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Build Your Own Prop Dropper
Experiments with Alternative Energy: Part 3
by John Gavlik
Learn the fundamentals of renewable energy through this educational series. This month: Build a Solar Powered Battery Charger Page 46
USB MP Controller
Computer Related
by Rob Caruso
This 'Recycled Electronics' build uses a knob from a VCR to create a controller for the Windows Media Player. Page 34
Retractable Micro-Probe for Fine-Pitch IC Access
Electronic Gadgets
by Dave Siegel
Size matters when you're working with surface mount components. This handy device will get you right to the point of things. Page 36
The Green Standby
Home Automation
by Carlos Cossio
This awesome unit lets your appliances stay connected to the grid while cutting the costs of your electric bills at the same time. Page 40
Techknowledgey
by Jeff Eckert
TechKnowledgery 2009 | October 2009
Topics covered include iPOD recording device, repulsive light force discovered, protecting personal data, China to dump Lenova holdings, plus other stuff. Page 12
Open Communication
by Louis E. Frenzel
E-Books
E-books offer one more way to communicate electronically. Page 15
Smiley’s Workshop
by Joe Pardue
Smileys Workshop: An AVR C Programming Series (Part 15)
Infrared object detection meets tomato soup cans. Page 18
Q&A
by Russell Kincaid
Q&A | October 2009
Game show lockout circuit, fluorescent ballast, PICAXE or PIC, plus more. Page 26
Personal Robotics
by Vern Graner
The Halloween Prop Dropper
The Prop Dropper is designed to detect the presence of a person, rapid-deploy a small prop, display it for a moment, then wind it back up out of view, ready for its next victim Page 52
The Design Cycle
by Fred Eady
The Design Cycle | October 2009
Unlocking a 16-bit USB front end for the new ENC624J600 stand-alone 10/100 Ehternet controller. Page 60
PICAXE Primer
by Ron Hackett
Using The AXE027 USB Programming Cable
This month's Primer we're going to take a first look at how to cope with the process of migrating from the serial to USB programming connections. Page 67
Designing with Efficiency in Mind
by Bryan Bergeron
Please visit our Developing Perspectives blog to read the full article and comment. Page 8
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