Simple crystal tester

Simple crystal tester

Dilshan Jayakody build a simple crystal tester based on Colpitts oscillator.


Dual DC Motor Driver For Robot with L298

Dual DC Motor Driver For Robot with L298

Dual Motor L298 H-Bridge Control project can control two DC motors connected to it.


Arduino Body Thermometer + LCD I2C

Arduino Body Thermometer + LCD I2C

This is a body thermometer using a thermistor sensor, Arduino and LCD display.


AAduino – Arduino Wireless in AA form factor

AAduino – Arduino Wireless in AA form factor

Johan wanted to shrink his Arduino based ISM radio node to fit in an AA battery compartment so AAduino was born.


Components by mixos
PIC16F628A Programmable Digital Timer

PIC16F628A Programmable Digital Timer

Raj Bhatt shared another project with us.


Mini Arduino Lux Meter

Mini Arduino Lux Meter

Here is a nice build of a LUX meter using BH1750 sensor and a Nokia 5110 LCD.


Half Bridge Driver based on IR2104

Half Bridge Driver based on IR2104

This Half-bridge driver based on IR2104 gate driver IC and N channel Dpak MOSFET , The IR2104 is a high voltage, high speed power...


Over Current Protection Switch

Over Current Protection Switch

Current Sensing Switch is designed to operate a Relay Contact when there is a DC current through the sense resistor exceeds the...


Components by mixos
LT8391 – 60V Synchronous 4-Switch Buck-Boost LED Controller

LT8391 – 60V Synchronous 4-Switch Buck-Boost LED Controller

The LT8391 is a synchronous 4-switch buck-boost LED controller that regulates LED current from input voltage above, below, or...


5V to 12V Step Up DC-DC Converter

5V to 12V Step Up DC-DC Converter

Step up DC-DC converter is based on LM2577-ADJ IC, this project provides 12V output using 5V input, maximum output load 800mA.


Dual DC Motor driver using two L293D

Dual DC Motor driver using two L293D

Dual DC Motor driver using two L293D IC.


AC Motor Speed Controller using U2008B

AC Motor Speed Controller using U2008B

This low cost current feedback phase control AC motor driver based on U2008 IC, The U2008B is designed as a phase control circuit...


Components by mixos