ABOUT THE EDITOR
Clyde F. Coombs, Jr. recently retired from Hewlett-Packard, where he had worked as an elec-
tronics engineer and manager. One of the most successful editors in professional publishing
today, he developed and edited all five previous editions of the Printed Circuits Handbook,
and also edited the Electronic Instrument Handbook and the Communications Network Test
and Measurement Handbook, three of McGraw-Hill’s best-selling technical handbooks.
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