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2-D tetra-lateral position sensitive device (PSD) A 2-D tetra-lateral PSD is capable of providing continuous position measurement of the incident light spot in 2-D. It consists of a single square PIN diode with a resistive layer. When there is an incident light on the active area of the sensor, photocurrents are generated and collected from ...
A PSD unit, along with MPDC and FPS units holding the perimeter of a major incident in the Southwest Government Center area of DC in June 2015. A PSD unit on a POTUS Detail, holding an intersection for the Presidential Motorcade to pass safely in Sept 2014.
In the aviation industry, a pseudo city code, pseudo-city code, or office ID, is an alpha-numeric identifier for a corporate user of a computer reservation system (CRS) or global distribution system (GDS), [1] typically a travel agency.
The codes were assigned by NIST and each uniquely identified a state, the District of Columbia, or an outlying area of the U.S. These codes were used by the U.S. Census Bureau, the Department of Agriculture to form milk-processing plant numbers, some cash registers during check approval, and in the Emergency Alert System (EAS).
Each code consists of two parts, separated by a hyphen. The first part is US , the ISO 3166-1 alpha-2 code of the United States. The second part is two letters, which is the postal abbreviation of the state, district, or outlying area, except the United States Minor Outlying Islands which do not have a postal abbreviation.
Going on a vacation is exciting. You get to see new cities, embrace different cultures and explore the world. However, it’s getting more exciting for some of the expensive vacation destinations ...
In 1986, in the wake of a major news story on a duplication of services by a town police department in upstate New York, the then-governor, Mario Cuomo, started an investigation into duplicated services for police departments and, because Roosevelt Island was in New York City and the New York City Police Department was the responsible policing ...
Area codes are also assigned for non-geographic purposes. The rules for numbering NPAs do not permit the digits 0 and 1 in the leading position. [1] Area codes with two identical trailing digits are easily recognizable codes (ERC). NPAs with 9 in the second position are reserved for future format expansion.