10 TechKnowledgey 2011
Events, Advances, and News
This month’s coverage includes info on
harvesting wasted vehicle power, docking
your hard drives, Apple taking the biggest
semi bite, plus some other food for thought.
14 The Spin Zone
Adventures in Propeller Programming
Serving Up Servo Control.
22 Q & A
Reader Questions Answered Here
Get answers to a solar controller, 1.5V hobby
motor speed controller, a DSL carrier detector,
and some other stuff.
52 Near Space
Approaching the Final Frontier
Programming the Ultralight Near Space
58 Smiley’s Workshop
Programming • Hardware • Projects
avrtoolbox and C Standard Library.
Projects & Features
28 Build A Circuit Board
If you spend a considerable amount of time
assembling and soldering PCBs, then you’re gonna
love this “third hand“ you’re always needing.
■ By John D. Collier
34 Web Browser Control of Your
Home Thermostat — Part 1
Control the temperature from your easy chair
(or remotely from anywhere!) with a cell phone
browser or computer.
■ By Jürgen G. Schmidt
44 Making the DEFCON 18 Badge
Joe’s yearly summary on the trials and tribulations
of his badge build.
■ By Joe Grand
68 The Design Cycle
Advanced Techniques for Design Engineers
Slaving Away From USB Host.
26 NEW PRODUCTS
65 NV WEBSTORE
78 TECH FORUM
79 AD INDEX
FUNdamentals For Beginners
Just getting started in electronics? Try these
simple demos to illustrate electronics principles and
how components function in actual circuits!
56 Build an Electronic Metronome
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