air-to-air measurement

  • 1air watt —    an engineering unit used to express the effective cleaning power of a vacuum cleaner or central vacuum system. The air watt is practically the same as the ordinary watt. Measurements of vacuum power, however, are computed from English units… …

    Dictionary of units of measurement

  • 2air mass —    a unit used in astronomy in measuring the absorption of light from the stars by the atmosphere. One air mass is the amount of absorption of light from a star directly overhead (at the zenith). The absorption of light from other stars is… …

    Dictionary of units of measurement

  • 3Measurement and Signature Intelligence — Measurement and Signature Intelligence, or MASINT, refers to intelligence gathering activities that bring together disparate elements that do not fit within the definitions of the major disciplines mentioned above. As a means of collecting… …

    Wikipedia

  • 4Measurement and signature intelligence — (MASINT) is a branch of intelligence gathering activities. MASINT, may have aspects of intelligence analysis management, since certain aspects of MASINT, such as the analysis of electromagnetic radiation received by signals intelligence are more… …

    Wikipedia

  • 5Air Force Reserve Officer Training Corps — (AFROTC) is one of the three commissioning sources for officers in the United States Air Force, the other two being the Air Force Academy and Officer Training School. It is the largest and oldest source of commissioned officers for the Air Force… …

    Wikipedia

  • 6Air Force Intelligence, Surveillance and Reconnaissance Agency — emblem Active June 8, 2007 …

    Wikipedia

  • 7Air Movement and Control Association — The Air Movement and Control Association International, Inc. (AMCA; pronounced Am Cah ) is a nonprofit organization that creates standards for, tests, and rates Heating, Ventilating, and Air Conditioning (HVAC) equipment. It is best known for its …

    Wikipedia

  • 8Air Force Metrology and Calibration Program Office — AFMETCAL (Air Force METrology and CALibration Program Office), located in Heath, Ohio is the primary manager of metrology services for the U.S. Air Force. It retains engineering authority for all calibrations performed in the PMEL labs throughout …

    Wikipedia

  • 9Air University (Pakistan) — Infobox University name =Air University established =2002 type =Public endowment = staff = faculty = chancellor =Air Marshal Qazi Javed Ahmed rector = pro rector = students = undergrad = postgrad = doctoral = profess = city =Islamabad state =… …

    Wikipedia

  • 10Measurement microphone calibration — In order to take a scientific measurement with a microphone, its precise sensitivity must be known (in volts per Pascal). Since this may change over the lifetime of the device, it is necessary to regularly calibrate measurement microphones. This… …

    Wikipedia