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Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1] – defined as "A transmitter-receiver associated with a fixed navigational mark which, when triggered by a radar, automatically returns a distinctive signal which can appear on the display of the ...
A radioactive tracer, radiotracer, or radioactive label is a synthetic derivative of a natural compound in which one or more atoms have been replaced by a radionuclide (a radioactive atom). By virtue of its radioactive decay, it can be used to explore the mechanism of chemical reactions by tracing the path that the radioisotope follows from ...
Technical drawing tool. Drafting tools may be used for measurement and layout of drawings, or to improve the consistency and speed of creation of standard drawing elements. Tools such as pens and pencils mark the drawing medium. Other tools such as straight edges, assist the operator in drawing straight lines, or assist the operator in drawing ...
By the time a Japanese beetle has feasted on your favorite plant, its leaves are mere skeletons. The best method for mitigating Japanese beetles is still the old standby of manual hand removal ...
PIC (usually pronounced as /pɪk/) is a family of microcontrollers made by Microchip Technology, derived from the PIC1640 [1] [2] originally developed by General Instrument's Microelectronics Division. The name PIC initially referred to Peripheral Interface Controller, [3] and is currently expanded as Programmable Intelligent Computer. [4]
WASHINGTON (Reuters) -A U.S. regulator said on Wednesday it still believes that air bag inflators in 49 million U.S. vehicles assembled by 13 automakers pose serious safety risks and it is ...
Caliper (s) or calliper (s) are an instrument used to measure the dimensions of an object or hole; namely, the length, width, thickness, diameter or depth of an object or hole. The word caliper comes from a corrupt form of caliber. [ 1][ 2][ 3] Many types of calipers permit reading out a measurement on a ruled scale, a dial, or an electronic ...
All told, the outage may have cost Fortune 500 companies as much as $5.4 billion in revenues and gross profit, Parametrix said, not counting any secondary losses that may be attributed to lost ...