This link has been bookmarked by 16 people . It was first bookmarked on 03 May 2008, by J Phil Glockner.
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SUB HORN BUILDING The Biggest SUBWOOFER of the WORLD, for the most esoteric Audio and AUDIO-VIDEO Room of the World. The Highest efficiency ever obtained with NO hearable distortion using NO feedback tube low power amplifiers and NO crossover on the speakers. To understand how this is possible, you can read all thruout the WHITE PAPERS, here you wil find the answers to all your questions. Royal Device has on its own developped and built the biggest subwoofer of the world for an AUDIO/VIDEO room that can be also considered as the geatest AUDIO ROOM for private music listening of the world. The audio reproduction is focused on the speakers output capability more than electric power output of the amplifiers with no need of KWatts power supply lines, releasing more than 110 dB/1W/1 meter sensitivity starting from below 10 Hz focused on the listening position. The AUDIO room is 6.95 x 8.70 meters. * Front LEFT + RIGHT speakers are 8 x LAURA speakers per channel (read Constantine Soo Laura reviews) with a total of 16 loudpseakers. Center channel is made of 6 Laura speakers, in tridimensional stereophony, plus other 2 Lauras speakers as backward channel for HT. Total 24 speakers. * SUBWOOFER horns are built underneath the floor in a cavity of 1 meter deep. Each horn is driven by 8 x 18" (47 cm) woofers. A total of 16 woofers. * Each horn is 9.5 meters long and has a floor mouth area of 2.2 square meters and reproduce starting from 10 Hertz FULL POWER. The real mouth area IS NOT the one on the floor. The real mouth have to be considered together with the side vertical frontal panel. The total horn is calculated onto the listening point considering the side walls and the ceiling loadings. This reduces the floor mouth that is not in open air. * Total efficiency of the all AUDIO SYSTEM, not of the SUBWOOFER by itself)) is more than 110 dB/1 watt/1 meter. * The SUBWOOFER efficiency is 120dB/ 1 Watt/1 meter. So the need of e
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