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  • Personal Alarm

    Small, portable, anti-bag-snatching unit. Also suitable for doors and windows control. VN:F [1.6.9_936]please wait…Rating: 0.0/10 (0 votes cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • Timed Burglar Alarm

    This is a simple but effective alarm circuit which can reset its self after a time that you select. VN:F [1.6.9_936]please wait…Rating: 0.0/10 (0 votes cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • Infrared beam barrier / proximity sensor

    This circuit can be used as an Infrared beam barrier as well as a proximity detector. VN:F [1.6.9_936]please wait…Rating: 0.0/10 (0 votes cast)VN:F [1.6.9_936]Rating: +1 (from 1 vote)

  • Beeper circuit diagram

    This circuit produces the sound of a beeper like the one in pagers which produces a “beep-beep” sound. VN:F [1.6.9_936]please wait…Rating: 10.0/10 (1 vote cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • Big Ben Sound circuit diagram

    This circuit produces the famous Big Ben sound. VN:F [1.6.9_936]please wait…Rating: 0.0/10 (0 votes cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • Police Siren circuit diagram

    This circuit produces a sound similar to the police siren. VN:F [1.6.9_936]please wait…Rating: 10.0/10 (1 vote cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • Factory Siren circuit diagram

    This circuit produces a sound similar to a factory siren. VN:F [1.6.9_936]please wait…Rating: 9.0/10 (1 vote cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • DayLight Alarm circuit diagram

    The circuit presented here wakes you up with a loud alarm at the break of the daylight. VN:F [1.6.9_936]please wait…Rating: 2.0/10 (1 vote cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • Fire Alarm

    This circuit warns the user against fire accidents. It relies on the smoke that is produced in the event of a fire. VN:F [1.6.9_936]please wait…Rating: 0.0/10 (0 votes cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)

  • Car anti theft wireless alarm

    This FM radio-controlled anti- theft alarm can be used with any vehicle having 6- to 12-volt DC supply system. VN:F [1.6.9_936]please wait…Rating: 10.0/10 (1 vote cast)VN:F [1.6.9_936]Rating: 0 (from 0 votes)