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  2. A new technique can detect newer 4G 'stingray' cell phone ...

    techcrunch.com/2020/08/05/crocodile-hunter-4g...

    Newer cell site simulators, called “Hailstorm” devices, take advantage of similar flaws in 4G that let police snoop on newer phones and devices. Some phone apps claim they can detect stingrays ...

  3. Stingray use in United States law enforcement - Wikipedia

    en.wikipedia.org/wiki/Stingray_use_in_United...

    The use of stingrays by United States law enforcement is an investigative technique used by both federal and local law enforcement in the United States to obtain information from cell phones by mimicking a cell phone tower. The devices which accomplish this are generically known as IMSI-catchers, but are commonly called stingrays, a brand sold ...

  4. US lawmakers want to restrict police use of 'Stingray' cell ...

    www.engadget.com/cell-site-simulator-act-2021...

    More commonly known as Stingrays, police frequently use IMSI catchers and cell-site simulators to collect information on suspects and intercept calls, SMS messages and other forms of communication ...

  5. Radar beacon - Wikipedia

    en.wikipedia.org/wiki/Radar_beacon

    Radar beacon. Racon signal as seen on a radar screen. This beacon receives using sidelobe suppression and transmits the letter "Q" in Morse code near Boston Harbor (Nahant) 17 January 1985. Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1 ...

  6. ANSI device numbers - Wikipedia

    en.wikipedia.org/wiki/ANSI_device_numbers

    The device numbers are enumerated in ANSI/IEEE Standard C37.2 "Standard for Electrical Power System Device Function Numbers, Acronyms, and Contact Designations". Many of these devices protect electrical systems and individual system components from damage when an unwanted event occurs such as an electrical fault.

  7. US police agencies have been using a low-cost surveillance ...

    www.engadget.com/us-police-agencies-low-cost...

    Police and law enforcement agencies, even in small areas with fewer than 100,000 residents, have been using a low-cost phone tracking tool called Fog Reveal, according to AP and the EFF. AP has ...

  8. Lumineye helps first responders identify people through walls

    techcrunch.com/2019/08/16/lumineye-helps-first...

    Lumineye’s device can detect humans through walls using radio frequencies. Lumineye has just started its pilot programs, and recently spent a Saturday at a FEMA event testing out the the device ...

  9. List of airline codes - Wikipedia

    en.wikipedia.org/wiki/List_of_airline_codes

    Transportes Aéreos e Cargas, code no longer allocated ARO Acero Taxi: ACERO Mexico VX AES ACES Colombia: ACES Colombia defunct BVR ACM Air Charter: BAVARIAN Germany BJT ACM Aviation: BAY JET United States CRV Acropolis Aviation: ACROPOLIS United Kingdom ORS Action Air: AVIATION SERVICE Italy ICAO Code no longer allocated, defunct AXQ