Legacy Focus 20/20 Owner'S Manual Download Page 1

 
 
 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Summary of Contents for Focus 20/20

Page 1: ......

Page 2: ...Owners Record 4 The Cabinetry Our Commitment Setup 5 Unpacking Your Speakers 6 Speaker Placement 9 Hook up Cables 12 Amplification 16 Speaker Connections 17 Fine tuning Technology 18 Designer s Note 2...

Page 3: ...product Model No _______________________________ Serial No _______________________________ Date of purchase _________________________ Thank you for selecting a Legacy Loudspeaker System These hand cra...

Page 4: ...uised knuckles 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...

Page 5: ...tic 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 With an assistant unbox the...

Page 6: ...listening 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 liste...

Page 7: ...idered insignificant in each cable because its effect is well out of the audio bandwidth inductance can be decreased at the expense of increased capacitance by keeping the conductor pair closely space...

Page 8: ...What about resistance Finally we are getting somewhere Resistance is the controlling factor of the amplifier loudspeaker interface Excessive resistance can cause major shifts of speaker crossover fre...

Page 9: ...s reason 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 amplifica...

Page 10: ...roducing music at live playback levels Your Legacy speakers are designed to take advantage of high powered amplifiers so don t be afraid to put them through their paces How much is too much power Rare...

Page 11: ...tt amplifier 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 pow...

Page 12: ...ven with 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 provide...

Page 13: ...r conventional 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...

Page 14: ...mplification Many audiophiles 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 big...

Page 15: ...f interfacing a subwoofer satellite system due to the control possibilities offered but can also be the most costly An active crossover is inserted between the preamplifier outputs and the inputs of t...

Page 16: ...low pass 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 afforded by the active crossover re...

Page 17: ...recommended that switch 1 be left in the up position which converts the FOCUS 20 20 from a traditional B4 alignment to a more sophisticated sixth order Butterworth alignment thus reducing distortion i...

Page 18: ...nts in controlling acoustic radiation patterns with conventional speaker systems Two 7 double layered Kevlar Hexacone drivers are strategically separated to provide a null off axis vertically Floor an...

Page 19: ...id PVC sub enclosures which are filled with polyester fiberfill to absorb the back wave energy The treble region is handled precisely by a specially treated 1 25 woven dome tweeter with a 48 ounce mag...

Page 20: ...dual 12 drivers are made of a carbon pulp composite instead of the poly version used on the original Focus 1 butyl surrounds are used to accommodate exceptionally long throw Massive motor structure of...

Page 21: ...Reduces intermodulation distortion in the Hexacone midrange drivers by a factor of four This is owing to the dramatically reduced Kevlar cone excursion at their higher crossover point c Affords an unp...

Page 22: ...ass radiator Subwoofer 2 12 Carbon reinforced Low Frequency Alignment B6 Assisted Sensitivity 95 dB 2 83 V 1m Frequency response 16 Hz 30 kHz 26 20 kHz 2 dB Crossover frequency Hz 80 300 2 8k and 8k R...

Page 23: ...23 Notes...

Page 24: ...24 2003 Legacy Audio 150 Locust Street Macungie PA 18062 Phone 610 965 0494 Fax 610 965 4915...

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