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Cooled low‐noise preamplifier for a bolometer

 

作者: H. P. Gush,   M. Halpern,   S. Knotek,  

 

期刊: Review of Scientific Instruments  （AIP Available online 1992）
卷期: Volume 63, issue 1  

页码: 90-92

 

ISSN:0034-6748

 

年代: 1992

 

DOI:10.1063/1.1143776

 

出版商: AIP

 

数据来源: AIP

 

摘要:

A preamplifier has been built for use within a cryogenic system operating at a temperature of 2 K. The input stage is a 2N6483 JFET operating near 100 K. The equivalent input noise is less than 8 nV/Hz1/2at a frequency of 10 Hz.

 

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