Circuit Cellar Issue 189 April 2006-PDF

ISSUE 189
April 2006
Theme: Wireless Communications

TASK MANAGER Guaranteeing Dependability, by Jennifer Huber, p. 4
NEW PRODUCT NEWS, edited by John Gorsky, p. 8
CROSSWORD, p. 93
Monitor and Control with Text Messaging, by Ken Merk, p. 12
Low-Cost 2.4-GHz Spectrum Analyzer, by Scott Armitage, p. 18
Data Acquisition for Mobile Applications, by Jean Paul Talledo Vilela, p. 24
Solution to Stand-Alone ISP Programming: Low-Cost STK500-Based Project, by Alton Harkcom, p. 34
Optical Proximity Sensor for Robots (Part 2): Open-Source PCB Layout Editor, by Stuart Brorson, p. 40
Wireless Sump Pump Monitoring System, by David Kanceruk, p. 48
Stock Clock: Wireless Network Delivers Market Data, by Richard Hoptroff, p. 58
ABOVE THE GROUND PLANE RF Mixer Isolation and Coax Stub Filters, by Ed Nisley, p. 68
APPLIED PCs Get Started in Mechatronics, by Fred Eady, p. 62
FROM THE BENCH Automating Sudoku, by Jeff Bachiochi, p. 80
SILICON UPDATE Rock 'Em and SoC ’Em, by Tom Cantrell, p. 75
PRIORITY INTERRUPT It's an E-Mail world, by Steve Ciarcia, p. 96