Tuesday, April 30, 2019

Where does the linoleum for loudspeaker enclosure idea come from?


It comes from:


Acoustics for radio and television studios - Gilford - BBC


Quoting from page 158 on membrane bass absorbers:


wood paneling remained as a source of low frequency absorption...until


"... 1947 when C. W. Goyder used sheets of Linoleum stressed over shallow air spaces as low frequency absorbers in the studios of All-India Radio in Delhi. These absorbed strongly over a narrow band surrounding the reasonance frequency determined by the mass of the linoleum and the stiffness of the enclosed air..."










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