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Wharfedale Opus2 manual

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Table of contents for the manual

  • Page 1

    Loudspeakers[...]

  • Page 2

    2[...]

  • Page 3

    INTR ODUCTION The Opus 2 loudspeaker system is a prem ium qua lity, larg e fo rm at loudspeaker designed f or exceptional accuracy in t he reproduction of recorded music and f ilm. Th e sc al e of pre se nt a ti on and dy na mi c ra ng e is beyo nd th at possible from conv entional high- f i d el i t y lo u d sp e a ke r s, pr i m a r i l y because[...]

  • Page 4

    DESIGN TECHN OL OG Y The Wh ar f edal e desi gn pr inci ple has, since our foundation in 1 932, been one of simple ex ecution and vertical component synergy . This principle is manifest within Opus 2 . Eve r y com p on en t, sub -a ss em bl y, ev en the crosso ver elements are manufactured entirely in-house to a s ta n da rd c om m en su ra t e w i[...]

  • Page 5

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    6[...]

  • Page 7

    The most common cr iticism levelled at hi-fi com panies toda y is t hat systems are designed either for home cinema use, or to reproduce stereo music accurately . It is seemingly dif f icult to fi nd a s ys te m t ha t com bi ne s t he best of bot h worl ds wit ho ut compromise to eac h ot her . Opus 2 , how ev er , has been engineered as a complet[...]

  • Page 8

    A new studi o mon itor quali ty large dom e mid -ra nge d rive unit is us ed o ve r the cruci al midba nd freque nci es, 700 Hz – 4 k Hz. A ke y fea tur e of t his driv er is e xc epti onal ly lo w distortion ov er its enti re worki ng rang e – typ ical ly less than 1% a t a So und Pre ssu re Lev el of 1 00 db at 1 metr e. The d riv er is mount[...]

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    10[...]

  • Page 11

    PERFORMANCE BASS Opus ² bass units are of two main typ es . T he smal le st cabi ne ts us e a tr iple laminated cone of glass /carbon/ glass. Smaller cabinets intensify reflections that can pass back t hrough the cone. The special “tri-lam” construction minimises t hese reflections because of its extr eme rigidity . The larger cabinets use lar[...]

  • Page 12

    12 All models feature pr inted circuit boards with large cop per trac ks to ma xim iz e si gn al trans f er and component layouts designed to eliminate inference from any residual str ay magnetic fields. The printed circuit boards are mounted on vibration free mountings. Most mo del s ha ve t wo pr in t ed c irc uit boards to separate t he bass ind[...]

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    14[...]

  • Page 15

    It is of ten said that a loudspeaker is the weak est point in any audio system and t his is largely true. It is t he point at which t he electr ical signal is conver ted into compressions and rarefactions wit hin the air that our ears recognise as sound. The mechanics of t his transfer of ene rg y a nd how ac cur at el y t his occurs is a const ant[...]

  • Page 16

    16 Opus² -M1: Horizontal Directivity MEASUREMENT AND ANAL Y SIS: Fr eque ncy res pons e plots may tell y ou a lot about what yo u mig ht hear fr om a louds pea ker whe n y ou listen to a spea ke r ‘on- axis ’ or str aig ht in fr ont of t he spe ak er , but do nothin g to tell y ou ho w a loud spea ke r wil l inte gra te into a rea l room envi [...]

  • Page 17

    ENGINEERIN G PERFORMANCE The o verall measure of success of a high-end loudspeaker system is to desi gn a lo uds pea ker t ha t is both accurate and natural, ver y low in distor tion, which co vers a wide band-width of frequencies and can pro vide immense pleasure to the listener ov er long periods of time. Man y of these crite ria can be d es i g [...]

  • Page 18

    18 Opus² - M1 Opus² - M2 Opus² - 1 Opus² - 2 Opus² - 3 Transduc er complement Three Three Three Four Four Bass Driver Cone 1 70mm 200mm 200mm 200mm x 2 250mm x 2 Soft Dome Mid-ran ge 3” 75mm textile 3” 75mm textile 3” 75mm textile 3” 75mm textile 3” 75mm textile Soft Dome T weeter 1” 25mm textile 1” 25mm textile 1” 25mm textile[...]

  • Page 19

    Opus² - M1 Opus² - M2 Opus² - 1 Opus² - 2 Opus² - 3 Transduc er complement Three Three Three Four Four Bass Driver Cone 1 70mm 200mm 200mm 200mm x 2 250mm x 2 Soft Dome Mid-ran ge 3” 75mm textile 3” 75mm textile 3” 75mm textile 3” 75mm textile 3” 75mm textile Soft Dome T weeter 1” 25mm textile 1” 25mm textile 1” 25mm textile 1?[...]

  • Page 20

    IAG House, Sovereign Court Ermine Business P ark Huntingdon, Cambs PE29 6XU T el: +44 (0) 1480 447700 F ax: +44 (0) 1480 431767 www .wharfedale.co.uk The information in this brochure is subject to change without notice. All rights to the mentioned trademarks reside with their respective companies. All rights reserved. ©2007 Wharfedale Internationa[...]