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  2. Radar beacon - Wikipedia

    en.wikipedia.org/wiki/Radar_beacon

    Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1] – defined as "A transmitter-receiver associated with a fixed navigational mark which, when triggered by a radar, automatically returns a distinctive signal which can appear on the display of the ...

  3. Identification friend or foe - Wikipedia

    en.wikipedia.org/wiki/Identification_friend_or_foe

    Model XAE IFF kit, the first radio recognition IFF system in the U.S. Identification, friend or foe (IFF) is a combat identification system designed for command and control. It uses a transponder that listens for an interrogation signal and then sends a response that identifies the broadcaster. IFF systems usually use radar frequencies, but ...

  4. Aviation transponder interrogation modes - Wikipedia

    en.wikipedia.org/wiki/Aviation_transponder...

    The aviation transponder interrogation modes are the standard formats of pulsed sequences from an interrogating Secondary Surveillance Radar (SSR) or similar Automatic Dependent Surveillance-Broadcast (ADS-B) system. The reply format is usually referred to as a "code" from a transponder, which is used to determine detailed information from a ...

  5. USS Enterprise (NCC-1701) - Wikipedia

    en.wikipedia.org/wiki/USS_Enterprise_(NCC-1701)

    [22] [23] Jefferies rejected 3, 6, 8, and 9 as "too easily confused" on screen; [23] he eventually reasoned the Enterprise was the first vessel of Starfleet's 17th starship design, hence 1701. [24] The Making of Star Trek explains that USS means "United Space Ship" and that " Enterprise is a member of the Starship Class". [ 25 ]

  6. Raybird-3 - Wikipedia

    en.wikipedia.org/wiki/Raybird-3

    Raybird-3 (ACS-3) is an unmanned aircraft system designed for various long-term missions and ISTAR operations. It corresponds to the class I of NATO classification and the Armed Forces of Ukraine. [a] Created by APC "Skyeton". Raybird-3 is the name of the aviation system for dual-use; ACS-3 is the name of the military version. [3][4]

  7. Sexual practices between women - Wikipedia

    en.wikipedia.org/wiki/Sexual_practices_between_women

    Female-performed anilingus on her partner. Stimulation of the clitoris or other parts of the vulva by using the lips and tongue (cunnilingus) is a commonly practiced form of oral sex between women. [11][12] Using the tongue and lips to stimulate the anus (anilingus) is less often practiced. [12][13] Manual sex between women involves fingering ...

  8. Sonic Jam - Wikipedia

    en.wikipedia.org/wiki/Sonic_Jam

    At the Tokyo Game Show in early 1997, Sega announced Project Sonic, a promotional campaign aimed at increasing market awareness of the Sonic the Hedgehog brand. [6] Yuji Naka, the co-creator of Sonic, said that "phase one" would introduce Sonic Jam as a compilation of games with several improvements rather than being direct ports.

  9. Dark web - Wikipedia

    en.wikipedia.org/wiki/Dark_Web

    The dark web has often been confused with the deep web, the parts of the web not indexed (searchable) by search engines. The term dark web first emerged in 2009; however, it is unknown when the actual dark web first emerged. [11] Many internet users only use the surface web, data that can be accessed by a typical web browser. [12]