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  2. FD-Composites ArrowCopter - Wikipedia

    en.wikipedia.org/wiki/FD-Composites_ArrowCopter

    The ArrowCopter was designed to comply with British BCAR Section T rules. It features a single main rotor, a two-seats in tandem configuration enclosed cockpit with a bubble canopy, stub wings, tricycle landing gear and a four-cylinder, liquid and air-cooled, four-stroke, dual-ignition turbocharged 115 hp (86 kW) Rotax 914 engine in pusher configuration.

  3. AC 20-152 - Wikipedia

    en.wikipedia.org/wiki/AC_20-152

    The Advisory Circular AC 20-152A, Development Assurance for Airborne Electronic Hardware, identifies the RTCA-published standard DO-254 as defining "an acceptable means, but not the only means" to secure FAA approval of electronic hardware for use within the airspace subject to FAA authority. With the 2022 release of Revision A, this Advisory ...

  4. Pecora - Wikipedia

    en.wikipedia.org/wiki/Pecora

    Pecora is an infraorder of even-toed hoofed mammals with ruminant digestion. Most members of Pecora have cranial appendages projecting from their frontal bones ; only two extant genera lack them, Hydropotes and Moschus . [ 2 ]

  5. Category:Pecora - Wikipedia

    en.wikipedia.org/wiki/Category:Pecora

    Articles relating to the Pecora, an infraorder of even-toed hoofed mammals with ruminant digestion. Most members of Pecora have cranial appendages projecting from their frontal bones; only two extant genera lack them, Hydropotes and Moschus.

  6. AC 20-115 - Wikipedia

    en.wikipedia.org/wiki/AC_20-115

    The Advisory Circular AC 20-115( ), Airborne Software Development Assurance Using EUROCAE ED-12( ) and RTCA DO-178( ) (previously Airborne Software Assurance), recognizes [1] the RTCA published standard DO-178 as defining a suitable means for demonstrating compliance for the use of software within aircraft systems.

  7. Fourier-transform infrared spectroscopy - Wikipedia

    en.wikipedia.org/wiki/Fourier-transform_infrared...

    Fourier transform infrared spectroscopy (FTIR) [1] is a technique used to obtain an infrared spectrum of absorption or emission of a solid, liquid, or gas. An FTIR spectrometer simultaneously collects high-resolution spectral data over a wide spectral range.

  8. IEC 60320 - Wikipedia

    en.wikipedia.org/wiki/IEC_60320

    A variety of different kinds of IEC 60320 plugs and sockets. IEC 60320 Appliance couplers for household and similar general purposes [1] is a set of standards from the International Electrotechnical Commission (IEC) specifying non-locking connectors for connecting power supply cords to electrical appliances of voltage not exceeding 250 V (a.c.) and rated current not exceeding 16 A. [1 ...

  9. Glossary of HVAC terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_HVAC_terms

    Abbreviated ACH or ac/hr. air conditioner. An appliance, system, or mechanism designed to dehumidify and extract heat from an area. Usually this term is reserved for ...