FIELD: instrumentation engineering. SUBSTANCE: device has modulated light source, photomultiplier, filter, comparison circuit, storage elements, controlled power supply source, photodiode connected in compliance with proposed diagram. It is aimed at stabilization of conversion factor of photomultiplier under effects of various destabilizing factor including background radiation. EFFECT: expanded application field. 1 dwg
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Authors
Dates
1994-11-30—Published
1987-08-04—Filed