2014年3月19日 星期三

Electronic digital oscilloscopes 101

If there is one particular course that every engineer ought to take it truly is Tom Dagostino!|s Fundamentals of Digital Oscilloscope Utilization program. Not just does this course touch within the fundamental distinctions between analog and digital oscilloscopes, it explains in much less than one hour pretty much everything you need to know about the key capabilities of digital oscilloscopes. And since it is pre-recorded and accessible online, it is possible to view it from the desk at your leisure.



Tom is an electrical engineer with virtually forty many years of acquired knowledge in lots of locations which include signal integrity and evaluation, EDA, board layout and circuit layout. He is now VP of gadget modeling at Teraspeed Consulting Group and is also a normal presenter and lively neighborhood member of DesignCon. Within this program, Tom does an incredible occupation of describing complicated digital oscilloscope capabilities in simplistic terms. He walks as a result of real-world application examples utilizing an Agilent MSOX4154A X-Series Oscilloscope to display signals produced from a DVD player in his lab.



When the essential functionality of each analog and digital oscilloscopes is to measure and display voltage against time for a certain input signal, digital scopes have come an extended way in the classic analog designs we all know and like. Analog scopes just show signals, whereas a digital one particular digitizes the signal working with diverse acquisition and triggering modes. Digital scopes deliver more and more superior capabilities and functions that make them exponentially much more strong than an analog one particular.



Though these new functions may well seem to be intimidating to start with, this program will help you come across your comfort zone employing a digital oscilloscope because it explains the fundamentals about analog-to-digital conversion, sampling approaches for example peak detection, averaging and higher resolution, and the way to correctly use triggering. In fact, do you know that triggering is often a key differentiator amongst analog and digital oscilloscopes? In an analog scope, the trigger is utilised to start the display, but in a digital scope, the set off stops the acquisition. This could be especially useful to show what caused an event as opposed to what happened mainly because of an event.



I identified the troubleshooting part of the program the most fascinating. Such as, I realized how the scope!|s display and triggering capabilities can be made use of to locate hidden difficulties in a serial data stream also as hard-to-find timing problems, for instance intermittent failures.



No matter if you are an engineer debugging new designs or fixing assembly challenges in the course of manufacturing test, I'm absolutely sure that you will uncover this course insightful and handy. Thanks to Tom for sharing his tricks of your trade with us. I invite you to get the course by yourself and share your ideas with me.

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