Simple Mobile phone detector circuit designed with few easily available components and we can detect any…
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Volume Level Indicator Using Transistor
Volume Level Indicator using transistor circuit can be used as a simple VU meter, It can…
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Water Level Indicator Alarm
Water is very precious thing and we need to conserve adequately and should ensure proper water…
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Soil Moisture Sensing Circuit
A very simple circuit using IC LM3915 to measure the moisture level in soil. (Just for…
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LED Voltmeter circuit
LED voltmeter circuit constructed by operation amplifier IC741, here the op-amps are acts as…
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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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Arduino Serial Command LED
In this project we used Arduino serial monitor to command the LED On/Off and know the…
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Analog Input bar graph using Arduino
This project gives visual output for different level of analog input. Here the condenser mic acts…
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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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