Projects & Features
30 Hack an LED Desk Lamp
Turn an ordinary lamp into a battery operated
■ By Jim Teixeira
35 Raspberry Pi Based Remote
Temperature Monitoring System
Learn how to integrate 1-Wire temperature
monitoring hardware with the Raspberry Pi.
■ By Benjamin Kibalo
42 Getting Started With Matrix
With the info presented here, you’ll be able to
whip up some attractive “light shows”
in no time.
■ By Thomas Henry
48 How to Make Professional Looking
Control Panels and Enclosures
— Part 2
Details on the ways to print completed graphics
and transfer them to the final panel material
■ By Gordon McComb
08 TechKnowledgey 2013
Events, Advances, and News
Rainbow on a chip, farewell to botulism, enhanced
security from Dell, GIMP is good, get Cubified,
flash for mobile phones, BIG screen TVs, and
IEEE member predictions.
12 The Spin Zone
Adventures in Propeller Programming
A QuickStart to Propeller Fun.
This low cost platform should be a part of
every hobbyist’s arsenal.
Reader Questions Answered Here
Questions on a synthesis circuit, IC chips,
grounding problems, resistor values (for light/dark),
power supplies, and Kodak photoresist and
developer are answered.
54 The Design Cycle
Advanced Techniques for Design Engineers
Controlling Homebrewed Devices
With a PS DualShock 3.
What can you do with a wireless Play Station
Approaching the Final Frontier
LED Photometers Revisited.
Build a better light intensity
Programming • Hardware • Projects
Our alarm clock journey continues
with the melding of Fritzing and
74 NV WEBSTORE
78 TECH FORUM
80 AD INDEX
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4 May 2013