4Jennifer Huber | HTML Task ManagerGuaranteeing Dependability |
8John Gorsky | New Product News
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12Ken Merk | Monitor and Control With Text MessagingKen remotely monitors and controls mobile equipment with his cell phone. Essential information and commands move back and forth between his phone and the equipment in the form of text messages. Text messages make the system convenient and easy to use.Download: Merk-189.zip |
18Scott Armitage | Low-Cost 2.4-GHz Spectrum AnalyzerForget dropping big bucks on a microwave spectrum analyzer. You can build your own for a fraction of the cost. Scott walks you through the process of building an ATmega48-based 2.4-GHz spectrum analyzer.Download: Armitage-189.zip |
24Jean Paul Talledo Vilela | Data Acquisition for Mobile ApplicationsJean Paul's wireless sensor network and position-tracking system is used to monitor a vehicle's acceleration, temperature, and more. After data is accumulated, it's sent to an Internet database server.Download: Jean_Paul_Talledo_Vilela-189.zip |
34Alton Harkcom | Solution to Stand-Alone ISP ProgrammingLow-Cost STK500-Based ProjectAlton has been using the Atmel STK500 development board for several years now. In this article, he explains his solution to stand-alone ISP programming. If all you need is an ISP programmer, this project fits the bill.Download: Harkcom-189.zip |
40Stuart Brorson | Optical Proximity Sensor for RobotsPart 2: Open-Source PCB Layout EditorLast month Stuart piqued your interest in his PCB-based optical proximity sensor. Now he explains how to lay out the proximity sensor using the gEDA suite's layout program. You're only a step away from being able to design PCBs with the open-source gEDA suite!Download: Brorson-189.zip |
48David Kanceruk | Wireless Sump Pump Monitoring SystemDo you worry about your basement flooding? David's three-unit wireless system can monitor the water level in your sump pit. The system will sound an alarm and send you an e-mail if the water level gets too high.Download: Kanceruk-189.zip |
58Richard Hoptroff | Stock ClockWireless Network Delivers Market DataUsing the basic idea behind a wireless weather station, Richard built an Internet-enabled, stock monitoring system. But don't worry if monitoring the stock market isn't your thing. You can use this easy-to-build ZigBee-based system to pull virtually any other kind of textual information off the 'Net and display it on your dial.Download: Hoftroff-189.zip |
Applied PCs62Fred Eady | Get Started in MechatronicsMechatronics is an exciting branch of engineering that involves the combination of mechanics, electronics, and computing. Fred shows you how to move a mechanical application into mechatronics territory with Microchip's PICDEM mechatronics demo board package. |
Above the Ground Plane68Ed Nisley | RF Mixer Isolation and Coax Stub FiltersWhen Ed started receiving mysterious radio transmissions last summer, he set out find the source. This month he shares his findings, provides a useful review of how RF mixers work, and describes a notch filter made of coaxial cable. |
Silicon Update75Tom Cantrell | Rock 'Em and SoC 'EmFPGA manufacturers have claimed to offer an SoC for the masses. Until now, however, that's been more hype than reality, Tom says. Now we're getting closer to a true single-chip SoC solution. Enter Actel's Fusion FPGA. |
From the Bench80Jeff Bachiochi | Automating SudokuAfter working through his first Sudoku puzzle by hand, Jeff was ready for another challenge. He automated the process with Liberty BASIC so he can solve Sudoku puzzles on a PC.Download: Bachiochi-189.zip |
93 | Crossword Puzzle |
94 | Advertiser's Index / May Preview |
96Steve Ciarcia | HTML Priority InterruptIt's an E-mail World |
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