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A galvanometer is an electromechanical measuring instrument for electric current. Early galvanometers were uncalibrated, but improved versions, called...29 KB (3,697 words) - 21:36, 1 September 2024
A string galvanometer is a sensitive fast-responding measuring instrument that uses a single fine filament of wire suspended in a strong magnetic field...7 KB (839 words) - 20:01, 29 November 2023
A mirror galvanometer is an ammeter that indicates it has sensed an electric current by deflecting a light beam with a mirror. The beam of light projected...10 KB (1,318 words) - 05:21, 18 August 2023
The thermo-galvanometer is an instrument for measuring small electric currents. It was invented by William Duddell about 1900. The following is a description...2 KB (303 words) - 21:37, 1 September 2024- A vibration galvanometer is a type of mirror galvanometer, usually with a coil suspended in the gap of a magnet or with a permanent magnet suspended in...2 KB (322 words) - 11:26, 4 February 2020
A ballistic galvanometer is a type of sensitive galvanometer; commonly a mirror galvanometer. Unlike a current-measuring galvanometer, the moving part...3 KB (391 words) - 11:58, 19 April 2023- Frog galvanoscope (redirect from Frog galvanometer)galvanoscope, frog galvanometer, rheoscopic frog, and frog electroscope. The device is properly called a galvanoscope rather than galvanometer since the latter...11 KB (1,500 words) - 21:16, 26 February 2024
scale in proportion to the voltage measured and can be built from a galvanometer and series resistor. Meters using amplifiers can measure tiny voltages...10 KB (1,293 words) - 20:41, 26 May 2024
adjusted until the bridge is "balanced" and no current flows through the galvanometer Vg. At this point, the potential difference between the two midpoints...11 KB (1,373 words) - 17:48, 25 August 2024- of the galvanometer is observed and the sliding tap adjusted until the galvanometer no longer deflects from zero. At that point the galvanometer draws...9 KB (1,214 words) - 05:27, 10 July 2024
E-meter (redirect from Psycho-galvanometer)than has ever been built before, under the trademarked name of Physio-galvanometer, or O-Meter. It has very little in common with the old type E-Meter....57 KB (6,699 words) - 19:44, 6 September 2024
required. While waiting for the next voyage, he developed his mirror galvanometer, an extremely sensitive instrument, much better than any until then....47 KB (5,959 words) - 22:08, 2 September 2024
Laser projector (section Galvanometer scanners)professional use. It consists of a housing that contains lasers, mirrors, galvanometer scanners, and other optical components. A laser projector may contain...10 KB (1,351 words) - 16:28, 19 April 2024
In 1825 he developed the astatic galvanometer. Nobili's Galvanometer Schematics of Nobili's Galvanometer Galvanometer on display at MHS Geneva He worked...4 KB (367 words) - 20:41, 15 November 2023
French physician, physicist and inventor of the moving-coil D'Arsonval galvanometer and the thermocouple ammeter. D'Arsonval was an important contributor...4 KB (377 words) - 17:15, 6 July 2023
Beginning in 1901, Einthoven completed a series of prototypes of a string galvanometer. This device used a very thin filament of conductive wire passing between...11 KB (975 words) - 04:31, 11 June 2024
galvanometer was invented by the French engineer Clément Ader. In 1901, Einthoven, working in Leiden, the Netherlands, used the string galvanometer:...90 KB (9,975 words) - 05:48, 12 August 2024
from 1907. The first moving-pointer current-detecting device was the galvanometer in 1820. These were used to measure resistance and voltage by using a...52 KB (6,835 words) - 07:35, 4 September 2024- scanner or so-called resonant galvanometer scanners - or to a freely addressable motion, as in servo-controlled galvanometer scanners. One also uses the...10 KB (1,293 words) - 07:45, 19 May 2024
Chart recorder (section Galvanometer instruments)high-speed recorder used beams of ultraviolet light reflected off mirror galvanometers, directed at light-sensitive paper. The earliest instruments derived...12 KB (1,777 words) - 16:58, 9 June 2024
