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Free Electronics Circuits, Projects and PCB Layouts

  • Home
  • Shop
    • Amplifier PCB
    • Amplifier Board
    • Low Pass Filter Board
  • Electronic circuits
    • Amplifier Circuits
    • Inverter circuit
    • Power supply circuit
    • Simple circuits
    • LED Circuits
    • Hobby electronic circuits
    • Low pass filter circuit
    • Cross Over Circuit
  • Electronic Projects
    • Basic electronics
    • Arduino projects
    • DIY Projects
    • 555 IC Projects
    • CD4017 Projects
    • Solar panel project
    • Esp8266 NodeMCU projects
    • PIC Microcontroller Projects
  • Calculators
    • Audio and sound
      • PMPO to RMS Calculator
      • Subwoofer Test: Online Tone Generator
    • Resistor calculator
      • Resistor Color Code Calculator
      • Series LED Resistor Calculator
      • 4-Digit SMD Resistor Code Calculator
      • Resistor Voltage Drop Calculator: Series and Voltage Divider
      • Parallel Resistor Calculator: Total Resistance with Formula & Examples
      • Voltage Divider Calculator
      • Ohms Law Calculator
    • Capacitor calculator
      • Capacitor uf nf pf Conversion Calculator
      • pF to uF Converter
      • pF to nF Converter
      • nF uF Converter
    • Antenna Calculators
    • Battery calculator
    • 555 IC calculator
      • 555 Astable Multivibrator Circuit Calculator
    • Electrical calculator
      • Amps to Watts Calculator
      • Amps to kVA Calculator
Soldering Mind

Free Electronics Circuits, Projects and PCB Layouts

dc fan speed controller

Automatic DC Fan Speed Controller Using Mosfet and Thermistor

12V DC Fan Controller

Simple 12V DC Fan Speed Controller

Simple Gamma Radiation Detector Circuit with Buzzer Alert

Simple Gamma Radiation Detector with Buzzer Alert

Voice activated circuit

Voice Activated LED: Circuit and PCB Layout

Smart Plant Watering System Using ESP32

Nodemcu with GSM module

Nodemcu with GSM Sim900A Module to Monitor Sensor Data

Remote control tester circuit

IR Remote Control Tester Circuit

Bitcoin Price Tracker using ESP32

Bitcoin Price Tracker Using ESP32

seven segment display tester

Seven Segment Display Tester

vu meter circuit working

20 LED VU Meter Circuit for Amplifier

DC short circuit protection circuit

Short Circuit Protection Circuit For Your 12V DC Power Supply

sound reactive led lights circuit

Sound Reactive LED Lights: An Arduino Nano Can Do Better

Digital AC Volt and Amp meter circuit circuit diagram with arduino nano, lm358 IC

Digital AC Volt and Amp meter circuit

How to test igbt using simple circuit

How to Test IGBT and Mosfet Using Simple Circuit

Arduino clamp meter

Arduino Clamp Meter Circuit: DIY Guide for Current Measurement

function generator circuit

Function Generator Circuit Using XR2206 IC

AC LED driver circuit diagram

How to build an AC LED driver circuit

LoRa Module

LoRa Module: Transmit Signals upto 15Km | No Legal Issues

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