Battery Low Voltage Alarm IC4001

Build a battery low-voltage alarm circuit using IC4001 to protect your battery from over-discharge. Learn the circuit diagram, components, working principle, assembly steps, and testing procedures.

BC547 Instead of NTC

Learn how to use BC547 instead of an NTC thermistor for switching applications. Explore circuits, working principles, components, and alternatives for low-voltage and current sensing.

Proximity Sensor Circuit Adjustable Range

Learn how to build a proximity sensor circuit with an adjustable range using simple components. Step-by-step guide includes circuit diagram, working principle, assembly, and applications for DIY electronics projects.

Single-Transistor FM Transmitter

Learn how to build a stable single-transistor FM transmitter using simple components. Complete guide with circuit diagram, working principle, assembly, and troubleshooting for beginners.

Build Radio Transmitter DIY

Learn how to build your very own radio transmitter with simple components. Step-by-step guide includes circuit diagram, working principle, assembly instructions, and troubleshooting tips.

CD406BF IC 2 LED Blinking Circuit

Learn how to build a CD406BF IC 2 LED blinking circuit using simple components. Step-by-step guide with circuit diagram, working principle, assembly instructions, and troubleshooting tips.

CD406BF IC Touch Switching On-Off

Build a CD406BF IC touch switching on-off circuit with simple components. Step-by-step guide includes circuit diagram, working principle, assembly instructions, and troubleshooting tips for beginners.

CD4017 Decade Counter IC Level Control Button

Build a CD4017 decade counter IC-level control with a button using simple components. Step-by-step guide includes circuit diagram, working principle, assembly, and troubleshooting for beginners.

Circuit Before Throwing Exhausted Batteries

Build a circuit before throwing exhausted batteries to check and protect them. Step-by-step guide with circuit diagram, working principle, assembly, and troubleshooting for longer battery life.

Convert Voltmeter to Ammeter Circuit

Learn how to convert a voltmeter to an ammeter using a simple shunt resistor. Step-by-step guide includes circuit diagram, working principle, components, and assembly instructions for DIY electronics projects.

Current Voltage Adjustable Power Supply 0-30V 10A

Build a 0-30V 10A adjustable power supply with precise voltage and current control. Step-by-step guide with circuit diagram, components, working principle, and safety tips for electronics projects.

Digital Audio Recording and Playback Single Integrated

Build a digital audio recording and playback circuit using a single integrated chip. Step-by-step guide includes circuit diagram, components, working principle, assembly, and testing for DIY audio projects.

Diode 1N4007 as Temperature Sensor

Learn how to use a 1N4007 diode as a temperature sensor. Step-by-step guide with circuit diagram, working principle, components, and DIY assembly for electronics projects.

Upgrading LED Dimmer 30A

Learn how to upgrade your LED dimmer to handle 30A safely. Step-by-step guide with circuit diagram, components, working principle, and DIY assembly for high-current LED projects.

DIY 300 Mbps Wi-Fi Old Tablet

Transform your old tablet into a 300 Mbps Wi-Fi hotspot. Step-by-step DIY guide includes setup, configuration, apps, and tips for fast and stable wireless connectivity.

DIY Battery Level Indicator Using LM358 Circuit – Step-by-Step Guide

Build a DIY battery level indicator using an LM358 op-amp. Step-by-step guide includes circuit diagram, components, working principle, and assembly instructions for accurate battery monitoring.

DIY Inverter Circuit Feedback Design

Learn how to build a real DIY inverter circuit with feedback design. Step-by-step guide includes circuit diagram, components, working principle, assembly, and testing for reliable AC output.

DIY Short Circuit Protection Power Supply

Learn how to build a DIY power supply with short circuit protection. Step-by-step guide includes circuit diagram, components, working principle, assembly, and safety tips for reliable DC output.

DIY Softstarter AC Triac BT136

Learn how to build a DIY softstarter for AC loads using Triac BT136. Step-by-step guide includes circuit diagram, components, working principle, assembly, and safe operation for smooth AC motor start.

Electronic Piano NE555 Circuit

Build an electronic piano using the NE555 circuit. Step-by-step guide includes circuit diagram, components, working principle, assembly, and instructions to play multiple tones with push buttons.

Fix a Burnt-Out LED Light Bulb Circuit

Learn how to fix a burnt-out LED light bulb circuit safely. Step-by-step guide covers troubleshooting, component replacement, testing, and assembly to restore your LED bulb.

Heartbeat Effect LED Heart Circuit

Create a heartbeat effect LED heart circuit using the NE555 timer. Step-by-step guide includes circuit diagram, components, working principle, assembly, and tips to simulate a pulsing heart LED display.

Digital Stereo FM Radio Receiver

Learn how to make a digital stereo FM radio receiver at home. Complete guide includes circuit diagram, components, assembly steps, working principle, and tuning tips for crystal-clear FM reception.

IRFZ44N MOSFET Light Dimmer Circuit

Build an IRFZ44N MOSFET light dimmer circuit easily. Complete guide includes circuit diagram, components, working principle, step-by-step assembly, and tips to adjust light brightness safely.

IRFZ44N MOSFET On-Off Circuit

Build a simple IRFZ44N MOSFET on-off circuit to control high-current loads. Step-by-step guide includes circuit diagram, components, working principle, assembly, and troubleshooting tips.

LED Chakri Board Blinking Circuit

Build an LED Chakri board blinking circuit easily. Complete DIY guide includes circuit diagram, components, step-by-step assembly, working principle, and tips for creating attractive LED blinking effects.