Other
“As a lifelong analog EE, I have built and used many DC power supplies starting with an LM309 5V regulator in the late 60’s. Then on to uA723s, various 3 terminal linears, and many switchers. At Analogic in the …
“Make your own adjustable voltage solar charger. A solar charger is a charger that employs solar energy to supply electricity to devices or batteries. Solar chargers can charge lead acid or Ni-Cd battery banks up to 48 V and hundreds …
“Let’s clear one thing first. This is not a “Step by step -How to” guide to make your own variable isolation transformer. This is just me sharing my work, comments and ideas while building a piece of much needed …
“Welcome to my new Weather Widget Project. Earlier I have posted an Instructables on the weather widget, that uses a 0.96” OLED display to display the weather parameters. The main problem in the earlier version is that the display …
“A $15 game console the size of a business card that plays multiple games via cartridges. The Game-Card is game console with the dimensions of a typical business card (3.5x2”). Unlike most small Arduino game consoles, the Game Card …
“In this instructable, I am going to show you How to Build a Macro Pad using Raspberry pi pico Pico KeyPad is a must-have shortcut keyboard for your PC work. This keypad consists of 9 keys (you can add more …
“In this instructable, i’ll show you How to Make DIY Smartphones Controlled Self Balancing Robot. It’s very interesting project for any electronics hobbyist & Engineers. Self-balancing Robot is very interesting. Many friends around us were trying to make one …
“The ESP12-E based nodeMCU fetches weather data set from the internet, process them, and display it on a Graphical LCD based on ST7920. When it comes to making a weather reporting device, sensors are the first to come to …
“This project is an example of the applications of the Internet of Things in temperature sensing based industries. This project is based on the applications of the internet of things (IOT). I have used Bolt WiFi module to connect and …
“Hack an optical mouse to detect seismic vibrations with a simple laser source, a hacked mouse lens and a physical cantilever arm setup. The “seis-mouse-meter” was part of the 2020 Frugal Science course (frugalscience.org), where we were challenged with …