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Owners Manual For The 

FOCUS SE

  

Loudspeaker System 

Summary of Contents for Classic HD

Page 1: ...Owners Manual For The FOCUS SE Loudspeaker System ...

Page 2: ...abinetry Our Commitment 4 Setup Unpacking Your Speakers 5 Speaker Installation 6 Hooking Up Cables 7 8 Amplification 9 11 Foot Installation 12 15 Speaker Connections 16 20 Fine Tuning 21 Technology Specifications 22 Table of Contents Page ...

Page 3: ...Refer to this when calling your dealer regarding this product Model FOCUS SE Serial No _________________________ Date of purchase ___________________ Thank you for selecting a Legacy Loudspeaker System These hand crafted instruments will provide you with many years of listening en joyment Owners Record ...

Page 4: ...es Each cabinet is impeccably finished on all exposed surfaces with select veneers The exquisite finish is hand rubbed several times to assure a patina at home with the most elegant decor Our Commitment A great deal of forethought love and satisfaction is instilled in each piece of Legacy workmanship We take pride in getting to know many of our customers on a first name basis Your purchase of this...

Page 5: ...double wall outer carton with heavy V board corner protectors Molded foam end caps are used to protect the elegant cabinetry and a plastic liner is provided as waterproofing Please save this packing for future transportation If cartons become damaged or misplaced new ones can be purchased from Legacy Audio Unpacking Your Speakers ...

Page 6: ...ng angle increases from 40 degrees the amount of toe in should increase Your Legacy speaker is optimized for a flat response in the far field Best results are obtained vertically with the lis tener s ear at tweeter level with the loudspeakers gently toed in toward the listener Increasing the degree of toe in is recommended when placement next to sidewalls is required Placing the loudspeaker or the...

Page 7: ...nsignificant in each cable because its ef fect is well out of the audio bandwidth inductance can be de creased at the expense of increased capacitance by keeping the conductor pair closely spaced How long would a cable have to be before inductance effects would impinge on the audio spectrum Approximately 300 feet of 12 gauge would be required to establish a corner frequency of 20 kHz with an 8 Ohm...

Page 8: ...ut resistance Finally we are getting somewhere Resistance is the control ling factor of the amplifier loudspeaker interface Excessive resistance can cause ma jor shifts of speaker crossover frequencies The lower the impedance of the loud speaker the greater the effects of series resistance A 20 foot run of 18 gauge cable can cause up to 10 deviations of crossover center frequencies That same 20 fe...

Page 9: ...n extensive measures have been taken to ensure that each Legacy speaker system represents a smooth non reactive load to virtually any amplifier Often there is much confusion regarding amplification and loudness levels It should be under stood that the role of the amplifier goes beyond that of driving loudspeakers to a given sound pressure level The amplifier should be able to CONTROL the loudspeak...

Page 10: ...ng music at live playback levels Your Legacy speakers are designed to take advan tage of high powered amplifiers so don t be afraid to put them through their paces How much is too much power Rarely is a drive unit damaged by large doses of music power More often than not the villain is amplifier clipping distortion Even through decades of refinement loudspeakers are still noto riously inefficient ...

Page 11: ...lifier will potentially sound only twice as loud as a 15 Watt amplifier If all of this discussion of power and loudness seems a bit abstract consider the example below The average acoustical power developed by a person speaking in a conversational tone corresponds to a mere 0 00001 Watts The power that would be developed by the entire population of the city of New York speaking at once would barel...

Page 12: ...12 Step 1 Carefully place your speakers on their sides Step 2 Locate the cone feet set It will be inside the foam pieces that held the speaker in the box Foot Installation ...

Page 13: ...13 Step 3 Place the insert adapter into the rubber cone Step 4 Thread the cone insert into the cabinet Foot Installation ...

Page 14: ...14 Step 5 Tighten the cone insert If you do not want the spikes you may stop here Step 6 Place the leveling washer onto the cone Foot Installation ...

Page 15: ...15 Step 7 Install the washer and cone onto the speaker Adjust the cone until your speaker is level Foot Installation ...

Page 16: ...a single channel of amplification If biamping or biwiring be sure to remove the jumper bars Connect each channel of your amplifier to a loudspeaker via the five way gold binding posts provided Dual banana plugs or gold plated spade lugs are recommended means of termination Be sure that you observe polarity when making the connections The positive terminal of the amplifier should be connected to th...

Page 17: ...tional wiring are greater power transfer improved efficiency and tighter control over the drivers better damping Passive Biamping This option can yield even better results than biwiring due to broader distribution of power requirements Passive biamplification allows low frequency current to be routed to a separate channel of amplification reducing strain on the satellite ampli fier and preventing ...

Page 18: ...on Many audio philes prefer the sweetness of tubes on the satellite portion of the loudspeaker while favoring the control and weight of solid state amplifiers on the subwoofer section The biggest drawback of such a marriage of amplification is that the two am plifiers may have different input sensitivities or output polarities Differences in the input sensitivities may be overcome by using a dual ...

Page 19: ...cing a subwoofer satellite system due to the control possibilities offered but can also be the most costly An ac tive crossover is inserted between the preamplifier outputs and the inputs of two ste reo amplifiers Vertical or horizontal biamping considerations are also applicable here A well designed active crossover will offer the user independent high pass low pass turnover frequencies for optim...

Page 20: ... corner frequency of 600 Hz and a high pass corner frequency of 450 Hz to prevent a suck out in the response at 500 Hz The controlled distribution of power af forded by the active crossover results in less amplifier strain better clarity greater dynamics and lower intermodulation distortion However a basic understanding of crossover slopes and crossover frequencies within your loudspeaker will be ...

Page 21: ...d on the back of the loudspeaker All switches in the up position represent the anechoic flat position TREBLE Trim Nominally flat in the up position Negative 2dB at 10 kHz in the down position shelving for brighter rooms BASS Trim Nominally flat in the up position Negative 2dB at 60 Hz in the down position also raises impedance for budget receivers Fine Tuning ...

Page 22: ...ite cast frame Woofer 1 x 12 spun aluminum diaphragm rubber surround total enclosed neo motor long throw suspension with cast frame Low Frequency Alignment Assisted 6th order Butterworth vented Frequency Response 16Hz 30 kHz Impedance 4 Ohms Sensitivity 95 4 dB Recommended Amplification 10 500 Watts Crossover Frequency 120 2 8K 8K Dimensions H x W x D 56 X 13 X 16 Weight 200 pounds Specifications ...

Page 23: ...23 Notes ...

Page 24: ...24 2011 Legacy Audio 3023 E Sangamon Ave Springfield IL 62702 Phone 800 283 4644 Fax 217 544 1483 ...

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