Dear Dennis...
EN-Genius Network's Dennis Feucht answers your design
queries in his new Circuit Design Clinic!
October, 2008
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EN-Genius Network presents a new, interactive
analog design service to readers! Send us your design questions (with
relevant data; schematics in JPEG or GIF, please) for some free
engineering advice from EN-Genius Network's circuit
consultant, Dennis Feucht, on how you might solve a design problem or
improve circuit performance. Submissions may be edited for clarity or
brevity, and submitters and their email addresses will remain anonymous
(unless otherwise indicated). Please send your questions to Dennis here.
Design Techniques For New Engineers
Transductors: Magnetic Devices
by Dennis L Feucht
Transformers, or coupled inductors, which are often referred to more generally as magnetic devices and which I prefer to call by the more economical neologism, transductors, can often be confusing to new and not-so-new engineers alike. Textbook coverage of them in school is sparse in the passive networks course, and can even tend to confuse the subject. Motor courses start with transformer magnetics and are better, but often do not highlight a critical concept, that of the different frames of reference.
...download complete article here (346 KB PDF)
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