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“Arduino powered CO2 Monitor for Schools, Offices, and Private Buildings Proper ventilation not only ensures well-being, but significantly reduces risk of SARS-CoV-2 infection “Aerosols are a possible transmission path of the novel coronavirus. Aerosols spread quickly throughout the entire …
“My Clock design is a simplified version of the Domino Wall Clock by Carbon Design Group. I have made it smaller to put it on a table or in a shelf and simplified the mechanism that shows the time. Instead …
“Everyone needs a level at some point whether you are a pro or just hanging a shelf on a wall you want to make sure that it’s going to be straight! Let’s create an accurate Digital Level that …
“Kirlian photography is named after Semyon Davidovich Kirlian who began his work with high voltage photography in 1939. If an object on a photographic plate is connected to a high-voltage source, an image is produced on the photographic plate. You …
“I wanted an efficient way of stepping down higher voltages from LiPo packs (and other sources) to 5V for electronics projects. In the past I have used generic buck modules from eBay, but the questionable quality control and no name …
“So this Lazy Old Geek (L.O.G.) built an EEG: https://www.instructables.com/id/EEG-AD8232-Phase-… It seems to work okay but one of the things I dont like about it is being tethered to a computer …
“A Smart Home Security System which send email and mobile notification when a intruder is detected! Introduction In this project we use ESP8266 in its NodeMCU form factor as a home security device which with the help of PIR sensor …
“Once upon a time, when electric guitar had to sound like a guitar and every deviation was called unwanted distortion, there were no guitar effects except… your friend and the potentiometer, working together! Practically while you were playing, your friend …
“Nice little all-band radio easy to build. This inexpensive receiver is capable of receiving the entire radio broadband spectrum, from 200KHz up to 108MHz. If you are using a SI4735-D60 or SI4732-A10 based circuit, you can also use …
“How to make an IOT Weather Reporting System using Arduino and Node MCU”