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Response Relay

Published online by Cambridge University Press:  01 January 2025

J. E. P. Libby
J. E. P. Libby*
Affiliation:
Psychometric Laboratory, University of Chicago
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Abstract

Controlled by microphone, photocell, or keys, the described instrument operates a chronoscope, chronograph, etc., together with a projector, bell, light, or other stimulus requiring up to 200 watts.

Type
Original Paper
Information
Psychometrika , Volume 7 , Issue 2 , June 1942 , pp. 139 - 141
Copyright
Copyright © 1942 The Psychometric Society

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Footnotes

*

Libbe.v, J. E. P. and Hunsicker, A. L. Portable response timer, Psychometrika, 1941, 6, 401-403.