JBL Project Everest DD65000 Product Commentaries And User Manual

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PROJECT EVEREST DD65000 & DD67000 PRODUCT COMMENTARIES AND USER GUIDE ...

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Thank you for purchasing a JBL Project Everest loudspeaker system. Before using the system, please take the time to read through this user guide to understand this loudspeaker well and also to use it properly. ...

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5 Preface: ....................................................................... 6 chaPter 1: LEGACY .............................................................................. 8 chaPter 2: THE PROJECT EVEREST DD65000 AND DD67000 LOUDSPEAKERS...

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7 PREFACE Thank you for selecting a Project Everest DD65000 or DD67000 loudspeaker system. These loudspeakers represent the culmination of our research and developmental efforts in sound reproduction over the last half century. We have endeavored ...

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9 Of those who have sought perfection in sound reproduction, only a few have actually come close. For one thing, it is a costly process. It is rare indeed when an individual or group is able to triumph over the constraints of economic and technolo...

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1110 Dolby ® Digital, DTS ® , DVD-Audio and Super Audio CD (SACD ™ ). Frequency responses to 50kHz, as well as three-digit dynamic range and signal-to-noise ratio specications have now become commonplace. To faithfully reproduce such ro...

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1312 JBL Project Everest DD66000 The development of the Project Everest DD66000 loudspeaker system was undertaken as a celebration of JBL’s 60th anniversary and as a realization of the potential engendered by the breakthroughs discussed above. T...

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15 PROJECT EVEREST A TRIUMPH IN ACOUSTICS AND TECHNOLOGY 2 This chapter describes the primary features and components of the Project Everest DD65000 and DD67000 loudspeaker systems. The basic system conguration is what JBL historically has refe...

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1716 The transducers, horns and crossover networks are housed in a visually stunning enclosure that is reminiscent of both the Hartseld and Paragon systems. The specially curved bafe provides the sidewalls for the main high-frequency ...

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1918 The 1501AL-1 employs a pure pulp straight sided cone body attached to an outer suspension made of special foamed rubber. This suspension material has the longevity and frequency-response characteristics of traditional rubber surrounds, but w...

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2120 JBL’s proprietary diamond-pattern surround is utilized to maintain proper control and tuning of the diaphragm’s second resonance (the surround resonance mode). The proper control and placement of this surround resonance is critical for go...

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23 All components of the Project Everest system have been very carefully packed for maximum protection against damage. As with any superior audio product, it is advisable to keep the original packing materials, in case it is necessary to transport ...

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2524 9. Remove the protective wrapping. INSTALLING SPIKES Project Everest speakers are shipped with round-tipped feet on the bottom of the cabinet. If you would like to use pinpoint spikes, remove the round-tipped feet and replace them with the su...

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27 Speaker wire and interconnecting cables are an important component in any audio system. With a system like Project Everest, they assume an increased level of importance. Project Everest loudspeakers are internally wired using high- quality oxyge...

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29 AMPLIFIER RECOMMENDA TIONS 5 No single type of amplier is specied for use with Project Everest Loudspeaker systems. The speakers are highly efcient and will operate adequately with an amplier or receiver of 70 – 100 watts. Howe...

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31 Project Everest loudspeaker systems are designed to be less affected by room acoustics than conventional direct-radiator systems. However, they are still sensitive to the overall symmetry of their locations relative to the listening position, a...

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33 The DD65000 and DD67000 have two control panels under the cover at the center bottom of the front bafe. Shorting bars and switches on the control panels allow you to switch orientation of the system, engage bi-amplication if desired and ad...

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3534 The following adjustments are made using the above procedure: SYSTEM ORIENTATION As described earlier, the loudspeaker’s two low-frequency drivers operate over different frequency ranges. For proper stereo imaging, it is necessary that the m...

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3736 HF AND LF1 LEVEL SWITCHES High-Frequency Level Switch LF1 Woofer Level Switch The HF Level switch adjusts the attenuation applied to the 476-series high-frequency transducer by approximately ±0.4dB over the range of 1,000Hz to about 8,000Hz...

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39 PROJECT EVEREST CONNECTIONS 8 CAUTION: Turn off all ampliers before connecting or disconnecting Project Everest loudspeakers. Making connections while an amplier is operating could seriously damage the loudspeaker system a...

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4140 Project Everest loudspeaker connector panels have two sets of terminals that provide a choice of three different connection methods: single-wire, bi-wire and bi-amp. Use the most suitable method for your audio system. SINGLE-WIRE CONNECTION M...

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4342 BI-WIRE CONNECTION METHOD IMPORTANT: When you use the bi-wire or bi-amp connection method, remove the shorting straps from the terminals (referring to the gures below) and re-tighten the knobs on the terminals. If the ampliers are conne...

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45 Project Everest loudspeakers require no maintenance other than occasional dusting with a soft, dry, lint-free cotton cloth. The horns may also be wiped with a soft cloth. Treat the lacquered surface very carefully to avoid scratching the nish...

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4746 PROJECT EVEREST SYSTEM SPECIFICATIONS DD65000 Low-frequency transducer: 15" (380mm) Layered paper/pulp matrix cone woofer (1501AL-1) x 2 High-frequency transducer: 4" (100mm) Magnesium compression driver (476Mg) Ultrahigh-frequency tr...

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w Thank you for purchasing a JBL Project Everest loudspeaker system. ...

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JBL AND HARMAN INTERNATIONAL JBL is part of the HARMAN International, a group of companies with a common purpose: combining technology with a love of music to manufacture audio products that provide new levels of satisfaction, performance and value....