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  2. List of scams - Wikipedia

    en.wikipedia.org/wiki/List_of_scams

    The scam's return address is a drop box; the rest of the contact information is fictional or belongs to an innocent third party. The original dry cleaning shop, which has nothing to do with the scheme, receives multiple irate enquiries from victimised restaurateurs. [19] [20]

  3. Utility scam - Wikipedia

    en.wikipedia.org/wiki/Utility_scam

    Some scam artists can disguise their phone number to make it look as though the real utility company is calling. Some scammers "use the legitimate company’s hold music and typical automated introduction to deceive customers who call them back." [3] Some scammers can mimic what a legitimate utility company employee may sound like. [4]

  4. Resistive opto-isolator - Wikipedia

    en.wikipedia.org/wiki/Resistive_opto-isolator

    Opto-isolator VTL2C1 with LED input and photoresistor output. Resistive opto-isolator (RO), also called photoresistive opto-isolator, vactrol (after a genericized trademark introduced by Vactec, Inc. in the 1960s), analog opto-isolator [notes 1] or lamp-coupled photocell, [1] is an optoelectronic device consisting of a source and detector of light, which are optically coupled and electrically ...

  5. Twilight switch - Wikipedia

    en.wikipedia.org/wiki/Twilight_switch

    A twilight switch is an electronic component that allows the automatic activation of a lighting circuit when natural light drops in a given environment. Among a large number of uses, the most common is to enable automatic lighting of streets, roads, highways, roads, gardens, courtyards, etc., when sunlight drops below a certain level (e.g.: a ...

  6. Photoresistor - Wikipedia

    en.wikipedia.org/wiki/Photoresistor

    Three photoresistors with scale in mm Large CdS photocell from a street light. A photoresistor is less light-sensitive than a photodiode or a phototransistor.The latter two components are true semiconductor devices, while a photoresistor is a passive component that does not have a PN-junction.

  7. How a Fake Brad Pitt Scam Resulted in Money Lost and Arrests

    www.aol.com/fake-brad-pitt-scam-resulted...

    How a Fake Brad Pitt Scam Resulted in Money Lost and Arrests. Anna Gordon. September 25, 2024 at 3:09 PM. ... and built up psychological profiles of the potential victims. They chose the two women ...