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Rod and dish cathode improves penning-type vacuum gageImproved penning-type ionization gage provides range and sensitivity required to measure gas pressure below .01 torr under high vacuum conditions. The gage uses a highly conductive cathode composed of two disks of high magnetic permeability separated by a rod of low magnetic permeability.
Document ID
19660000082
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Peppin, G. B.
Date Acquired
August 3, 2013
Publication Date
March 1, 1966
Subject Category
Electronic Components And Circuits
Report/Patent Number
GSC-447
Report Number: GSC-447
Accession Number
66B10082
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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