airplanes, artificial satellites, and spacecraft, in short Avionic — the technology of electronics used in aircraft design and manufacture.
Systematic monitoring of airspace by electronic, visual or other means, specifically to locate and assess the movements of friendly and hostile aircraft and missiles in the area being monitored.
Since the early 1960s, numerous underwater habitats have been designed, built and used by private individuals or government agencies around the world. They were used for research and exploration almost exclusively,
An unmanned aerial vehicle is an aircraft and a type of autonomous vehicle without a human pilot on board.
Closed-circuit TV, also known as video surveillance, is the use of video cameras on a limited set of monitors to transmit a signal to a specific location.
While mostly based on military applications, their use is expanding rapidly to commercial, scientific, recreational, agricultural and other applications such as police and surveillance, product delivery, aerial photography, smuggling, and drone racing.
A Night Vision Device (NVD), also known as Night Optical / Observation Device (NOD) and Night Vision Goggles (NVG), is an optoelectronic device that allows images to be produced in light levels that approach total obscurity.
The ability to see in low light conditions is night vision.Night vision is made possible by a combination of two approaches, whether by biological or technological means: sufficient spectral range and sufficient intensity range.
Radar is a system of detection using radio waves to determine object range, angle, or velocity. Aircraft, aircraft, satellites, guided missiles, motor vehicles, weather patterns, and mountains can be tracked using it.
A walkie-talkie is a small, compact, two-way radio transceiver (more formally known as a handheld transceiver, or HT). Its development in World War II.
A snowmobile, also known as a motor sled, roller sled, skimobile, snowscooter, or snowmachine, is a motor vehicle for winter travel and snow recreation.
An igloo "snow house" is a shelter constructed from blocks of snow, generally in the form of a dome.While igloos are primarily associated with Canada's Arctic Inuit people (as well as being found in Greenland), they also form part of the traditional Canadian culture.
The outfit will provide more insulation and light protection than a pair of shorts and a T-shirt, but less than the Navy's blue sweatpants so sweatshirt, and it's likely to be worn with civilian clothes, much like ball caps.