May
www.nutsvolts.com
2010
Nuts&Volts
Page 38
Projects & Features
30 Build This Indoor Shooting Range
Now you can do target practice in the privacy of your
home using photon bullets with your own hand gun.
■ By Ron Newton
38 Build a Jumbo LED Digital
Thermometer
Although the original usage for this device was for a
fish tank, home beer brewers, hydroponic gardeners,
amateur weather watchers, or folks interested in
energy management will appreciate the easy-to-read
temperatures.
■ By David Williams
42 Reading and Writing an EEPROM
Using the Arduino
When faced with a dilemma of unavailable
programmed replacement chips and the prohibitively
expensive cost of a commercial programmer, the
Arduino platform came to the rescue.
■ By Ron Hildreth
47 Experiments with
Alternative Energy
Learn the
fundamentals of
renewable energy
through this
educational series.
This month:
Fuel Cell Basics.
■ By John Gavlik
6
May 2010
Columns
10 TechKnowledgey 2010
Events, Advances, and News
Topics covered include
Maxwell’s demon is
discovered, affordable
night vision, new
’scopes are introduced,
butterflies are not free,
plus some other stuff
you’ll find interesting.
14 The Spin Zone
Adventures in Propeller Programming
Spinning up fun with encoders.
22Q &A
Reader Questions Answered Here
Christmas tree lights, clock oscillator
schematic, noisy audio, plus more.
54 The Design Cycle
Advanced Techniques for Design Engineers
Shuffling the Microchip TCP/IP Stack.
67 Near Space
Approaching the
Final Frontier
Testing the complete
Nearsys Sun Sensor.
70 Smiley’s
Workshop
Programming • Hardware • Projects
Busy as a BeAVR.
Fundamentals For Beginners
Just getting started in electronics? Try these
simple demos to illustrate electronics principles
and how components function in actual circuits!
NEW!
Variable Resistors
28 Potentiometers
60 Photocells
Departments
08 DEVELOPING
PERSPECTIVES
26 NEW PRODUCTS
27 SHOWCASE
62 NV WEBSTORE
66 ELECTRO-NET
76 CLASSIFIEDS
78 TECH FORUM
81 AD INDEX
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