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  2. Doorbell - Wikipedia

    en.wikipedia.org/wiki/Doorbell

    Doorbell at the entrance of Chetham's Library, Manchester, England Sound of a two-tone mechanical doorbell. A doorbell is a signaling device typically placed near a door to a building's entrance. When a visitor presses a button, the bell rings inside the building, alerting the occupant to the presence of the visitor. Although the first ...

  3. The sounds of Christmas -- A Christmas Carol Radio Show broadcast

    www.aol.com/sounds-christmas-christmas-carol...

    The radio recording will be broadcast on KGEZ and linked online at the Daily Inter Lake's YouTube channel. ... uses to create sound effects is a working door in miniature complete with a doorbell ...

  4. Electric bell - Wikipedia

    en.wikipedia.org/wiki/Electric_bell

    The most widely used form is the interrupter bell, which is a mechanical bell that produces a continuous sound when current is applied. See animation, above. The bell or gong (B), which is often in the shape of a cup or half-sphere, is struck by a spring-loaded arm (A) with a metal ball on the end called a clapper, actuated by an electromagnet ...

  5. NBC chimes - Wikipedia

    en.wikipedia.org/wiki/NBC_chimes

    "Rangertone Chimeless Chimes NBC" Video clip of the Rangertone Chimeless Chime in operation. (YouTube.com) "NBC Chime Generator" by Arthur Harris, 2017 (theremin.us) "NBC: A Finding Aid to the National Broadcasting Company History Files at the Library of Congress" (Motion Picture, Broadcasting and Recorded Sound Division), 1999. Page 13: Folder ...

  6. 4 Electronics Under $100 Homeowners Should Buy From ... - AOL

    www.aol.com/finance/4-electronics-under-100...

    The doorbell features head-to-toe HD+ video, live view, two-way talk, and person and package detection with a subscription. Explore More: 6 Walmart Items Retirees Should Buy When Black Friday Arrives

  7. Bell - Wikipedia

    en.wikipedia.org/wiki/Bell

    As the bell swings higher the sound is projected outwards rather than downwards. Larger bells may be swung using electric motors. In some places, such as the Salzburg Cathedral, the clapper is held against the sound bow with an electric clasp as the bell swings up. The clasp would release the clapper to provide a cleaner start to ringing.

  8. 45 Things That Used To Be Obvious 15 Years Ago, But Confuse ...

    www.aol.com/49-things-used-obvious-15-020002193.html

    Times are constantly changing. I am technically part of Gen Z, but I feel like a dinosaur when I speak to tween Zoomers. Technological advancements have caused our world to evolve rapidly, and ...

  9. Smart doorbell - Wikipedia

    en.wikipedia.org/wiki/Smart_doorbell

    A smart doorbell is an internet-connected doorbell that notifies the home owner on his or her device (smartphone or any other gadget) when a visitor arrives at the door. It activates when the visitor presses the button of the doorbell, or alternatively, when the doorbell senses a visitor with its built-in motion sensors. The smart doorbell lets ...