I have a great collection of cheapo Chinese DC-DC stepdown converter modules that I use for...
Author - T.K. Hareendran
Little Electronic Fuse
After some successful experiments recently, I was convinced that measuring current with a WCS...
Arduino in Synth World
This post is just an introduction to how Arduino can be used with synthesizers. So, lower your...
Arduino Secret Button (Basic Version)
In this post, we are going to see how to build a secret button with Arduino! The basic idea of this...
Arduino Multimode LED Tent Light
Nowadays portable LED tent lights can be purchased cheaply to provide ample lighting while hiking...
RS-485 & Arduino – Quick Primer
RS-485 is a standard serial protocol, with bus topology where you can connect several devices in a...
Universal Low Voltage LED Flasher Module
In this post, you can see the design of a little low-voltage universal LED flasher. The flasher is...
Arduino Kids Night Light
It’s only been three weeks since I put together an Arduino Night Light for the kids, and it...
Anti-Rape Alarm/Personal Alarm
I had to develop a quick design to cook up a simple anti-rape alarm/personal alarm, but using only...
Analog Constant Current Generator
I’ve recently completed the basic design of a general-purpose analog constant current...