Operating Procedures for Precise Time and Time Interval Equipments Open PDF Document Details Document Type Technical Report Publication Date Feb 12, 1981 Accession Number ADA542914 Entities Organizations United States Naval Observatory Tags Communities of Interest Energy and Power Technologies Materials and Manufacturing Processes Space Weapons Technologies DTIC Thesaurus Topics Accuracy Artificial Satellites Astronautics Atomic Clocks Clocks Digital Communications Frequency Standards Global Positioning Systems Measurement Measuring Instruments Navigation Observatories Radio Transmission Repetition Rate Television Systems Time Intervals United States