If you want to design a Switch circuit to turn ON and turn OFF without reach…
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Door Knob Touch Alarm Circuit
Simple Door Knob Touch Alarm Circuit is constructed by using timer IC 555 and few easily available…
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Fire Alarm Circuit
Simple Fire Alarm Circuit designed by using 10K NTC (Negative Temperature Coefficient) Thermistor and timer IC…
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Sound Generator Circuit Using IC HK620
We take lot of effort to add sound output in electronic design, Here the simple Sound Generator…
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Non Contact AC Voltage Detector Circuit
By using this simple Non Contact AC Voltage Detector Circuit we can identify the presence of AC…
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USB desktop lamp circuit
This simple desktop lamp circuit gives enough light during night time work without disturbing others. Here…
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