MIL-STD-1249, MILITARY STANDARD: PROCEDURES FOR THE FUNCTIONAL CATEGORIZATION OF GUIDED MISSILE ELECTRICAL AND ELECTRONIC TEST FUNCTION TERMS (25 JUL 1966) [NO S/S DOCUMENT]., The scope of the categorization procedures contained in this military standard covers the functional classification of the inherent electrical or electronic test function capabilities of an item and the delineation of its pertinent characteristics. The technical data resulting from these categorization procedures will provide the government with the documentation necessary to revise MIL-HDBK-142 to reflect technological advances and changes in military requirements for this type of equipment.