PRODUCTION ENGINEERING MEASURE FOR COLUMBIUM CAPACITORS.
Quarterly rept. for 26 Sep 64-26 Jan 65,
SPRAGUE ELECTRIC CO NORTH ADAMS MASS
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The inspection and life testing of the ratings required for the preproduction run were completed. The results of these tests, together with the findings of studies conducted at Spragues own expense, indicate that columbium cannot be used as a direct replacement for tantalum in electrolytic capacitors. It is Spragues conclusion that the basis characteristics and limitations of columbium are such that the contract objectives are beyond the capability of the materia. Author