enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. List of active duty United States four-star officers - Wikipedia

    en.wikipedia.org/wiki/List_of_active_duty_United...

    Members of the Joint Chiefs of Staff render a salute during the departure ceremony at Andrews Air Force Base for former President Ronald Reagan, 11 June 2004.. There are currently 38 active-duty four-star officers in the uniformed services of the United States: 11 in the Army, three in the Marine Corps, eight in the Navy, 12 in the Air Force, three in the Space Force, one in the Coast Guard ...

  3. List of United States Air Force four-star generals - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States_Air...

    It ranks above lieutenant general (three-star general) and below general of the Air Force (five-star general). There have been 237 four-star generals in the history of the U.S. Air Force. Of these, 233 achieved that rank while on active duty, 3 were promoted after retirement, and one was promoted posthumously.

  4. List of active duty United States Air Force major generals

    en.wikipedia.org/wiki/List_of_active_duty_United...

    Subordinate to Air Force Materiel Command: Air Force Installation and Mission Support Center: Commander, Air Force Installation and Mission Support Center (AFIMSC) Air Force Materiel Command (AFMC) Major General John J. Allen Jr. [115] U.S. Air Force: Cyber and Networks Directorate, Air Force Life Cycle Management Center

  5. Schumann resonances - Wikipedia

    en.wikipedia.org/wiki/Schumann_resonances

    The global electromagnetic resonance phenomenon is named after physicist Winfried Otto Schumann who predicted it mathematically in 1952. Schumann resonances are the principal background in the part of the electromagnetic spectrum [2] from 3 Hz through 60 Hz [3] and appear as distinct peaks at extremely low frequencies around 7.83 Hz (fundamental), 14.3, 20.8, 27.3, and 33.8 Hz.

  6. List of United States Air Force lieutenant generals since 2020

    en.wikipedia.org/wiki/List_of_United_States_Air...

    All 66 achieved that rank while on active duty in the U.S. Air Force. Lieutenant generals entered the Air Force via several paths: 29 were commissioned via the U.S. Air Force Academy (USAFA), 22 via Air Force Reserve Officer Training Corps (AFROTC) at a civilian university, eight via Air Force Officer Training School (OTS), three via direct ...

  7. Extremely low frequency - Wikipedia

    en.wikipedia.org/wiki/Extremely_low_frequency

    The fundamental Schumann resonance is at approximately 7.83 Hz, the frequency at which the wavelength equals the circumference of the Earth, and higher harmonics occur at 14.1, 20.3, 26.4, and 32.4 Hz, etc. Lightning strikes excite these resonances, causing the Earth–ionosphere cavity to "ring" like a bell, resulting in a peak in the noise ...

  8. 544th Intelligence, Surveillance and Reconnaissance Group

    en.wikipedia.org/wiki/544th_Intelligence...

    Personnel from the 544th Air Reconnaissance Technical Wing at Offutt AFB, then the highest-level strategic planning office in the U.S. Air Force, have corroborated reports that the Israeli Defense Forces knew they were attacking an American ship during the 1967 USS Liberty incident. Captain Steve Forslund, an intelligence analyst, recalled ...

  9. Legislative history of United States four-star officers from ...

    en.wikipedia.org/wiki/Legislative_history_of...

    The Air Force had been authorized 9 four-star generals for positions within the service by the 2010 NDAA, corresponding in 2017 to the Air Force chief and vice chief of staff (CSAF, VCSAF); the commanders of Air Combat Command (ACC), Air Mobility Command (AMC), Air Force Materiel Command (AFMC), Air Force Space Command (AFSPC), and Air Force ...