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Flow transmitter has ultrasonic signal


Publisher
Elsevier Science
Year
2009
Tongue
English
Weight
254 KB
Volume
2009
Category
Article
ISSN
0262-1762

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Spectral analysis of Doppler ultrasonic
โœ Ramon R. Gonzalez Jr.; Wui Jin Koh ๐Ÿ“‚ Article ๐Ÿ“… 1983 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 419 KB

This paper describes a method of performing spectral analysis on Doppler acoustical signals from peripheral blood vessels with the use of an Apple II plus personal computer. Digitization is accomplished with a commercially available analog-to-digital converter. The data are transformed with a fast