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“This tutorial will explain how to build a machine for biofeedback. But first a bit of theory. What is biofeedback? [Font: Wikipedia | https://en.wikipedia.org/wiki/Biofeedback] Biofeedback is the process of gaining greater awareness of many physiological functions …
“Sad because my 7.1 receiver broke down and get a repair offer pricier than a new High end receiver … my first decision was to scrap and recycle it. But looking at that that case full of electronic garbage, looking …
“For my monthly maker column in Dutch newspaper “De Volkskrant”, I made a coolbox in which you can control the temperature in three separate compartments to keep craft beer at just the right temperature. The contraption I build uses three …
“In this project I will show you how make two Arduinos talk to each other using RF frequency (wireless) In the past I published four instructables that lead to this one : The first two are about connecting a serial LCD …
“This device allows you to switch on electrical machines for a specific time. It helps monitor activity of scheduled machines. If the user enters the correct password, he/she will be able to use the machine connected to this device …
“In a recent instructable Indigod0g described a mini weather station that works pretty well, using two Arduinos. Maybe not everyone wants to sacrifice 2 Arduinos to get humidity and temperature readings and I commented that it should be possible to …
“Its just a IR Decoder that can decode the HEXADECIMAL IR signals from the TV remote for further use. like programming any TV remote etc. Its made with Freeduino (not Arduino). Freeduino is a arduino compatible low cost micro controller …
The circuits presented today allow the control of a LCD display that has a very common chip to be controlled by a micro-controller HD44780 or one that is compatible with this one. There are several formats for this LCD, however …
“Want to workout but your phone’s dead? With a stationary bike generator, that doesn’t have to be a problem. You can hop on your bike and watch your calories burn as you provide the energy to recharge your …
“This Instructable will show you how to make a stop watch out of an Arduino.”
“This is a project I completed for a biomedical instrumentation class at Vanderbilt University. This spirometer uses a pressure transducer and an Arduino Uno to compute the volume of air blown through the plastic tube. The circuitry is very basic- …