Suresh Dwivedi

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I’m a Senior Testing Engineer with around 16 years of experience in both circuit testing and circuit designer as well as PCB designer. I have a Diploma in electronics from IERT and graduate from Kanpur University.

Articles Written by the Author

Multi Switch Control Circuit for Buzzer and Appliance

Make Your Own Touchless Wash Basin

Multi-Purpose Wire-Loop Security System

Arduino-based Digital Thermometer

DIY Digital Dual Stopwatch

DIY Musical Rain Alarm

Joystick-Controlled Arduino System for Operating Home Appliances

DIY Smoke Alarm Made With UM3562

Arduino-Based Night Security Light

Quiz Competition Buzzer For Eight Players/Teams

Building A Wireless Call Bell With Basic Components

Simple Security Code Lock Circuit

Stop Water Cooler Damage with DIY Dry Running Protection System

Understanding Transformer Core Size and Current Output

Kitchen Security Alarm Using MQ2 Sensor

Simple Automatic Bathroom Light

A Simple Audio Amplifier With Dual Power Source

555 Timer based 5-Colour LED Flasher Circuit

Automatic Wash Basin Tap Using Arduino

Temperature Controlled Switch

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DIY: A Simple Two-Way Intercom

Smallest GPS Tracker

4x4x4 RGB LED Cube

Designing 1kW Sine Wave Inverter Circuit

Unique DIY Projects

World’s Smallest Open-Source LoRa + GPS Module for Wearables and IoT (Only 3cm!)

Smallest Spy Video Streaming Camera

Wirelessly Control Multiple AC Appliances with Web Interface

Human Safety Device To Monitor Kids, Elderly, And Sick

Electronics News

Analog Repeaters Unlock mmWave Potential

Mini PC For AI And Data Tasks

World’s First CXL 3.0 SoC

4K Camera For All Lighting Conditions

Truly Innovative Electronics

World’s First CXL 3.0 SoC

Industry’s First Integrated Low-Light HD Camera

Industry’s First Clocks For Ethernet

Worlds First High Frequency Filter

4x4x4 RGB LED Cube

Smart & Efficient Solutions For Air Purifiers And Ceiling Fans

SCADA Basics: An Overview of Automatic Control Systems

LIVE DIY: Make Your Own Air Conditioner (AC) Power Saver

Components Corner

Analog Repeaters Unlock mmWave Potential

LED Offers Full-Color Control

Energy Efficient Latching Power Relays

Small Diode For High Surge Protection

Suresh Dwivedi

Most Popular DIY Projects

DIY: A Simple Two-Way Intercom

Smallest GPS Tracker

4x4x4 RGB LED Cube

Designing 1kW Sine Wave Inverter Circuit

Unique DIY Projects

World’s Smallest Open-Source LoRa + GPS Module for Wearables and IoT (Only 3cm!)

Smallest Spy Video Streaming Camera

Wirelessly Control Multiple AC Appliances with Web Interface

Human Safety Device To Monitor Kids, Elderly, And Sick

Electronics News

Analog Repeaters Unlock mmWave Potential

Mini PC For AI And Data Tasks

World’s First CXL 3.0 SoC

4K Camera For All Lighting Conditions

Truly Innovative Electronics

World’s First CXL 3.0 SoC

Industry’s First Integrated Low-Light HD Camera

Industry’s First Clocks For Ethernet

Worlds First High Frequency Filter

MOst Popular Videos

4x4x4 RGB LED Cube

Smart & Efficient Solutions For Air Purifiers And Ceiling Fans

SCADA Basics: An Overview of Automatic Control Systems

LIVE DIY: Make Your Own Air Conditioner (AC) Power Saver

Components Corner

Analog Repeaters Unlock mmWave Potential

LED Offers Full-Color Control

Energy Efficient Latching Power Relays

Small Diode For High Surge Protection