power supply

11.28.09
Build It

A Rechargeable, Pocket-Sized 5V Power Supply

Use this compact component to power anything that needs juice in your DIY projects
By Dave Prochnow Posted 02.05.2008 at 1:23 pm 1 Comment

The 5V Pocket Rechargeable Power Supply:  Dave Prochnow

Sure power supply projects aren't that sexy; but they are, generally speaking, the foundation for every electronics project. The voltage output for this project is 5VDC, and a practical output that can be applied to a wide variety of digital components.

[ Read Full Story ]
READ MORE ABOUT > , , ,



Download Our iPhone App

Stay up to date on the latest news of the future of science and technology from your iPhone with full articles, images and offline viewing



Follow Us On Twitter

Featuring every article from the magazine and website, plus links from around the Web. Also see our PopSci DIY feed



Become a Fan On Facebook

Share links with friends, comment on stories and more


December 2009: Best of What's New

In our December issue, Popular Science names the 100 best innovations of the year: bombproof wallpaper, self-parking cars, the fastest helicopter, and 97 more. Plus inventor profiles and videos.

Check out the best of what's new here.

Popular Science Photo Pool


Share your photos in the Pop Sci pool at www.flickr.com!
tags_sprite.png
POP_embeddedForm_cover_May09.jpg