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  2. Long-range acoustic device - Wikipedia

    en.wikipedia.org/wiki/Long-range_acoustic_device

    Police utilized a Long Range Acoustic device to declare an unlawful assembly in downtown Phoenix, Arizona, on May 28, 2020, during the George Floyd protests. Multiple announcements were made in English and Spanish. [67] The Salisbury, Maryland Police Department acquired an LRAD in October 2013 with proceeds from their speed cameras. [68]

  3. Man who used megaphone to lead attack on police during ...

    www.aol.com/news/man-used-megaphone-lead-attack...

    A Washington state man who used a megaphone to orchestrate a mob’s attack on police officers guarding the U.S. Capitol was sentenced on Wednesday to more than seven years in prison. U.S ...

  4. Public address system - Wikipedia

    en.wikipedia.org/wiki/Public_address_system

    A late 19th-century speaking trumpet used by firefighters A small sports megaphone for cheering at sporting events, next to a 3 in (8 cm) cigarette lighter for scale. From the Ancient Greek era to the nineteenth century, before the invention of electric loudspeakers and amplifiers, megaphone cones were used by people speaking to a large audience, to make their voice project more to a large ...

  5. Columbus Division of Police - Wikipedia

    en.wikipedia.org/wiki/Columbus_Division_of_Police

    The Columbus Division of Police (CPD) is the primary law enforcement agency for the city of Columbus, Ohio, in the United States. It is the largest police department in Ohio, and among the twenty-five largest in the United States. [2] [3] It is composed of twenty precincts and numerous other investigative and support units. Chief Elaine Bryant ...

  6. Black Lives Matter activists slapped with massive fines for ...

    www.aol.com/black-lives-matter-activists-slapped...

    Racial justice activists are denouncing a Florida town where cops fined several people for using megaphones during Black Lives Matter protests, an apparent violation of a local noise ordinance.

  7. Megaphone - Wikipedia

    en.wikipedia.org/wiki/Megaphone

    An electric megaphone is a handheld public address system, an electronic device that amplifies the human voice like an acoustic megaphone, using electric power. It consists of a microphone to convert soundwaves into an electrical audio signal , an amplifier powered by a battery to increase the power of the audio signal, and a loudspeaker to ...

  8. Bitcoin's 2025 Outlook Suddenly Looks Uncertain: Here's Why - AOL

    www.aol.com/bitcoins-2025-outlook-suddenly-looks...

    As 2025 approaches, Bitcoin (CRYPTO: BTC) finds itself navigating a shifting macroeconomic landscape, with fading tailwinds raising concerns about sustained momentum, according to a report. What ...

  9. Emergency vehicle equipment - Wikipedia

    en.wikipedia.org/wiki/Emergency_vehicle_equipment

    An ambulance with two red revolving lights mounted above two flashing red lights, with two speakers between for the vehicle's electronic siren.Also seen are two antennae; the one seen between the two speakers is for a two-way radio, while the one seen in front of the flashing light on the left is probably for the vehicle's conventional AM/FM radio.

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