This standard describes test methods for photomultiplier tubes with discrete dynodes.
SJ/Z 9011.4-1987 history
1970SJ/Z 9011.4-1987 Measurement of photosensitive devices--Part 4: Methods of measurement for photomultipliers
SJ/Z 9011.4-1987 Measurement of photosensitive devices--Part 4: Methods of measurement for photomultipliers was changed to GB/T 7270-1987 Methods of measurement for photomultiplier tubes.