Content posted in February 2019
Alias, damned alias and statistics
The Filter Wizard Remastered 2/26/2019 1 comment
Every so often someone publishes an article discussing aliasing. I thought I’d jump on the bandwagon – you know, that one in the movies whose wheels seem to be rotating the wrong way. Is aliasing a problem?
Who, what and why?
The Filter Wizard Remastered 2/25/2019 3 comments
Welcome to Filter Wizard Remastered – Kendall’s world of signals and circuit stuff! There’s lots to talk about across many different domains and disciplines, and also the chance to lighten up your daily grind a little.
Will Cars Soon Need Their Own ECM?
Analog Angle 2/25/2019 1 comment
Cars are incorporating radar and other external-facing signal, and may soon have intervehicle data links; they may soon be the victims of deliberate jamming, thus requiring electronic countermeasures.
Nikola Tesla: EDN and Planet Analog's best articles
Steve Taranovich 2/19/2019 2 comments
Nikola Tesla was an extraordinary, but very eccentric inventor. His rivalries with Thomas Edison are famous. He died more than 75 years ago, but his discoveries and ideas have helped shape modern electricity, including Wireless Power
A three-part series of articles explains how to minimize interference through proper PCB design and layout.
In such things as laboratory power supplies or electronic systems, in which various components are connected to longer cables, the regulated voltage is not always particularly accurate at the point where it is needed due to various voltage drops across the interconnection lines.
There area plethora of USB Type-C articles out there, but this is the first one I have seen with a really neat design architecture to shrink the board footprint with a high level of integration.
The required selectivity of a customer design implied four-pole filters with about 10% bandwidth (passband width about 10% of the centre frequency). There was a catch---a tight power budget
Monitoring the heart rate or blood pressure in order to enhance the quality of their life, this is known as Remote Patient Monitoring (RPM)