This document describes safety instructions and general precautions to be taken in using electron tubes. The document also calls attention to handling and use of electron tubes by both users and engineers involved in the design, manufacture and maintenance of microwave equipment.
Personnel involved in designing and manufacturing equipment using electron tubes should take protective measures necessary to deal with any conceivable danger. Adequate care should be exercised when using and maintaining such equipment. Read this document in conjunction with the documentation accompanying the product.
All personnel should be aware that it is extremely dangerous to take action which voids protective measures for electron tubes described in this document. The user is cautioned not to take such action, but to observe all "CAUTION" labels.
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