Everything for Electronics

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December 2014

Nuts and Volts Magazine

Holiday Line-up!

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Features

Synchronized Light Displays

A straightforward approach for synchronizing Christmas lights to music.


Boxed Kit Amps’ Gobo Stereo Amplifier

This is a fun to build desktop stereo amplifier kit that is appropriate for any experience level.



Projects

Build the 3D Christmas LED Tree

Brighten things up this holiday season with your own home-built LED tree.


Make These Unique Xmas Earrings

Add some holiday bling this season!


Wishing You a Very Random Christmas

This flexible eight-channel light controller uses random number generators to make sure your holiday displays never look the same.



Columns

TechKnowledgey
by Jeff Eckert
Events, Advances, and News (12.2014)
Topics of interest this time include the world’s fastest electric motorcycle, getting your own cloud, taking your own ECG, preserving the CRT, plus some other cool stuff.

Q&A
by Tim Brown
Reader Questions Answered Here (12.2014)
Questions cover a battery monitor circuit, NiMHs over NiCads, and using an audio synthesizer IC with an eight ohm speaker.

The Spin Zone
by Jon McPhalen
Putting a Button On It
Think there’s not a lot to say about implementing buttons into your electronic projects? Guess again.

Smiley’s Workshop
by Joe Pardue
The Arduino Classroom. Arduino 101/Chapter 11: Sound
In order to make sounds using the Arduino, you need to know about arrays and interrupts.

Getting Started With 3D Printing
by Chuck Hellebuyck
Briding the Gap of Packaging With 3D Printing.
The three main areas to designing a project are: hardware, software, and packaging. While hardware and software have come a long way over the years, replicating custom enclosures has been on the expensive side ... until now.

Near Space
by L. Paul Verhage
CubeSats — Part 1
There’s a new breed of satellites in town with a lot of potential to cost-effectively and boldly go where no man has before.