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An Electromechanical Feedback Device for Fine Control of a Platform Position

 

作者: H. M. B. Bird,   G. C. Dixon,   J. W. Knowles,  

 

期刊: Review of Scientific Instruments  （AIP Available online 1970）
卷期: Volume 41, issue 2  

页码: 198-199

 

ISSN:0034-6748

 

年代: 1970

 

DOI:10.1063/1.1684467

 

出版商: AIP

 

数据来源: AIP

 

摘要:

The thermal expansion or magnetostriction of wires controlled by a feedback circuit is used to compensate for the effect of environmental disturbance on a movable platform. The system provides linear control of the platform position to plus or minus a few angstroms and angular control to plus or minus a few milliarc‐seconds.

 

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