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May 2013

Nuts and Volts Magazine

Getting Started With Matrix LEDs

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Getting Started With Matrix LED Displays

For a bold and eye-catching output display in your next electronic masterpiece, consider exploiting a matrix LED device.

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 are covered.


Hack an LED Desk Lamp

Electronic Gadgets

Turn an ordinary lamp into a battery operated emergency light.

Raspberry Pi Based Remote Temperature Monitoring System

Electronic Gadgets

Learn how to integrate 1-Wire temperature monitoring hardware with the Raspberry Pi.


by Jeff Eckert
Events, Advances, and News (5.2013)
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.

The Spin Zone
by Jon McPhalen
A QuickStart to Propeller Fun
This low cost platform should be a part of every hobbyist’s arsenal.

by Russell Kincaid
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.

The Design Cycle
by Fred Eady
Controlling Homebrewed Devices With a PS DualShock 3
What can you do with a wireless Play Station controller?

Near Space
by L. Paul Verhage
LED Photometers Revisited
Build a better light intensity measuring device.

Smiley’s Workshop
by Joe Pardue
Smiley’s Workshop 58: Fritzingduino — Part 1
Our journey continues as we incorporate both the Arduino core circuits and shield circuits into a single design, using a single PCB, to roll our own Arduino. Part 58