White noise generator
Inventory NumberWJ0323
ClassificationNoise Generator
Dimensions13.3 x 48.3 x 19.1 cm (5 1/4 x 19 x 7 1/2 in.)
DescriptionWhite noise generator, type 462-A, issue no. 517
Signedin white on front, top center: WHITE NOISE GENERATOR / TYPE 462-A ISSUE NO. 517 / PSYCHO-ACOUSTIC LAB. HARVARD UNIVERSITY
Inscribedstamped on grey rectangular motor?: T (TRIAD logo)
Psycho-Acoustic Laboratory, Harvard University
Date: circa 1942
Object number: WJ0344
Psycho-Acoustic Laboratory, Harvard University
Date: circa 1942
Object number: WJ0275
Holtzer Cabot Electric Company
Date: circa 1890
Object number: RS0942
Holtzer Cabot Electric Company
Date: circa 1890
Object number: RS0943
Charles Chardin
Date: 1870-1900
Accessories: key; mahogany case
Object number: DW0829
