Acoustat SPECTRA 1100 Owner'S Manual Download Page 6 | Manualshive

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Summary of Contents for SPECTRA 1100

Page 1: ...5281 USA 602 967 3565 spikedFeet Page 11 The Listening Environment RoomSize Page 12 Wall BehindThe Speakers Page 12 The Orientationof The Speaker SystemWithinThe Room Page 12 PositionInThe Room Page12 DistanceFromRearWall Page 13 Distance FromSideWalls Page 13 Toe In and DistanceBetweenSpeakers Page 13 Area BetweenThe Speakers Page 13 Specifications Page 14 Impedance Curves Page 15 Amplifier Recom...

Page 2: ...r pleasereadthroughthe entire manualbefore beginning This manual contains step by step informationfor assem blingyour Spectra installationinthe listeningenvironment and hook upto the amplifier We have also includedaddi tional informationin an attempt to answer those most com monly askedquestions 1 ASSEMBLY INSTALLATION Getting Started There are afew warningswe will make nowwhichwill save you troub...

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Page 4: ...in lift upthe front edge of the interfacechassis and locatethe 5 colored jacks RED BLUE BLACK YEL LOW WHITE onthe printedcircuitboard Plugthe array wires into these jacks PERPENDICULAR TO THE BOARD followingthe colorcode Referto Figure3 10 Slidethe interlacechassisforward makingsurethat the 11 Insertthe remaininglargeboltsinthe upperprongholes arraywires are not pinchedor strained threadintothe in...

Page 5: ...ection To implement connect the amplifier s 7 outputto the ESUSYSTEMINPUT terminalsusing one cable and using another cable connect the same amplifier channel s output to the WOOFER INPUT terminals Set the switchto the BI AMP BI WIRE position Bi AmpConnection See FigureSix Thisconfigura tionallowsone stereo amplifierto powerthe electro static array and a second stereo amplifier to power the woofer ...

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Page 7: ...nsertthe threads fully unless the feet are beingusedto levelthe speaker inwhch case one or more feet canbebacked outto eventhe speaker onthe floor The use ofspikedfeetonnon carpeted floorsisgenerallynot recommendeddue to thehighchanceo fscratchingor dent ing the floor It is possible to level the speaker on non carpeted flloors by substituting a hex head1 4 20x1 bolt for the spikedfoot availablefro...

Page 8: ...erwghlyequaltothedistancefrom eachspeakerto the listeningposition The speakers shouldalso betoed inat an angleso that they more or lessface the listeningposition TheArea Between The Speakers This areashouldbe kept clear of majorobstructions to airflow if optimum imaging is to be achieved The size shape and materialof any objectsplacedbetweenthe speakers will determnietheextentofanynegativeeffects ...

Page 9: ...R SWITCH IMPEDANCE SLIGHTLY LOWER ABOVE 10 KHZ FOR HIGH SETTING AND SLIGHTLY HIGHER FOR LOW SETTING PHASE SHIFT PLOT 20 100 l k 10k 20k FREQUENCY H z NOTE VALUES plotted FOR MEDIUM SETTING OF HIGH FREQUENCY CONTOUR SWITCH PHASE SHIFT SLIGHTLY GREATERABOVE 10KHZ FOR HIGH SETTING AND SLIGHTLY LESSFOR LOW SETTING ...

Page 10: ...tedtodrive 4 ohm loads and or be advertised as being a high current design Acoustatdoes notgenerallyrecommendthe usedof mono bridgedamplifierswithSpectraloudspeakers When a stereo amplifier is bridged into mono each 17 half of the amplifier sees only half the bad imped ance Therefore that 2ohmminimumthenbecomes a 1ohm minimum which can cause overheatingor instabiliiy insome amplifiers At the very ...

Page 11: ...vice please useoriginal factory packaging for shipment andincludeacopyof a dated Billof Sale and a brief note describingthe difficulty Everyeffortwillbemade to perform service inatimely manner withtypicalturn aroundtimes of about one week exclusiveof transit time I ALL RETURNS TO THE FACTORY REGARD LESSOFWARRANTY STATUS REQUIREPRIOR RETURNAUTHORIZATION Acoustat A Divisionof Rockford Corporation 61...

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