Making Electronics projects is a fun, learning and useful activity. Here is the best example, Simple…
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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…
Continue Reading![](https://theorycircuit.com/wp-content/uploads/2016/03/main-power-interruption-alarm.png)
Main Power Interruption Alarm
This main power interruption alarm circuit constructed with few simple components and…
Continue Reading![](https://theorycircuit.com/wp-content/uploads/2016/03/Main-power-supply-indicator.png)
Main power supply Indicator circuit
This circuit provides the status about the presence of main power supply through visual and audible…
Continue Reading![](https://theorycircuit.com/wp-content/uploads/2015/12/LM35-temperature-proto.jpg)
Temperature level bar graph using LM35 with Arduino
The bar graph LED output is very easy to understand the level of output. Here we…
Continue Reading![](https://theorycircuit.com/wp-content/uploads/2015/12/led-chaser-buzzer-proto.jpg)
LED chaser with buzzer
Here we added sound with visual output, yes the LED fader circuit or chaser circuit with…
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