Method and device for stabilizing photomultiplier tubes of a rad

Details Method and device for stabilizing photomultiplier tubes of a rad Method and device for stabilizing photomultiplier tubes of a rad

1983-11-09

1986-08-12

Smith, Alfred E.

Radiant energy

Invisible radiant energy responsive electric signalling

With or including a luminophor

250362, 250369, G01T 1202

Patent

active

046058567

ABSTRACT:
A method and device for stabilizing photomultiplier tubes of a radiation image device against drift by illuminating the photomultiplier tubes with light. A certain number of the photomultiplier tubes are arranged in an array for final application. Then the complete array is illuminated for a certain time period with light having an intensity to produce an average anode current in the photomultiplier tubes which is in the range of 1 to 50 .mu.A.

REFERENCES:
patent: 4047034 (1977-09-01), Auphan
patent: 4341427 (1982-07-01), Tomasetti et al.

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