Projects Projects

Universal OpAmp Evaluation Board Using LMV321

Universal OpAmp Evaluation Board Using LMV321

The Universal Op-Amp Development board is a general purpose blank circuit board that simplify prototyping circuits for a variety of Op-Amp circuits.


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Distance Measuring Sensor Shield for Arduino Nano Using GP2Y0D810Z0F

Distance Measuring Sensor Shield for Arduino Nano Using GP2Y0D810Z0F

The project published here is a distance measuring sensor shield for Arduino Nano including power driver BJT transistor to drive a load like solenoid, motor or LED.


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Rotary Encoder with Arduino and Nokia 5110 LCD Tutorial

Rotary Encoder with Arduino and Nokia 5110 LCD Tutorial

Introduction Today we will take a look at using a rotary encoder with Arduino and displaying rotation data on the Nokia 5110 LCD display.


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2 X AA Battery To 6V Boost Converter For Arduino Nano

2 X AA Battery To 6V Boost Converter For Arduino Nano

This project is simple solution to power Arduino Nano from two 1.5V batteries.


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How to drive Nokia 5110 84×48 LCD display with Arduino

How to drive Nokia 5110 84×48 LCD display with Arduino

Introduction In the previous tutorial I showed how to build a weather station using DHT11 and BMP180 with an Arduino.


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Programmable Power Supply Using OPA548

Programmable Power Supply Using OPA548

Project provides 1.2 to 20V DC output with current limiter adjustable to 0-5A.


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72 Channels Serial To Parallel Driver Board Using 74HC595 & ULN2803

72 Channels Serial To Parallel Driver Board Using 74HC595 & ULN2803

72 channels Serial (SPI) to parallel driver board has been designed for various applications.


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High Voltage Capacitor Charger for Photo-Flash Using LT3751

High Voltage Capacitor Charger for Photo-Flash Using LT3751

This project is built for professional photo flash systems.


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Arduino Weather Station with DHT11 and BMP180

Arduino Weather Station with DHT11 and BMP180

Introduction In the previous tutorial I showed you how to build a weather station using only the DHT11 sensor and I said the readings from this sensor is fairly accurate.


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20 Segment Jumbo Size SPI BarGraph Display

20 Segment Jumbo Size SPI BarGraph Display

Jumbo 20 Segment SPI (Serial) bar graph driver using 74HC595 serial to parallel converter IC and BC635 display driver transistor.


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50V – 10A Bidirectional DC Motor Driver Using A3941

50V – 10A Bidirectional DC Motor Driver Using A3941

This tiny board is designed to drive a bidirectional DC brushed motor of large current.


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24-48V to 5V – 3A DC-DC Converter

24-48V to 5V – 3A DC-DC Converter

This is a 24-48V input voltage range 3A output current DC-DC Converter using BD9G341AEFJ IC from ROHM semiconductor.


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