Content for Project

POV Using Arduino Nano

“I was impressed with two articles on Instructables.com Magic-POV-Wand-yet-another-POV-toy and Persistence-of-Vision-Wand. They have explained in great detail, to build a LED POV and mostly display a name or a message. I did not find just …

Raspberry Pi Smart Doorbell: Who’s at My Door?

“This project is intended to replicate some of the smart doorbells that are on the market. This version will detect when someone has touched the doorknob or doorbell and either tweet, text, or email a picture of the person at …

Small current circuit breaker

“I had an Arduino Nano fail due to over-voltage when I used a breadboard power supply to power my breadboard. The breadboard power supply used an AMS1117 linear regulator to reduce the 12V from the plug pack I was using …

Sunrise Alarm LED Clock

“The ability to understand and control LED matrices is an important skill for anyone who hopes to be well versed in electronics. The understanding of shift registers and row scanning techniques necessary for such feats will prove useful in countless …

The Unique DSLR Intervalometer!

“Have you ever felt like creating one of those city street time lapses that you see on the internet or recording the blooming of a flower through a time lapse or maybe create a night sky panorama of the milky …

tiny auto-measuring cap seven segment with mini

“If you have learned about the capacitor(RF CIRCUIT). the H bridge seem too complex, too many to adjust, too many to change and too many to read for just balancing the bridge ! (not include S.G and CALCULATES yet …

WA2EBY IRF510 amplifier

“The WA2EBY amplifier is a famous linear amplifier project published in QST in March and April 1999 by Mike Kossor WA2EBY. As this amplifier can give up to 50W out with 1W drive, it is a perfect pair for my …

3D Printed Sewable Battery Holder

“We like etextiles a lot - they make soft materials projects way more interesting and you can learn about electronic circuits in the process. The lilypad and sewable holders you can buy are really good but we are in New Zealand …

3x8 LED Tower

“I was tired of led cubes, yea sure they are good looking and all. But what about the triangle towers, how can we leave the illuminati behind. So I decided to come up with tri-anga-tower!!!! Here is a sort of …

A complete tutorial for using an STM32 without a dev board

“About two years ago I started working with the Teensy 3.1 (which uses a Freescale Kinetis ARM-Cortex microcontroller) and I was super impressed with the ARM processor, both for its power and relative simplicity (it is not simpleits …