A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
A new moving coil loud speaker
Employing flat rigid piston of Balso wood instrument is outcome of series of experiments in construction of flat pistons, substantially rigid, yet light enough to operate effectively as pistons in loud speakers of hornless type.
A new moving coil loud speaker
Employing flat rigid piston of Balso wood instrument is outcome of series of experiments in construction of flat pistons, substantially rigid, yet light enough to operate effectively as pistons in loud speakers of hornless type.
A new moving coil loud speaker
Wireless World
Paul, R.W. (author) / Cohen, B.S. (author)
1930
2 pages
5 Figs.
Article (Journal)
English
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