By: Lasse Jespersen The LM350 is a tried and true adjustable voltage regulator. It is rugged beyond belief. Where fairly beefy step-down converters go up in smoke, the LM350 just takes a nap. And a nap is infinitely better than a plume of smoke. To keep a circuit on a breadboard safe, it can… Continue reading LM350 Adjustable Voltage Regulator- Variable Power Supply In Miniature
Category: Blog
Timelord – The Ultimate Time Control Device
By: Lasse Jespersen Timelord Overview: The Timelord is a time control device that you can customize to automate practically anything. Make it. Set it. Forget it. In this tutorial, we will learn how to: Use a DHT22 sensor to sense temperature and humidity Use a RTC module to set and keep time Use a PIR… Continue reading Timelord – The Ultimate Time Control Device
DIY Solar Panel Guide
By: Lasse Jespersen While small solar panels are a convenient way of getting power on-the-go, and you can certainly buy them off-the-shelf at an unfair price, a little understanding of their practical setup can go a long way. This DIY solar panel guide will show you how to properly configure your own for a fraction of… Continue reading DIY Solar Panel Guide
A Charger Lightly – How to Make a Battery Charger Part 2
By: Lasse Jaspersen Once you’ve done the initial build setup from Part 1, now we can move on to completing the battery for the solar tracker here in Part 2. How to Make a Battery Charger Wiring for Perfboard and PTH-Soldering Pay attention to the schematics – the charger has been divided into… Continue reading A Charger Lightly – How to Make a Battery Charger Part 2
5 Green Projects for St. Patrick’s Day
Are you feeling lucky? How about techy? Why not try your luck with one of these green tech projects for St. Patrick’s Day! 1. drinkerBot The drinkerBot by littleBits is the perfect way to serve up a selection of green-colored drinks (note: does not work with carbonated beverages). Cups travel along a conveyor belt, while… Continue reading 5 Green Projects for St. Patrick’s Day
A Charger Lightly – How to Build a Battery Charger Part 1
By: Lasse Jaspersen In this 2-part series on how to build a battery charger for a solar tracker (instructions to follow), you will learn how to: Build a 12V lead-acid battery charger Use an Arduino Nano to control the charging circuit Use perfboard for plated-through-hole (PTH) soldering of a circuit. Mount a circuit on “something”, just… Continue reading A Charger Lightly – How to Build a Battery Charger Part 1
Best E-Books for Kids and Teen Tech Week
Kids and Teen Tech Week eBooks and Activities Resources A seven-page comic activity ebook explains in detail – with pictures to color – how to make a good solder connection. It also teaches kids and teens all the other bits and bobs knowledge needed to learn how to solder electronic kits, even if they’ve… Continue reading Best E-Books for Kids and Teen Tech Week
14 Electronic DIY Valentine’s Day Gift Ideas
Not sure what to get your love-maker maker-lover this Valentine’s Day? Here are 14 electronic DIY Valentine’s Day gift ideas to get those creative love juices flowing! Scroll down and you’ll see we’ve separated them into Valentine’s Day gift ideas for her, him, and projects that even the little ones can make. Many of the… Continue reading 14 Electronic DIY Valentine’s Day Gift Ideas
The IoT Effect
As with most things in life, there is a co-existing benefit and risk to all that we do. This couldn’t be more prevalent than in the rapidly accelerating technology industry and the looming internet of things – aka the IoT effect. Having a good understanding of both sides will empower you to greatly reduce the… Continue reading The IoT Effect
Hackaday Sci-Fi 2017 Contest 2017
For makers, hackers, and lovers of all things Science Fiction and cosplay, the Hackaday Sci-Fi 2017 Contest is officially underway and accepting submissions! The Hackaday Sci-Fi 2017 Contest submissions are due by 9 pm March 6, 2017. Submissions must be electronic projects with a Sci-Fi or Cosplay-type theme. Winners will be judged on: Uniqueness, Project… Continue reading Hackaday Sci-Fi 2017 Contest 2017