Door bell

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Thread: Door bell

  1. - 3rd May 2008, 04:43 #1
    Fisher's Avatar
    Fisher
    Fisher is offline Junior Member
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    Arrow Door bell

    hey,
    looking for a good doorbell schematic
    any help would be great
    thanks
  2. - 3rd May 2008, 07:41 #2
    Melanie's Avatar
    Melanie
    Melanie is offline Prolific Poster
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    Good, reliable and cheap with parts readily available from most DIY and Hardware Stores.
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  3. - 3rd May 2008, 07:58 #3
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    wildpikachu
    wildpikachu is offline Junior Member
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    Default google is your best friend

    here's a few, does it have to be PIC based?

    http://www.discovercircuits.com/D/dingdong.htm
    http://www.electronics-project-desig...BellChime.html
    http://www.elektor.com/magazines/200...42.lynkx?tab=1 (<= think you might have to register)

    This might be of use if you are wanting something pretty advanced.
    http://www.datasheetcatalog.org/data.../261251_DS.pdf
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