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CAMERA_SHUTTER_CONTROL

2014-11-25 19:38  
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CAMERA_SHUTTER_CONTROL
Keeps camera shutter open for predetermined time, to photograph scope as radiation pellet moves past a succession of radiation detector tubes facing conveyor belt. Pellet interrupts light beam to start sweep. RS and C1 control reset time of sweep.-R. L. Nuckolls, Slow Sweep Generator Controls Camera Shutter, Electronics, 38:16, p 82.