Buy the print and get FREE access to our online edition!


Show issues for


June 2011

Nuts and Volts Magazine

Build The Bat Detector

SUBSCRIBE    DIGITAL EDITION         Purchase This Issue


Features

How I Scratch-Built a Five Foot Long Radio-Controlled Submarine - Part 2

This time in, we'll look at the actual assembly of the components into the overall body of the Alfa sub itself. 0511


Using a Graphics Library With the 32-Bit Micro Experimenter

Extend current Experimenter applications using graphics and text in displays simultaneously.



Projects

Build a Bat Detector

Bats use echolocation to navigate. This bat detector will give you a look inside their hidden world and can even be used to identify different species.



Columns

TechKnowledgey
by Jeff Eckert
TechKnowledgey 2011
This time, read about a new spin on lightwaves, $100/GB storage, making green fun, plus some other interesting stuff.

PICAXE Primer
by Ron Hackett
PICAXE Primer
Introducing the PICAXE AXE401 Shield Base.

Q&A
by Russell Kincaid
Q & A
A rotary switch replacement, DC power filtering, and a USB battery charger are some of the topics covered this month.

Smiley’s Workshop
by Joe Pardue
Smiley’s Workshop 35: avrtoolbox — Designing an Elementary Library:  Serial Communications
avrtoolbox — Designing an Elementary Library: Serial Communications — Part 35

The Design Cycle
by Fred Eady
The Design Cycle
Pedaling the STC12C5A6OS2 from STC Microcontroller.

Open Communication
by Louis E. Frenzel
Open Communication
New Communications Device: The Tablet Computer.

Fundamentals For Beginners
by Nuts & Volts Magazine
Build a Dual Burglar Alarm
In this experiment, we will build an useful burglar alarm circuit for normally-closed and normally-open alarm systems.