Zero-cross high voltage AC relay switch unit, as u

Made:
1989 in London

Zero-cross high voltage AC relay switch unit, as used in the Biosignal Laboratory at the Institute of Psychiatry, London, England, established by Professor Hans Eysenck and Dr Paul Barrett to conduct investigations into the relationship between psychophysical and psychometric measures, 1988-1994.

Details

Category:
Psychology, Psychiatry & Anthropometry
Object Number:
2000-1326
type:
relay switch
credit:
Barrett, Dr P.