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Useful Projects (84)

Browse through a total of 84 useful projects and electronic software that can enhance your activity.

Breadboard Power Supply Adaptor

Brent Voltz - 12/22/17

The Challenge One consistent challenge that I face in my lab is how to power breadboard projects. I [...]

Building a Smart Master/Slave Switch

T.K. Hareendran - 12/06/17

Here is an inexpensive and easy-to-build master/slave switch for integration into powerstrips for the automatic switching of “slaves” [...]

Home IoT – Voice Controlled Lab Lights with Amazon Alexa and ESP8266

Brent Voltz - 11/20/17

I recently won an Amazon Echo in a BBQ cooking competition and I was eager to get it [...]

Weekly Roundup – Top Links for the 2nd Week of November 2017

Adam Carlson - 11/10/17

From the Editor I must apologize for the late release of the weekly report this week.  I was [...]

Building a DIY LED Ring for DSLR Camera

Enrico Miglino - 11/06/17

LED Ring for a DSLR Camera For me, when I start a new project, I am not interested [...]

USB Power Testing With an Arduino Controlled Dummy Load Project

T.K. Hareendran - 11/01/17

One part that I find myself using somewhat regularly in microcontroller-based experiments is the “USB power bank” that [...]

Weekly Roundup – Top Links for the 4th Week of October 2017

Adam Carlson - 10/26/17

Editor’s Note This week, I had the wonderful problem of having too much material to share in the [...]

Build Your Own Smart Bike Battery Gauge

T.K. Hareendran - 09/14/17

So you’d kind of like to know when the battery in your bike is getting a bit flat, [...]

Creating an Interleaved PWM Generator With an Arduino

T.K. Hareendran - 08/08/17

Pulse-width modulation (PWM) is the ground for control in power electronics. The vast majority of semiconductor power devices [...]
Prusa I3A Plus

Prusa I3A Plus Review and Assembly Tips

Enrico Miglino - 06/06/17

In the past, I tested several 3D printers models in the range for personal use, i.e.the classic desktop [...]
good bad egg

Compact Egg Candler Circuit

T.K. Hareendran - 05/19/16

An egg candler is a simple device used for testing incubating eggs to determine if they are viable [...]
Single Pushbutton Latching Relay Engine Start Circuit

Single Pushbutton Latching Relay Engine Start Circuit

Jim Keith - 10/03/15

Small engines often have two pushbuttons: A start pushbutton to operate the starter motor and a stop pushbutton [...]
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