Temperature is the physical quantity that influences various aspects of our lives. Measuring temperature of a…
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Mains Power Interruption or Failure Alarm Circuit
Uninterrupted power supply is crucial, especially for electronic devices and systems. Power interruptions or failures can…
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Simple Soil Dryness Detector Circuit
Important thing for plant growth and life is water for proper plant hydration we need to…
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Simple Broken Wire Detector
Finding broken wire inside wall or over insulator is very difficult and here is the simple…
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Main Power Interruption Alarm
This main power interruption alarm circuit constructed with few simple components and…
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Main power supply Indicator circuit
This circuit provides the status about the presence of main power supply through visual and audible…
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Temperature level bar graph using LM35 with Arduino
The bar graph LED output is very easy to understand the level of output. Here we…
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LED chaser with buzzer
Here we added sound with visual output, yes the LED fader circuit or chaser circuit with…
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Simple metal detector circuit
Very simple metal detector circuit is given here, it uses Inductive proximity sensor. It has the…
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Simple Rain detector alarm circuit
Single transistor Rain detector alarm or water drop detector alarm, We can use this circuit any…
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