Content for Project

Trinket M0 Express Hack

“m a huge fan of the SAMD21 boards that Adafruit is producing. What a huge step up from the ATMEGA328 or 2560. 48MHz, 32 bit ARM Cortex-M0+, and loads of flash and ram. I have several of these boards and …

Wi-Fi Camera Trap

“We have lots of small wildlife around our house (mostly rabbits this year) and since I have a small camera module and a cheap PIR (passive infrared) motion sensor, I thought it would be fun to make a motion triggered …

Wi-Fi IoT Electrical Outlet: Turning on a Coffee Maker Remotely

“They say necessity is the mother of invention, and there’s no question that the need to turn on my coffee maker while still in bed is a necessity. I don’t want to wait for my coffee to brew …

Arduino Mood Lamp With Bluetooth Module

“Hi !I’m the person who likes to make ‘useless but beautiful something’. Today we’ll gonna make “Arduino Mood Lamp with Bluetooth Modue”.You would control it with android phone app.(I don’t use android phone, but there …

Arduino / MOSFET Controlled High Bright LED Motorcycle Light

“In our modern world, high bright LEDs can be purchased cheaply to provide low current draw auxiliary lighting to any vehicle. Then it is only a simple matter of connecting the LED to 12VDC and head down the road enjoying …

Build an Electric Foundry for Melting Aluminum (that Works on 120 VAC)

“I’ve seen many projects out there for building a foundry for melting aluminum to make castings. Most are based on cumbustion furnaces (charcoal or propane). A few are electric which has many advantages. None that I have seen are …

How to Make a Professional Printed Circuit Board: the Complete Guide

“Hello everybody, today I will show you how to make professional PCB, to improve your electronic projects. Let’s start !”

HVAC Zoning With Arduino to Improve Cooling Control

“Control an HVAC register with a servo to improve room comfort throughout the day Like most US homes, our 1000sqft house is heated and cooled by forced air in a single zone. There is one thermostat which turns the system …

IOT Made Simple: Playing With the ESP32 on Arduino IDE

“We will learn how to program the ESP32 on Arduino IDE, exploring its most common functions and libraries, differences, and new features. By MJRoBot. Introduction Let’s explore in this tutorial, the ESP32, the fantastic newer Development Kit board for …

Make a Talking Security Alarm with a PIC16 and ISD1820

“Alarm circuits are common in the field of hobby electronics, typically utilizing a switch (such as a reed switch) and a speaker to produce an alarm. However, the alarm system in this project has several unusual features that will be …