External Signal PWM Modulation Circuit

Many Circuits are available online for PWM Signal generation but very few for external signal PWM…

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Heart Shape LED Flasher Circuit

Heart Shape LED Flasher circuit using Timer IC 555 is one of those simple and cute…

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Simple Bench Power Supply using LM317

Recently, I needed a basic and cost effective variable power supply with Voltage and Current range…

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Interfacing AC Voltage Sensor with ESP32

We know that measuring AC voltage safely is a tough job and for repeated measurement we…

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Interfacing AC Voltage Sensor with Arduino

To detect or measure AC Voltage using Microcontrollers or Arduino is a tough job but the…

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Op Amp Calculator

This Op-Amp Calculator will give Result Gain and Output Amplitude with respect to the Input Resistor…

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Solar Powered USB Charger Circuit

In today’s world, We hold different types of portable electronic devices and gadgets and many of…

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RLC Circuit Resonant Frequency and Q Factor Calculator

Three passive components Resistor (R), Inductor (L) and Capacitor (C) connected in series or parallel to…

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SR Latch Circuit using Transistor

An SR Latch (Set – Reset) is a basic sequential logic circuit, that is commonly used…

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Amps to Watts conversion Calculator

We know that Amps or Ampere (A) is a unit of flowing Electric Current. It can…

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