25 Watt Audio Power Amplifier Circuit

25 watt Audio power Amplifier circuit designed by using IC TDA 2040 (25 watt hi-fi audio…

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Negative Voltage Generator Circuit

Every circuit needs perfect bias supply to perform well and some times Integrated circuits or special…

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DC Motor Speed Control PWM circuit

The DC Motor used in many applications, and some applications requires speed control of DC motor…

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PIR Burglar Alarm Circuit

PIR sensor (Passive Infrared sensor) widely used in motion detection applications and security based applications, the…

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Binary Counter Circuit Diagram

Binary counter circuit diagram has many applications and widely used in digital electronics and counter circuits.…

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Darkness Detector Circuit

Darkness detector circuit can be used as a alarm circuit or as a watchdog circuit and…

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Simple Touch Switch Circuit

To Sense the touch event we don’t need complex circuits or micro controllers, we can sense…

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SHT31 Arduino Interface

Various Sensors are available to sense humidity and temperature but when we need small size and…

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BH1750 Sensor Arduino Interfacing

Ambient Light Sensors are used in lighting and image related applications, BH1750FVI is an digital Ambient Light…

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LDR Switch Relay Circuit

This LDR switch relay circuit eliminates the physical contact with electrical appliance switch, consider the bath…

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