Technique employs computer-controlled light-emitting diode (LED), precision machined mask, and analog-to-digital coverter (ADC). Computer turns on LED which floods masked face of tube. Intensity pattern, generated as tube is electromagnetically swept, is fed to ADC which controls tube calibration.
Calibration of image dissector tubes
NASA Tech Briefs ; 1 , 1
1976-03-01
Miscellaneous
No indication
English
NTIS | 1973
|NTRS | 1973
|Image dissector tube development
NTRS | 1966
|Multi-spectral image dissector camera system
NTRS | 1972
NTRS | 1972
|