September 2012
Intermediate to advanced
736 pages
26h 18m
English
Content preview from Loudspeaker and Headphone Handbook, 3rd Edition
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7 |
Loudspeaker enclosures |
Graham Bank and Julian Wright |
7.1 Introduction
The earliest loudspeaker enclosures were cabinets in the true sense – crafted, decorative wooden furniture providing protection and cosmetic effect. Briggs1 shows such cabinets as the HMV Victor gramophone horn of 1905 (Fig. 7.1 complete with audience!) and the BTH loudspeaker and amplifier of 1926 (Fig. 7.2). Hunt2 provides a fascinating insight into the early history of loudspeaker enclosures, chronicling the confusion generated by the patent ‘goldrush’ of the 1920s.
Loudspeaker designers realized at a very early stage that frequency-dependent reinforcement and cancellation effects, due to the interference of radiation from the front and rear surfaces of the ...
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