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  2. S meter - Wikipedia

    en.wikipedia.org/wiki/S_meter

    IARU Region 1 Technical Recommendation R.1 defines S9 for the HF bands to be a receiver input power of -73 dBm. This is a level of 50 microvolts at the receiver's antenna input assuming the input impedance of the receiver is 50 ohms. For VHF bands the recommendation defines S9 to be a receiver input power of -93 dBm. This is the equivalent of 5 ...

  3. Staff (military) - Wikipedia

    en.wikipedia.org/wiki/Staff_(military)

    A military staff or general staff (also referred to as army staff, navy staff, or air staff within the individual services) is a group of officers, enlisted, and civilian staff who serve the commander of a division or other large military unit in their command and control role through planning, analysis, and information gathering, as well as by relaying, coordinating, and supervising the ...

  4. Para-swimming classification - Wikipedia

    en.wikipedia.org/wiki/Para-swimming_classification

    Swimmers with physical disabilities are divided into ten classes based on their degree of functional disability: S1, S2, S3, S4, S5, S6, S7, S8, S9 and S10. The lower number indicates a greater degree of impairment. Those with visual impairments are placed in classes S11, S12 and S13. Class S15 is for athletes with hearing loss.

  5. S9 (classification) - Wikipedia

    en.wikipedia.org/wiki/S9_(classification)

    S9, SB8, SM9 are para-swimming classifications used for categorizing swimmers based on their level of disability. Swimmers in this class generally have severe weakness in one leg. Swimmers in this class generally have severe weakness in one leg.

  6. Standard for the Uniform Scheduling of Medicines and Poisons

    en.wikipedia.org/wiki/Standard_for_the_Uniform...

    Schedule 9 (S9) drugs and poisons are substances and preparations that, by law, may only be used for research purposes. The sale, distribution, use, and manufacture of such substances without a permit is strictly prohibited by law. Permits for research uses on humans must be approved by a recognised ethics committee on human research. Examples ...

  7. SREC (file format) - Wikipedia

    en.wikipedia.org/wiki/SREC_(file_format)

    S9: Start Address (Termination) 16-bit Address This record contains the starting execution location at a 16-bit address. [4] [5] This is used to terminate a series of S1 records. [3] If a SREC file is only used to program a memory device and the execution location is ignored, then an address of zero could be used.

  8. List of Nanjing Metro stations - Wikipedia

    en.wikipedia.org/wiki/List_of_Nanjing_Metro_stations

    Lines S7 and S9, respectively connecting the far southern districts of Lishui and Gaochun to Line S1, opened on May 26, 2018 [25] and December 30, 2017, [26] respectively. Line S6 opened in December 2021, extending the Nanjing Metro system outside of Nanjing city limits for the first time.

  9. Rhine-Main S-Bahn - Wikipedia

    en.wikipedia.org/wiki/Rhine-Main_S-Bahn

    The City Tunnel Offenbach is 3.7 kilometres (2.3 mi) long and has three underground stations, which are served by the lines S1, S2, S8 and S9. Opening: 1995 There is a 2.2 kilometres (1.4 mi) long tunnel at the airport, which passes under several highways and buildings and has a three-track subterranean regional train station below the airport ...