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Measuring repeated strains with a modified null-balancing strain indicator

Accurate measurements can be made within certain amplitude and frequency limits if proper filter is added to the measuring circuit

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Summary

The output of the phase detector of a Baldwin Type M strain indicator can be filtered and displayed on a d-c oscilloscope which acts as the null detector. Repeated strains can then be accurately measured within certain amplitude and frequency limits.

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Authors and Affiliations

  1. South African Council for Scientific and Industrial Research, Pretoria

    R. S. Loubser & W. W. Schroeder

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  1. R. S. Loubser
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  2. W. W. Schroeder
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Loubser, R.S., Schroeder, W.W. Measuring repeated strains with a modified null-balancing strain indicator. Experimental Mechanics 1, 136 (1961). https://doi.org/10.1007/BF02323119

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  • DOI: https://doi.org/10.1007/BF02323119

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