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November 2011

Nuts and Volts Magazine

Build The Battery Marvel

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Features

The Digilent Electronics Explorer - Review

See if this all-in-one analog circuit design station is for you.


LED Madness Contest Winners

Nuts & Volts LED Madness Contest winners announced!



Projects

Replace Incandescent Lighting with LEDs

Nuts & Volts Special

This project shows how to use Texas Instruments products to change the incandescent light bulbs in a curio cabinet to energy-efficient LEDs.


Build the Battery Marvel

Electronic Gadgets

This easy-to-build 12V battery monitor will alert you well before your car, truck, boat, or motorcycle battery fails.



Columns

TechKnowledgey
by Jeff Eckert
TechKnowledgey 2011
Read up on things like doubling wireless capacity, a sauna in your pants, a new laptop, and HP calling it quits ... plus some other items of interest.

The Spin Zone
by Jon Williams
The Spin Zone
Big Fun With Small LEDs.

Q&A
by Russell Kincaid
Q & A
Some of the answers this month deal with a high power LED flasher, a solar controller, an LED flashlight, and a Lithium-Ion battery charger to name a few

Smiley’s Workshop
by Joe Pardue
Smiley’s Workshop 40: Digital I/O — Part 2
Digital I/O — Part 2-40

Near Space
by L. Paul Verhage
Near Space
An Antenna for Near Space.

The Design Cycle
by Fred Eady
The Design Cycle
You CAN Do It With the chipKIT MAX32.

Departments

Thoughtful Repurposing
by Bryan Bergeron
Teardowns of electronics devices can be an excellent means of learning how to design circuits for the real world, as well as an inexpensive source of parts for your construction projects.