Servo-amplifiers for ion current measurement in mass spectrometry

Journal of Scientific Instruments
By: , and 

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Abstract

A servo-voltmeter can provide a useful alternative to the d.c. amplifier or vibrating reed electrometer for the accurate measurement of mass spectrometer ion currents, and has some advantages which recommend its use in certain applications. A generalized analysis based on servomechanism theory is presented as an aid for understanding the design criteria for this type of device. Two existing systems are described and their operation and performance are examined.
Publication type Article
Publication Subtype Journal Article
Title Servo-amplifiers for ion current measurement in mass spectrometry
Series title Journal of Scientific Instruments
DOI 10.1088/0950-7671/42/6/305
Volume 42
Issue 6
Year Published 1965
Language English
Larger Work Type Article
Larger Work Subtype Journal Article
Larger Work Title Journal of Scientific Instruments
First page 390
Last page 394
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