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August 1998, Article 1

August 1998, Article 1

A 150-MHz-Bandwidth Membrane Hydrophone for Acoustic Field Characterization

To measure the beam parameters of intravascular ultrasound imaging transducers with operating center frequencies exceeding 20 MHz and beamwidths below 200 micrometers, a hydrophone with a spot diameter less than 50 micrometers and a bandwidth greater than 150 MHz is required. The hydrophone described in this article is a step towards meeting these

by by Paul Lum, Michael Greenstein, Edward D. Verdonk, Charles Grossman, Jr., and Thomas L. Szabo

Article 1 - aug98a1.pdf

This article is available in Adobe Acrobat format (PDF). To view this article you need to have Acrobat Reader 2.0 or later installed on your system. The Acrobat reader is available free of charge in Unix, Dos, Windows and Macintosh formats. You can download the reader from Adobe Systems (www.adobe.com)
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