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Rain sensor on the windshield of a car. A rain sensor or rain switch is a switching device activated by rainfall. There are two main applications for rain sensors. The first is a water conservation device connected to an automatic irrigation system that causes the system to shut down in the event of rainfall.
Dropsonde delivery system on a NOAA P-3 Hurricane Hunter. A dropsonde is an expendable weather reconnaissance device created by the National Center for Atmospheric Research (NCAR), designed to be dropped from an aircraft at altitude over water to measure (and therefore track) storm conditions as the device falls to the surface.
The present weather sensor (PWS) is a component of an automatic weather station that detects the presence of hydrometeors and determines their type (rain, snow, drizzle, etc.) and intensity. It works on a principle similar to a bistatic radar , noting the passage of droplets, or flakes, between a transmitter and a sensor.
On 24 June 1967 a Vietcong (VC) mortar attack on Camp Rainier disabled 29 UH-1 helicopters of the 188th Assault Helicopter Company. [ 4 ] On 4 July 1968 the base was subjected to a heavy People's Army of Vietnam (PAVN) rocket and mortar attack followed by probes on the base perimeter resulting in 5 U.S. and 16 PAVN killed.
Kinetic Rain is a moving sculpture at Singapore Changi Airport. It was installed in early July 2012 in the departure check-in hall of Terminal 1 as part of the terminal's refurbishment. [ 1 ] [ 2 ] Spanning an area of 75 square metres (810 sq ft) and a height of 7.3 metres (24 ft), it has been billed as the world's largest kinetic sculpture.
Mock-up of a XM-2 people sniffer on a UH-1 Iroquois helicopter. People sniffer was the field name for a series of U.S. Army issued "personnel detectors" used during the Vietnam War . The purpose was to detect enemy soldiers in hidden positions, which were often employed in the jungle combat conditions of Vietnam.
Hunter killer operations are prolonged operations conducted in irregular warfare by a unique and specifically organized force, in conjunction with an indigenous force, against irregular warfare adversaries by operating behind the lines or in hostile, safe haven, or semi permissive environments, employing unorthodox tactics, for the sole purpose of achieving attrition and punitive actions ...
[1] Devil in the Details is the fourth album by Saigon Kick , and the first to feature guitarist Pete Dembrowski. The artwork used for the cover of the album is titled 'Winners And Losers' by painter Charles Bragg .