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Journal Article

A High-Speed Transient Analyzer

Authors: Partridge, Gordon R.

Journal of the Audio Engineering Society · Volume 15 · Issue 2 · pp. 171–175 · April 1967

Abstract

A proposed new instrument is designed to give an instantaneous display of the nature of transient and nonrecurring signals. Both the amplitude and the frequency of the signal are plotted on a storage oscilloscope with a time lag of only one cycle. Frequency is obtained from a digital measurement of the period of a cycle. During each cycle the reciprocal of the previous period is taken, converting the measurement to frequency. Amplitude is displayed as the positive peak value reached during the cycle previous to the moment of plotting. Examples of the display illustrate speech characteristics and the attack sounds of several musical instruments.

Details

Publication
Journal of the Audio Engineering Society
Volume
15
Issue
2
Pages
171–175
Publication date
April 6, 1967
Affiliation
General Radio Company, West Concord, MA (See document for exact affiliation information.)
Type
Journal Article