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October 2010

Nuts and Volts Magazine

SHAZAM! Wow Trick-or-Treaters With This Clever Halloween Project

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Projects

Build the Shazam!!

Light up the eyes of trick-or-treaters this year with lightning bolts and thunder claps which are hidden within a photo frame.


Make Magic Candles with the Propeller

Discover a cool way to safely simulate flames for all your holiday displays.


Implementing a File I/O System for the 16-bit Micro Experimenter

Add even more capability to your Experimenter by integrating a PC compatible file I/O.


Phreak Out with the BASIC Stamp 2

Remember the old days of hacking/phreaking with your cell phone? Well, you can revisit those times (or try them out for the first time) in a fun, legally safe environment.



Columns

TechKnowledgey
by Jeff Eckert
TechKnowledgey 2010
Wastewater that produces electricity, custom gaming computer, 2.5-D images by Christmas, plus other stuff you’ll find interesting.

The Design Cycle
by Fred Eady
Thumbs Up for the Vinculum-II Toolchain.
The Vinculum-II embedded dual USB host controller takes all of the hard work out of interfacing and controlling USB devices. In this case the Vinculum-II goes one step further to save us both money and time.

Q&A
by Russell Kincaid
Q&A
High voltage sine wave, obscure battery, black body heat source, plus more.

Open Communication
by Louis E. Frenzel
Q & A about Digital Radio
Crystal radios are just a simple diode demodulator for amplitude modulation (AM) signals. Typically, crystal radios are built to receive local AM broadcast stations. And while those stations still exist, that might not be the case in the future.

Smiley’s Workshop
by Joe Pardue
Smiley’s Workshop 27: AVR Memory - Part 5 — Bootloaders
AVR Memory — Part 5: Bootloaders Part 27

PICAXE Primer
by Ron Hackett
Implementing an ADC Keypad
This alternate approach only requires a single ADC input to decode a 12- or 16-key matrix keypad, so it’s suitable for use with any 08M-based project.

Fundamentals For Beginners
How an SCR Works
Just getting started in electronics?