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U.S. Department of Health and Human Services

Radiation-Emitting Products

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Radiation output must be measured "at any SID where the system is designed to operate." Does this mean that I must measure the output at all possible SID settings?

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No. Since the maximum SID setting represents the "worst case" scenario, radiation output needs to be measured only at the maximum SID setting.

Back to Radiation Output - Annual Quality Control Test

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