Aquarium Cooler Fan
A while back I made a mighty aquarium cooler fan which initially was going to have an Arduino microcontroller to control the automatic cooling system but I moved to a Digispak board when I found […]
Nap Zapper Alarm? Don’t Buy! Do It Yourself!!
Everyone knows about the anti-sleep alarms that can keep us awake while we’re driving. There are two types of anti-sleep alarms – the first (and costly) type of alarm is built right into the vehicle […]
Arduino Infrared (IR) Guide – Part 1
As a beginner, Arduino microcontroller is probably your best bet. So, this time get ready to learn how to build Arduino based infrared (IR) remote control projects at ease! Assume that you’re in the process […]
Musical Doorbell
How to build a cheap and cheerful musical doorbell using a few electronics parts laying around? I recently planned to try one idea, and this week I had the time for that. Now, I would […]
Automatic Fragrance Dispenser
A cheerful idea to fragrance your room without burning is to use an electric/electronic fragrance dispenser. So simply build the automatic fragrance dispenser presented here and place scented crystal rocks/fragranced crystals in the chest and […]
Mains Resumption Alarm & Emergency Light
The common mains power resumption alarm will activate an internal buzzer in the event of a mains power resumption after a power cut or power interruption. Such a portable alarm can be used in and […]
Get Your Waves
Are you ready to go back into the old school electronics again? If so, be prepared to forget about microcontrollers for a few moments! This time I’d like to share my random thoughts on certain […]
Arduino Pro Micro Primer
Arduino can make USB devices! What you simply needed for a USB HID (Human Interface Device) project is the Arduino Pro Micro (Leonardo) board. Today, I’ll be introducing that pretty great minuscule Arduino board available […]
Crowbar – Fresh Start & New Thoughts
Each new day comes with another chance to see things in a new light. And by all means, don’t be afraid to change your mind. Things get better that way! I recently purchased a few […]
Potentiometer: How it Works?
What is Potentiometer? Potentiometer or Rheostat is one type of passive variable resistor (variable potentiometer) either carbon or wire wound, with three terminals used to get the desired voltage division. Hence, the name variable voltage […]