本标准包含由陆军部、海军部和空军部联合选择的选定标准过滤器、网络样式和类型，按章节详细说明，用于其管辖范围内的军事装备的新设计和制造。

This standard contains selected standard filter & network styles & types, detailed by sections, chosen jointly by the Dept. of the Army, the Navy & the Air Force for use in new design & manufacture of military equip. under their jurisdiction.