(Spaltpendel für chronmetrische-optische Versuche)
Description: This pendulum hung from angled poles and was used
for optical-chronometric studies. For this device, an
electromagnet releases the pendulum which simultaneously exposes
a visual stimulus and closes a mercury cup contact. (Expanded
caption Copyright 1998, Edward J. Haupt)
(Source: Wundt's Physiologische Psychologie, not otherwise
cited)
Source of illustration: Zimmermann, E. (1903). XVIII. Preis-
Liste über psychologische und physiologische Apparate
(p. 23). Leipzig: Eduard Zimmermann.
DESCRIPTORS:
Type: component
Stimulus: pointer positions
System: mental process
Output: reaction time