Induction Heater Working with a Single MOSFET Circuit

Build a single MOSFET induction heater circuit for fast, contactless metal heating. Step-by-step DIY guide with components, working principle, and FAQs included.

Intelligent 6v 12v 24v battery charging circuit auto cut-off

Build an intelligent 6V, 12V, 24V battery charger with automatic cut-off without a relay. Step-by-step DIY guide with components, working principle, and FAQs.

Inverter From a using Light Transformer Circuit

Build a simple inverter using a light transformer circuit. Step-by-step DIY guide with components, working principle, applications, and troubleshooting tips.

Key To Open The Locks - Unlock all with Reverse Wireless Charging

Learn how reverse wireless charging can act as a digital key to unlock devices and smart locks. Complete explanation, working principle, benefits, and security tips.

laser security (burglar) alarm using SCR - 1 KM Range

Build a long-range laser burglar alarm using an SCR for up to 1 km. Step-by-step DIY guide with components, working principle, advantages, and troubleshooting tips.

Long Range IR Proximity Sensor Circuit

Build a long-range IR proximity sensor circuit for detecting objects from a distance. Step-by-step DIY guide with components, working principle, and troubleshooting tips.

One Transistor Breathing LED Circuit

Learn to build a simple one-transistor breathing LED circuit. Step-by-step guide with components, working principle, circuit diagram, and DIY construction tips.

Opticoupler Driver Circuit for 2 Output Transformers Circuit

Learn to build an optocoupler driver circuit for 2 output transformers. Step-by-step DIY guide with components, working principle, schematic, and troubleshooting.

Optocoupler and Triac to Control AC Load MOC3021 Triac Driver Circuit

Learn to control AC loads safely using the MOC3021 optocoupler and triac. Step-by-step guide with components, working principle, circuit diagram, and troubleshooting.

High Power DC-DC Booster Circuit

Learn to build a High Power DC-DC Booster Circuit with components, wiring diagram, working principle, step-by-step DIY guide, and troubleshooting tips.

Intelligent Battery Charger Circuits - 1s - 2s 18650

Learn to build intelligent battery charger circuits for 1s–2s 18650 Li-ion batteries with wiring diagrams, components, working principle, and DIY step-by-step instructions.

LED Candle Light Circuit

Learn to make an LED Candle Light Circuit with a flickering effect using LEDs, resistors, and ICs. Step-by-step DIY guide, wiring diagram, and tips included.

Light Bulb with Effect Circuit

Learn to make a Light Bulb with Effect Circuit to create flickering, glowing, or pulsing effects using LEDs, ICs, and resistors. Step-by-step DIY guide included.

LM358 1s-2s Battery Charger Circuit

Build a safe and intelligent LM358 1s–2s battery charger circuit for 18650 Li-ion cells. Step-by-step guide, wiring diagram, working principle, and DIY instructions.

Mosfet Clap Switch Circuit

Learn to make a MOSFET clap switch circuit to turn devices ON/OFF with a clap. Step-by-step DIY guide, working principle, diagram, and components included.

Motor and Fan Control Dimmer Circuit

Learn to make a Motor and Fan Control Dimmer Circuit to adjust the speed of motors and fans using a TRIAC or MOSFET. Step-by-step DIY guide included.

Optocoupler Test Circuit

Learn to build an Optocoupler Test Circuit to verify switching and electrical isolation. Step-by-step DIY guide, working principle, diagram, and components included.

Power of Touch Switch Circuit

Learn to build a Power of Touch Switch Circuit to control devices with a touch. Step-by-step DIY guide, working principle, components, and diagram included.

Powerful Colour-Changing DJ Light Circuit

Build a Powerful Colour-Changing DJ Light Circuit to create dynamic lighting effects for parties. Step-by-step DIY guide, diagram, components, and working principle included.

RF Detector Circuit

Learn to build an RF Detector Circuit to detect hidden transmitters, wireless devices, and RF signals. Step-by-step DIY guide, diagram, and components included.

RF Remote Switch Circuit

Build an RF Remote Switch Circuit to control devices wirelessly using RF transmitter and receiver. Step-by-step DIY guide with diagram and components included.

Simple Dimmer Light Circuit

Learn to build a Simple Dimmer Light Circuit to adjust light brightness. Step-by-step DIY guide with components, working principle, and circuit diagram included.

Simple LED Flasher Circuit using LM3909

Build a Simple LED Flasher Circuit using the LM3909 IC to blink LEDs automatically. Step-by-step DIY guide with circuit diagram, components, and working principle included.

Sliding LED Flasher Circuit

Build a Sliding LED Flasher Circuit to create running LED effects. Step-by-step DIY guide with components, working principle, and circuit diagram included.

Smallest Bluetooth Speaker at Home Circuit

Create the smallest Bluetooth speaker at home using a compact Bluetooth module, amplifier, and mini speaker. Step-by-step DIY guide with circuit diagram included.

Smart Night Lamp for Bedroom Circuit

Build a Smart Night Lamp for the Bedroom with automatic ON/OFF control using LDR or a motion sensor. Step-by-step DIY guide with circuit diagram included.