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  2. Distance measuring equipment - Wikipedia

    en.wikipedia.org/wiki/Distance_measuring_equipment

    An airplane's DME interrogator uses frequencies from 1025 to 1150 MHz. DME transponders transmit on a channel in the 962 to 1213 MHz range and receive on a corresponding channel between 1025 and 1150 MHz. The band is divided into 126 channels for interrogation and 126 channels for reply. The interrogation and reply frequencies always differ by ...

  3. Identification friend or foe - Wikipedia

    en.wikipedia.org/wiki/Identification_friend_or_foe

    To solve this problem, a delay is added to the response signal that varies based on the code sent from the interrogator. When received by an enemy that does not see the interrogation pulse, which is generally the case as they are often below the radar horizon , this causes a random displacement of the return signal with every pulse.

  4. Tactical air navigation system - Wikipedia

    en.wikipedia.org/wiki/Tactical_air_navigation_system

    Typical US Air Force TACAN site using a dB Systems Model 900E TACAN Antenna. A tactical air navigation system, commonly referred to by the acronym TACAN, is a navigation system initially designed for naval aircraft to acquire moving landing platforms (i.e., ships) and later expanded for use by other military aircraft.

  5. List of professional designations in the United States

    en.wikipedia.org/wiki/List_of_professional...

    Senior Living Certification Commission (SLCC) is a nonprofit corporation, autonomous from Argentum, with its own governing Board of Commissioners. SLCC offers a voluntary certification program for assisted living executive directors. Certified Healthcare Simulation Educator: CHSE Society for Simulation in Healthcare

  6. Certification and Accreditation - Wikipedia

    en.wikipedia.org/wiki/Certification_and...

    Certification is a comprehensive evaluation of a process, system, product, event, or skill, typically measured against some existing norm or standard.Industry and/or trade associations will often create certification programs to test and evaluate the skills of those performing services within the interest area of that association.

  7. VOR/DME - Wikipedia

    en.wikipedia.org/wiki/VOR/DME

    A VOR/DME ground station in Germany In radio navigation , a VOR/DME is a radio beacon that combines a VHF omnidirectional range (VOR) with a distance-measuring equipment (DME). [ 1 ] The VOR allows the receiver to measure its bearing to or from the beacon, while the DME provides the slant distance between the receiver and the station.

  8. High-Value Detainee Interrogation Group - Wikipedia

    en.wikipedia.org/wiki/High-Value_Detainee...

    The High-Value Detainee Interrogation Group (HIG) is a U.S. three-agency intelligence-gathering entity that brings together intelligence professionals from the Federal Bureau of Investigation (FBI), the Central Intelligence Agency (CIA), and the United States Department of Defense (DoD).

  9. Logo for the International Certification Accreditation Council (ICAC) The International Certification Accreditation Council (ICAC) is an alliance of organizations dedicated to assuring competency, professional management, and service to the public by encouraging and setting standards for licensing, certification, and credentialing programs.