A Tiny Task Light
Ever wondered how to build a multimode task light, and how to use a single button switch to change the mode of brightness? I too was curious about it so I studied many things about […]
Tiny USB Windows® Key
In this post, you can see a tiny, yet quite useful, microcontroller-based USB key/Foot Pedal for Windows™ computers as a little do-it-yourself project. It is particularly geared as single function key, but other usages are […]
A Funny Digital Toggle Switch
This time I’d like to share my funny thoughts on the build of a very ‘hobbyist’ digital toggle switch device. The project idea keeps things as simple as they can be. You have a sensor […]
Making an Acrylic Display with Arduino
While I was browsing the listing of art and craft materials on Amazon, I chanced upon acrylic sheets but I didn’t consider much of it. In fact, given a great discount offer to buy a […]
Reflect-A-Bird™ & An Elaboration
Recently I got nothing but an inspiration from a pretty nice commercial product “Reflect-a-Bird™ Bird Deterrent” (https://www.absolutebirdcontrol.com/reflect-a-bird-detrerrent). The device from Absolute Bird Control, Inc. is a silent wind-powered spinning visual bird deterrent that effectively scares […]
Digital Switch for Medical Examination Lamp
Light plays a major role in the medical field, being needed to provide faithful renderings of the observed facts. Nowadays, a broad range of examination lamps (also called as observation lamps) are available for almost […]
Backpack NeoPixel LED Safety Light
Let me start with the photo of a cheap Backpack LED safety light from China. It’s undoubtedly a beautiful and pretty useful safety gizmo for walkers and wheelers. The battery operated red LED ring used […]
Tiny Chirp
So I have this Tiny Chirp, when you power it up, an indicator wakes up and it does a sequence of wonderful chirps! First, you need one active piezo-buzzer (i.e. the type with a built-in […]
Ultrasonic Water Level Monitor
Here’s a little idea to monitor the level of water in a water tank with the help of an ultrasonic sensor module. The build process is very simple, and best understood by referring to the […]
Little Melody Maker
Here is a simple do it yourself project of a little melody maker useful for all those hobbyists interested in making electronic toys or fancy gizmos for their kids. For extreme simplicity and flexibility, the […]