Op-amp Circuits

Op-amp circuits based on Op-amp IC LM358. Explore electronics circuits and projects based on op-amp IC LM358.

  • Temperature Controlled Automatic Switch

    Previously we have built Temperature controlled LEDs Circuit, in which two LEDs were glowing according to the temperature. Now...

  • Simple VU Meter Circuit using LM358

    VU Meter or Volume Meter is very popular and fun project in Electronics. We can consider the Volume Meter as an Equalizer,...

  • Temperature Controlled LEDs using LM35

    Today we are building a simple yet very useful circuit using Temperature Sensor LM35. In this circuit, we are going to control...

  • Cell Phone Detector Circuit

    Cell Phone Detector is a circuit that can sense the presence of any activated cell-phone nearby and gives an indication of...

  • Automatic Rain Sensing Wiper Circuit using 555 Timer IC

    You have seen Automatic Wiper System in luxury cars where Windshield Wiper automatically gets activated when there is Rain or...

  • Op-amp IC LM741 Tester Circuit

    Op-amp (Operational Amplifier) is very important component in Electronics, and used in many Electronics circuits to serve...

  • LED VU Meter using LM3914

    We can consider the Volume Meter as an Equalizer, which is present in the Music systems. In which we can see the dancing of...

  • Laser Security Alarm Circuit using IC 555 and LM358

    Security is main concern for various buildings, houses and offices. For this purpose, there are a variety of security alarms...

  • IR Based Security Alarm Circuit

    IR based security alarm circuit can detect any movement and trigger the alarm. This circuit is very useful in homes, banks,...

  • Infrared Sensor Module Circuit Diagram

    Sensors are very important part of electronics, especially in Robotics and Automations. Sensors in electronic devices make our...

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