The circuit was designed to produce a low cost 'car reversing alarm, which is already compulsory in some European countries. A 555 timer is used to drive a piezoelectric buzzer whenever the reversing lights are operated during the daytime.


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    Title :

    Audible reversing alarm


    Additional title:

    Hoerbarer Alarm bei Einschaltung des Rueckfahrlichts


    Contributors:

    Published in:

    Publication date :

    1984


    Size :

    1 Seite


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English




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