The GSR-200 is an inexpensive GSR measurement device for classroom or laboratory use. It draws its power from any iWorx data acquisition device or standard transducer amplifier. The GSR-200 functions by passing a small constant voltage across the skin and then measuring changes in resistance that may occur.

How Do We Know If Someone Is Telling the Truth?

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13 years ago

Body's Responce to External StimuliR.C. Davis, at the time professor of Psychology at Indiana University, discussed research that suggests the body’s response to external stimuli may telegraph if a person…

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