Everything for Electronics

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July 2012

Nuts and Volts Magazine

Building A Desktop National Debt Clock Scrolling Display



Build the Solar Sequencer

Build a solar sequencer that enables a single solar panel to charge multiple batteries of different sizes and capacities, keeping them isolated from each other.

Build the Pi Scrolling Display

This versatile display lets you have your pi and see it too!

Streamline Your Home Studio With a Sound Card Switcher

Get to the business of making music instead of messing with cords with this extremely useful and simple device. Makes a great beginner’s project too!

Upgrade Your 16-bit Micro Experimenter to 32-bit for 16x2 Processing Power

With Microchip’s PIC32MX2/MX1 chip and the new MPLAB X IDE and free PIC32-bit C compiler, you can easily transition your 16-bit Experimenter to 32-bit processing.


by Jeff Eckert
Events, Advances, and News
Read about the world’s largest digital camera, gigabit Wi-Fi, digital drinking, and the death of an industry pioneer ... plus some other interesting stuff.

The Spin Zone
by Jon Williams
Track’em Danno!
While many are uncomfortable with the fast pace of technology, for hobbyists like you and me the speed at which things change means that more interesting components become available for us to experiment with.

by Russell Kincaid
Answers to Questions
Send all questions and comments to: [email protected]

Smiley’s Workshop
by Joe Pardue
Smiley’s Workshop 48: It’s About Time
Some C theory for structuring data and then some hands-on lab work using a DS1307 real time clock IC on a breadboard. Part 48

Near Space
by L. Paul Verhage
A New BalloonSat Airframe Design
I had a chance to fly my new BalloonSat on April 22, 2012. The launch took place at the Physics department of Ft. Hays State University (thanks Dr. Adams and Dr. Maseburg).

Fundamentals For Beginners
Build a Screaming Box
Use this simple light detector circuit to make a Screaming Box to use as a gag or to catch late-night snackers in the act!


When Less is More: Designing for Minimum Mass
by Bryan Bergeron
If you’re a typical N&V reader, then sizing a component means defining its value, precision, power handling capacity, operating voltage, physical size, and precision.