Content tagged with Electronics & Test posted in April 2013
What's the Frequency, Kenneth?
Sherlock Ohms 4/22/2013
It was OK when a radio station ran a tad above frequency limits. But when other radio operators in the area used the station's frequency as a base, things could get crazy.
Screws Mess With Filter Design
Sherlock Ohms 4/18/2013
The filter had more rejection at the low end than at the high end since the equivalent capacitance coupling did not provide a transmission at high frequencies.
The Power Factor
Sherlock Ohms 4/16/2013
Post-lunch power surges caused a world of problems at a high-tech defense firm.
The Least-Obvious Signals Sometimes Bite You
Sherlock Ohms 4/15/2013
When is a digital circuit not a digital circuit? When somebody forgot that ultimately everything is an analog circuit, and things like L, R, and C combine in the most insidious ways to derail a design.
Car Radio Fires Up Check Engine Light
Sherlock Ohms 4/12/2013
Apparently the 2003 Saturn Vue has some interconnections between sensors that depend upon the integrity of the radio ground strap for proper operation of the engine and transmission control computers.
Chip Suppliers Target Vehicle Complexity
Electronics News 4/2/2013
Chip makers are hoping a new breed of microcontrollers will begin laying the foundation for a solution to one of the auto industry’s most vexing design problems -- electronic complexity.
My Opinion on Testing Without ATS
Automated test software, or ATS, is nothing new. But as systems grow in complexity, the need for automated testing, and likewise automated testing software, grows correspondingly.
A Finland-based company has introduced what it claims is the first smart door lock that can be powered from energy harvested from a mobile device.
This charts show the pros and cons of five drive-train technologies.
A UK-based consortium comprised of the Centre for Process Innovation, Merck, and Polysolar are working on a design for integrated photovoltaic windows.
A new development kit expedites proof-of-concept for applications requiring an ultra-thin force or pressure sensor.
A researcher from The Ohio State University has designed objects that harness vibrations from the movement of swaying buildings or bridges to provide alternative energy.
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