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The TSO authorization (also called TSOA) or a letter of TSO Design Approval does not necessarily convey approval for installation. [2] Similar standards are maintained by other aviation authorities. For example European Technical Standard Orders (ETSO) by EASA for the European Union, [3] with limited reciprocal equivalence on a per-country ...
TSA's seal when first established under the Department of Transportation Historical TSA design used on TSO uniform patch, coin, and Year of Service pins. The TSA was created largely in response to the terrorist attacks of September 11, 2001, which revealed weaknesses in existing airport security procedures. [6]
TSO may refer to: Science and technology. Technical Standard Order, a minimum performance standard issued by the FAA for certain items used on civil aircraft;
The Federal Aviation Administration (FAA) applies DO-178B as the document it uses for guidance to determine if the software will perform reliably in an airborne environment, [1] when specified by the Technical Standard Order (TSO) for which certification is sought.
The FAA published a significant revision to the U.S. manufacturing regulations on October 16, 2009. [17] This new rule eliminates some of the legal distinctions between forms of production approval issued by the FAA, which should have the effect of further demonstrating the FAA's support of the quality systems implemented by PMA manufacturers.
The FAA refers to the non-responsiveness of new and improved TSO C74c compliant transponders to Mode S compatible radars and TCAS as "The Terra Problem", and has issued Airworthiness Directives (ADs) against various transponder manufacturers, over the years, at various times on no predictable schedule.
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TSO technical standard order [2] FAA specification of quality standard. TSLOVH Time since last overhaul Normally measured in FH or EFH TSN Time since new Normally measured in FH or EFH for an aircraft, engine or component TTAF total time air frame TTL Tuned to Localizer: TTR TCAS II transmitter/receiver TTS Time to station TTSN total time since new