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  • ...electron microscope|electron micrographs]] is now commercially available. Instruments such as the Retsch Camsizer can perform this analysis on the run using stan Many of these instruments can require a bulk sample (e.g. two to five grams).
    16 KB (2,356 words) - 10:12, 20 September 2010
  • ...improvements have resulted from improved [[Aeronautics|aircraft design]], engineering and maintenance, the evolution of navigation aids, and safety protocols and ...9 [[Jimmy Doolittle#Instrument flight|Jimmy Doolittle]] developed [[Flight instruments|instrument flight]].
    53 KB (7,764 words) - 21:33, 20 September 2010
  • The elements of a [[Passivity (engineering)|passive]] linear electrical network consist of [[inductor]]s, [[capacitor] ...)|arrangement]] of the circuit, making it more intuitive from a mechanical engineering standpoint.<ref>Eargle, pp.4–5.</ref> In addition to their application to
    52 KB (7,784 words) - 14:49, 10 December 2011
  • ...ally varying) voltage to the main terminals of the device under test while measuring the amount of current that the device permits to flow. This so-called V-I ( ...eers, die sort engineers, and process development engineers. <ref>Keithley Instruments, Inc. The Challenge of Integrating Three Critical Semiconductor Measurement
    10 KB (1,502 words) - 14:51, 10 December 2011
  • In electrical and electronic engineering, a '''current clamp''' or '''current probe''' is an electrical device havin ...by [[Weschler Instruments]], is an example of the iron vane type, used for measuring large AC currents up to 1000 amperes. The iron jaws of the meter direct the
    7 KB (1,070 words) - 14:51, 10 December 2011
  • ...e Earth's magnetic field for operation. By the late 19th century, improved instruments were designed which could be mounted in any position and allowed accurate m ...struments were called "multipliers".<ref>L. A. Geddes, ''Looking back: how measuring electric current has improved through the ages'', ''IEEE Potentials'', Feb/
    11 KB (1,552 words) - 14:51, 10 December 2011
  • ...est equipment|Automatic Test Equipment]]. ATE often includes many of these instruments in real and simulated forms. [[Image:Leader LSG-15 signal generator.jpg|thumb|right|200px|Leader Instruments LSG-15 signal generator.]]
    15 KB (2,024 words) - 14:51, 10 December 2011
  • ...t set, and one or more receivers. In some setups, these units are distinct instruments. ...of measurements can be improved with [[calibration]]. Calibration involves measuring known standards and using those measurements to compensate for systematic e
    12 KB (1,824 words) - 14:51, 10 December 2011
  • ...an image of a waveform was through a laborious and painstaking process of measuring the voltage or current of a spinning rotor at specific points around the ax ...er = Chapter 5: Fundamentals of Oscilloscopes | publisher = Institution of Engineering and Technology | year = 2003 | page = 165 | url = http://books.google.com/b
    19 KB (2,799 words) - 14:52, 10 December 2011
  • ...in its current form, the [[cathode ray tube]] had already been in use as a measuring device. The cathode ray tube is an evacuated glass envelope, similar to th The response of any oscilloscope is much faster than that of mechanical measuring devices such as the [[multimeter]], where the [[inertia]] of the pointer (a
    39 KB (6,076 words) - 14:52, 10 December 2011
  • ...d recording instruments. A current transformer also isolates the measuring instruments from what may be very high voltage in the monitored circuit. Current transf Current transformers are used extensively for measuring current and monitoring the operation of the [[power grid]]. Along with volt
    12 KB (1,668 words) - 14:52, 10 December 2011
  • ...situations as diverse as the testing of [[integrated circuit]] packages to measuring liquid levels. In the former, the time domain reflectometer is used to isol Another application of TDRs in geotechnical engineering is to determine the soil moisture content. This can done by placing the TDR
    17 KB (2,593 words) - 14:52, 10 December 2011
  • ...class of accuracy''' is a figure which represents the error tolerance of a measuring device. ...ual to the voltage between the two terminals of the voltmeter. Ideally the measuring device should not affect the circuit parameters ie, the internal [[impedanc
    2 KB (368 words) - 14:52, 10 December 2011
  • |publisher= Institution of Engineering and Technology ...s, medicine, engineering, and telecommunications industry. General-purpose instruments are used for maintenance of electronic equipment and laboratory work. Speci
    56 KB (8,370 words) - 14:52, 10 December 2011