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  2. Output signal switching device - Wikipedia

    en.wikipedia.org/wiki/Output_Signal_Switching_Device

    The non-tripped state is typically 24 VDC, and the tripped state (when the safety barrier has been violated) 0 VDC. If a wire were to break between the light curtain and the safety relay, the safety relay would trip to the safe state. The OSSD outputs are self-checked. In the non-tripped state, the outputs periodically pulse low.

  3. Office of the Secretary of Defense Identification Badge

    en.wikipedia.org/wiki/Office_of_the_Secretary_of...

    The OSD Identification Badge. The Office of the Secretary of Defense Identification Badge is a military badge issued to members of the United States armed forces who are permanently assigned to the Office of the Secretary of Defense (OSD) and its subordinate offices, and in addition, to some of the Defense Agencies and Department of Defense Field Activities.

  4. Coaxial power connector - Wikipedia

    en.wikipedia.org/wiki/Coaxial_power_connector

    There are a number of sizes listed below that appear to be quite similar, and while the tolerances of these connectors are typically indicated as ±0.05 or ±0.03 mm by the manufacturers, there is still ambiguity as to whether two sizes differing by only 0.05 mm (or where the specification is only given to the nearest 0.10 mm) warrants listing ...

  5. OSD - Wikipedia

    en.wikipedia.org/wiki/OSD

    Object storage device, computer data storage device that manages data as objects; Online standards development, platform for the development of standards of the International Electrotechnical Commission

  6. Electronic Key Management System - Wikipedia

    en.wikipedia.org/wiki/Electronic_Key_Management...

    The Electronic Key Management System (EKMS) is a United States National Security Agency led program responsible for Communications Security key management, accounting, and distribution. Specifically, EKMS generates and distributes electronic key material for all NSA encryption systems whose keys are loaded using standard fill devices, and ...

  7. Advanced Precision Kill Weapon System - Wikipedia

    en.wikipedia.org/wiki/Advanced_Precision_Kill...

    The WGU-59/B mid-body guidance unit is equipped with DASALS seeker optics which deploy 0.5 seconds after launch. They are attached in between the Mk 66 Mod 4 rocket motor and a warhead and fuze, which increases length by 18.5 in (47 cm) and weight by 9 lb (4.1 kg) over the legacy Hydra system. [5]

  8. M1156 Precision Guidance Kit - Wikipedia

    en.wikipedia.org/wiki/M1156_Precision_Guidance_Kit

    The PGK is compatible with various 155 mm artillery stockpiles to reduce dispersion. It was demonstrated on German DM111 shells in September 2014 fired from a PzH2000 self-propelled howitzer. From a distance of 27 km (17 mi), 90 percent of the PGK-equipped German shells landed within 5 meters of the target.

  9. Backscatter X-ray - Wikipedia

    en.wikipedia.org/wiki/Backscatter_X-ray

    The dose-penetration experiment shows that 5 and 50 mm (0.20 and 1.97 in) plastic samples absorb 5% and 50% of the beam intensity respectively, whereas the imaging penetration experiment shows that 4.8 and 10 mm (0.19 and 0.39 in) plastic samples reduce the image darkness by 23% and 50% respectively.