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  2. United States partial military ban on intersex people - Wikipedia

    en.wikipedia.org/wiki/United_States_partial...

    The three are all intersex conditions and are as of now considered to be medically incompatible with military service in the United States. " DoDI " stands for " Department of Defense Instruction," the 6130.03 instruction concerns " Medical Standards for Appointment, Enlistment, or Induction in the Military Services " in the Armed Forces of the ...

  3. 10-meter band - Wikipedia

    en.wikipedia.org/wiki/10-meter_band

    The 10-meter band was allocated on a worldwide basis by the International Radiotelegraph Conference in Washington, DC, on 4 October 1927. [2] Its frequency allocation was then 28-30 MHz. A 300 kHz segment, from 29.700–30.000 MHz, was removed from the amateur radio allocation in 1947 by the International Radio Conference of Atlantic City.

  4. Engineering drawing abbreviations and symbols - Wikipedia

    en.wikipedia.org/wiki/Engineering_drawing...

    CAD: computer-aided design, computer-aided drafting; cadmium [plating]: CAGE: Commercial and Government Entity [code]: A CAGE code is a unique identifier to label an entity (that is, a specific government agency or corporation at a specific site) that is a CDA, ODA, or MFR of the part defined by the drawing.

  5. List of U.S. Air Force acronyms and expressions - Wikipedia

    en.wikipedia.org/wiki/List_of_U.S._Air_Force...

    This is a list of initials, acronyms, expressions, euphemisms, jargon, military slang, and sayings in common or formerly common use in the United States Air Force.Many of the words or phrases have varying levels of acceptance among different units or communities, and some also have varying levels of appropriateness (usually dependent on how senior the user is in rank).

  6. Skywave - Wikipedia

    en.wikipedia.org/wiki/Skywave

    On October 10, the Third National Radio Conference made three shortwave bands available to U.S. amateurs [8] at 80 meters (3.75 MHz), 40 meters (7 MHz) and 20 meters (14 MHz). These were allocated worldwide, while the 10-meter band (28 MHz) was created by the Washington International Radiotelegraph Conference [ 9 ] on 25 November 1927.

  7. WARC bands - Wikipedia

    en.wikipedia.org/wiki/WARC_bands

    The World Administrative Radio Conference (WARC) bands are three portions of the shortwave radio spectrum used by licensed and/or certified amateur radio operators. They consist of 30 meters (10.1–10.15 MHz), 17 meters (18.068–18.168 MHz), and 12 meters (24.89–24.99 MHz).

  8. Amateur radio propagation beacon - Wikipedia

    en.wikipedia.org/wiki/Amateur_radio_propagation...

    Several countries in ITU Region 1 have access to frequencies in the 70 MHz region, called the 4-meter band. The band shares many propagation characteristics with 6 meters. The preferred location for beacons is 70.000–70.090 MHz; [5] however, in countries where this segment is not allocated to Amateur Radio, beacons may operate elsewhere in ...

  9. Department of Defense Architecture Framework - Wikipedia

    en.wikipedia.org/wiki/Department_of_Defense...

    The complete set of performance parameters may not be known at the early stages of architecture definition, so it should be expected that this product will be updated throughout the system’s specification, design, development, testing, and possibly even its deployment and operations life-cycle phases. SV-8 Systems/Services Evolution Description