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Track-while-scan (TWS) is a mode of radar operation in which the radar allocates part of its power to tracking a target or targets (up to forty with modern radar) while part of its power is allocated to scanning. [1]
The greater the altitude, the lower the pressure. When a barometer is supplied with a nonlinear calibration so as to indicate altitude, the instrument is a type of altimeter called a pressure altimeter or barometric altimeter. A pressure altimeter is the altimeter found in most aircraft, and skydivers use wrist-mounted versions for similar ...
At least one satellite, in addition to those required for navigation, must be in view for the receiver to perform the RAIM function; thus, RAIM needs a minimum of five satellites in view or four satellites and a barometric altimeter (baro-aiding, a method of augmenting the GPS integrity solution by using a non-satellite input source) to detect ...
To make that work, the TRE team added a radio altimeter to judge the proper time to flare, and a magnetic cable running off the end of the runway to provide accurate lateral guidance along the runway centerline. [16] By the time the equipment was ready to test, DZ203 was long overdue for an overhaul.
The Foxwell NT301 struck us as a middle-of-the-road entry in our OBD-II scanner test. The screen is crisp and easily navigable, but it seemed a bit high-cost to justify a Best Of award.
An altimeter or an altitude meter is an instrument used to measure the altitude of an object above a fixed level. [1] The measurement of altitude is called altimetry , which is related to the term bathymetry , the measurement of depth under water.
An inclinometer sensor's true or absolute accuracy (which is the combined total error), however, is a combination of initial sets of sensor zero offset and sensitivity, sensor linearity, hysteresis, repeatability, and the temperature drifts of zero and sensitivity—electronic inclinometers accuracy can typically range from ±0.01–2 ...
Scientists believe a groundbreaking new test may predict patients at high risk of developing bowel cancer with 90 per cent accuracy. Research, published in the journal Gut on Thursday, could lead ...