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  2. Tactical Vest Antenna System - Wikipedia

    en.wikipedia.org/wiki/Tactical_vest_antenna_system

    The Tactical Vest Antenna System is designed to be concealed within Small Arms Protective Insert pouches found on contemporary body armor such as Interceptor body armor, Modular Tactical Vest, Full Spectrum Battle Equipment, Combat Integrated Releasable Armor System, Modular Body Armor Vest and virtually any other type of body armor that utilizes SAPI or ESAPI plates.

  3. Ocean Guardian - Wikipedia

    en.wikipedia.org/wiki/Ocean_Guardian

    Ocean Guardian is the manufacturer of Shark Shield shark repellent devices. The Ocean Guardian electronic devices create an electromagnetic field to deter shark attacks and are used by surfers , scuba divers , snorkelers , spearfishers , ocean kayak fishers , swimming areas off boats and for ocean fishing.

  4. Small Arms Protective Insert - Wikipedia

    en.wikipedia.org/wiki/Small_Arms_Protective_Insert

    ESBI or Enhanced S-SAPI plates can be replaced with size X-Small ESAPI plates (by unfolding an extension built into the bottom of the ESBI Carrier assembly for the U.S. Army and the S-SAPI Carrier assembly for U.S. Marines for OTVs), if permitted by the unit commander. [15] [16] ESBI plates: Small - 0.75 kg (1.65 lb) | 152 x 152 mm (6 x 6 in)

  5. Keystone module - Wikipedia

    en.wikipedia.org/wiki/Keystone_module

    The origin of the "Keystone" module may be traced back to US Patent 4261633 of Aug 27, 1979 for a "Wiring module for telephone jack" - by Amp Incorporated. [1] The module referred to in that patent was affixed by "A pair of diagonally inclined mounting flanges (which) include stepped, panel bearing surfaces .. at the outer free ends thereof."

  6. Slot antenna - Wikipedia

    en.wikipedia.org/wiki/Slot_antenna

    Slotted array UHF television broadcasting antenna. As shown by H. G. Booker in 1946, from Babinet's principle in optics a slot in a metal plate or waveguide has the same radiation pattern as a driven rod antenna whose rod is the same shape as the slot, with the exception that the electric field and magnetic field directions are interchanged; the antenna is a magnetic dipole instead of an ...

  7. Stunning drone video shows lemon sharks, stingrays ... - AOL

    www.aol.com/news/stunning-drone-video-shows...

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  8. Joint Tactical Information Distribution System - Wikipedia

    en.wikipedia.org/wiki/Joint_Tactical_Information...

    Joint Tactical Information Distribution System Users, 1990. The Joint Tactical Information Distribution System (JTIDS) is an L band Distributed Time Division Multiple Access (DTDMA) network radio system used by the United States Department of Defense and their allies to support data communications needs, principally in the air and missile defense community.

  9. Push-to-pull compression fittings - Wikipedia

    en.wikipedia.org/wiki/Push-to-pull_compression...

    A push-in compression coupling and tee.. Push-to-pull, push-to-connect, push-in, push-fit, or instant fittings are a type of easily removed compression fitting or quick connect fitting that allows an air (or water) line to be attached, nominally without the use of tools (a tool is still usually required for cutting tubing to length and removal).