Contents
December 17, 2004

Cover Story
- Spinning spheres test relativity's subtlety
Gravity Probe B, the most precise experiment ever, will assess frame-dragging of the fabric of space.
Design Features
- PIN-limiter diodes effectively protect receivers
Limiters shield sensitive front-end semiconductor components from transmitter-signal damage. - The hot 100 products of 2004
The best 100 products of 2004 encompass a range of architectures and technologies and a plethora of categories—from analog ICs to multimedia to test-and-measurement tools. - The human touch keeps the elderly and disabled technology-connected
Ever-evolving technology brings regular, robust, and reliable communication with the outside world to individuals with physical limitations.
Leading Edge
- Platform aids in streaming-video processing
- Telephony processors enable voice-over-data gear
- Tiny capacitors are more complex than they seem
- i-Pod-sized DMMs comply with safety ratings to CAT II at 600V, CAT III at 300V
- Compact controller drives multiple motors
- Carbon-comp resistor takes you forward into the past
- Quad signal processors top new mezzanine card
- Device expands low-end, 32-bit performance
Departments and Columns
- Baker's Best
Update your cookbook for the new year
- edn.comment
Engineers and the Three Bears


