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  2. 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 ...

  3. Laser designator - Wikipedia

    en.wikipedia.org/wiki/Laser_designator

    A laser designator is a laser light source which is used to designate a target. Laser designators provide targeting for laser-guided bombs, missiles, or precision artillery munitions, such as the Paveway series of bombs, AGM-114 Hellfire, or the M712 Copperhead round, respectively. When a target is marked by a designator, the beam is invisible ...

  4. Type Allocation Code - Wikipedia

    en.wikipedia.org/wiki/Type_Allocation_Code

    The Type Allocation Code (TAC) is the initial eight- digit portion of the 15-digit IMEI and 16-digit IMEISV codes used to uniquely identify wireless devices. The Type Allocation Code identifies a particular model (and often revision) of wireless telephone for use on a GSM, UMTS, LTE, 5G NR, iDEN, Iridium or other IMEI-employing wireless network.

  5. Google announces new scam detection tools that provide real ...

    www.engadget.com/google-announces-new-scam...

    Everything happens on the device, so it stays private. This feature isn’t coming to Android 15 right away and the company says it’ll share more details later in the year. We do know that ...

  6. 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 ...

  7. TechCrunch has obtained leaked lists containing the IMEI number or the unique device advertising ID collected from every device compromised by TheTruthSpy prior to and including December 2023.

  8. Axion Ray's AI attempts to detect product flaws to prevent ...

    techcrunch.com/2024/03/12/axion-rays-ai-attempts...

    Axion Ray, a company developing an AI-powered product to detect and (with any luck) prevent recall-level product issues, has raised $17.5 million in new funding.

  9. Radar detector detector - Wikipedia

    en.wikipedia.org/wiki/Radar_detector_detector

    A radar detector detector (RDD) is a device used by police or law enforcement in areas where radar detectors are declared illegal. Radar detectors are built around a superheterodyne receiver, which has a local oscillator that radiates slightly.

  10. MIT sleep monitor can track people's sleeping positions using ...

    www.engadget.com/mit-bodycompass-sleep-monitor...

    A team of MIT researchers has developed a device that can monitor people’s sleep postures without having to use cameras or to stick sensors on their body. It’s a wall-mounted monitor the team ...

  11. ANSI device numbers - Wikipedia

    en.wikipedia.org/wiki/ANSI_device_numbers

    22 – Equalizer Circuit Breaker. 23 – Temperature control device, Heater. 24 – Volts per Hertz Relay. 25 – Synchronizing or Synchronism-check Device. 26 – Apparatus Thermal Device, Temperature Switch. 27 – Undervoltage Relay. 27P - Phase Undervoltage. 27S - DC Undervoltage Relay. 27TN - Third Harmonic Neutral Undervoltage.