early noise generator
Datecirca 1942
Inventory NumberWJ0344
ClassificationNoise Generator
Subject
Maker
Psycho-Acoustic Laboratory, Harvard University
1940 - 1962
Dimensions8.7 × 50 × 21 cm (3 7/16 × 19 11/16 × 8 1/4 in.)
DescriptionMounted in instrument rack #17 (WJ0648)
Signedplate on front: P.A.L. SERIAL NO. 819
Curatorial Remarkslocated in basement of William James Hall in the Stevens display weight is an estimate and not necessarily accurate
FunctionGenerates wide-band noise of uniform spectrum level; particularly useful for masking or interference experiments.
Historical AttributesUsed in the Psycho-Acoustic Laboratory (PAL) in Memorial Hall, Harvard University.
Psycho-Acoustic Laboratory, Harvard University
Date: circa 1942
Object number: WJ0275
Psycho-Acoustic Laboratory, Harvard University
Date: circa 1941
Object number: WJ0337
Psycho-Acoustic Laboratory, Harvard University
Date: circa 1941
Object number: WJ0643
Psycho-Acoustic Laboratory, Harvard University
Date: circa 1952
Object number: WJ0282
Psycho-Acoustic Laboratory, Harvard University
Date: circa 1943
Object number: WJ0289
Psycho-Acoustic Laboratory, Harvard University
Date: circa 1961
Object number: WJ0262a
Psycho-Acoustic Laboratory, Harvard University
Date: April 1943
Accessories: large acid-free portfolio
Object number: WJ0657
Psycho-Acoustic Laboratory, Harvard University
Date: circa 1961
Object number: WJ0262b
Psycho-Acoustic Laboratory, Harvard University
Date: circa 1961
Object number: WJ0262c
Psycho-Acoustic Laboratory, Harvard University
Date: circa 1961
Object number: WJ0262d