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Features

Lightning Screen by Harry Goldman
For those interested in high voltage phenomena, this device will prove to be an impressive performer.

Properly Selecting Electronic Components: Part 2 by Vaughn D. Martin
This month's tutorial covers capacitors and inductors.

Experiments with Alternative Energy by John Gavlik
Learn the fundamentals of renewable Energy with this new educational series. This month: Solar Energy.

Projects

NixieNeon Clock by Joe Croft
Time for another cool clock design using nixie tubes.

TestMaster Quiz Box by John L. Brittan
Run your own game shows at home with this fun build.

Columns

Techknowledgey by Jeff Eckert
TechKnowledgey 2009 | August 2009
Topics covered include lasers with curves, the smallest DC/DC concerter, quantum error suppression, plus other info you won't want to miss.

PICAXE Primer by Ron Hackett
Programming Your Serialized LCD Display
This month we’re going to turn our attention to some of the details of programming the display. Specifically, we’ll investigate two of the most useful features of LCD displays: scrolling a long line of text across the relatively small width of the display and creating custom characters to enhance the functionality of the display.

Personal Robotics by Samuel Aaron Ward
Solar Tracker
Phrases such as “going green” and “carbon footprint” have become ubiquitous and even trendy. The United States Green Building Counsel (USGBC) has even developed a green building rating system called LEED by which new buildings are designed to be as energy efficient as possible. Those with the knowledge to innovate technologies for renewable resources might soon find themselves highly sought after!

Q&A by Russell Kincaid
Q&A August 2009
Audio comb filter, high current/low voltage amp, time delay circuit, plus more.

The Design Cycle by Fred Eady
USB To Ethernet Using Microchip’s Free Stacks: Part 1
This month, the mountain man is coming to town as the coders at Microchip have put together a brand new TCP/IP Stack to support the new Ethernet ICs and wireless Ethernet modules that are coming out of the pipe.

Smiley’s Workshop by Joe Pardue
Smiley’s Workshop: An AVR C Programming Series (Part 13)
More ALP Projects.

Open Communication by Louis E. Frenzel
How To Achieve One Gigabit Per Second Data Rate Over Wireless
Longer distances, interference, and other environmental issues usually prevent that, but what we get is typically enough. With the new 802.11n standard, Wi-Fi speeds will be going up as more of the access points adopt the multiple input multiple output (MIMO) technology that will make 100+ Mbps common.

Departments

Developing Perspectives by Bryan Bergeron
Please visit our Developing Perspectives blog to read the full article and comment.