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    Detector, Indicator & Sensor Circuits
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  • Detector, Indicator & Sensor Circuits
    C=Circuit Schematics
    Hot Water Level Indicator [C]
    Negative Ion Detector [C]
    Frost Alarm [C]
    Dark Activated Switch [C]
    Sound Operated Switch [C]
    Water Activated Relay [C]
    Temperature Controlled Relays [C]
    A Thermostat With Adjustable Hysteresis [C]
    Pot plant water tester [C]
    Water and Moisture Activated Alarm [C]
    Dew sensor [C]
    Rain Alarms and Detectors [C] [C] [C]
    Fire Alarms [C]
    Lightning Detectors [C]
    Electromagnetic Field Detectors [C]

    Metal Detectors [C] [C] [C]
    Surveillance Transmitter Detector [C]
    Beat Balance Metal Detector [C]
    Coil Coupled Operation Metal Detector [C]
    Human Body Detectors - Radio Wave Alarm [C]
    Snore Alarms [C]
    Contactless Mains Voltage Indicators [C]
    Light Detectors [C] [C] [C]
    Air Flow Detector [C]
    Electronic Stethoscope (Pulse and noise Detector) [C]
    Water Level Indicators [C] [C]
    Temperature Monitors [C]
    Magnetic proximity sensors [C]
    Color Sensors [C]
    Touch Switch Sensors [C]
    Doorbell for the Deaf [C]
    Sound (Hand Clap) Activated Circuit (advanced) [C]
    Sound (Hand Clap) Activated Circuit (simple) [C]
    Useful Links
    R=Resource
    Electronics Tutorials, Circuits and Resources [R]
    Electricity Basics [R]
    Electrical Safety [R] [R]


    Electronics Projects Books

                           




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    Last updated: July 2012
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