RIAA pink noise acoustical test [sound recording] / Technical Series professional test record ; produced by CBS Laobratories. [circa 1963].
A technical recording of various sound bands.
Noise.
Sound.
Phonograph records. aat
Sound recordings lcgft aat
AIP-ICOS
CBS Laboratories.
American Institute of Physics. Niels Bohr Library & Archives. One Physics Ellipse, College Park, MD 20740, USA