Wisdom Ls3 Owner'S Manual Download

Page: 1 / 26

Owner’s Manual

Wisdom Series LS3 & LS4

Biamplified

Planar Magnetic

Loudspeaker

Summary of Contents for Ls3

Page 1: ...Owner s Manual Wisdom Series LS3 LS4 Biamplified Planar Magnetic Loudspeaker ...

Page 2: ...8 Un crating Installing the LS3 4 9 Room Acoustics Placement 12 Start With the Room 12 Rigid Walls 12 Speaker Placement 13 Left Right Speakers 13 Center Channel 13 Surround Speakers 14 Subwoofer Placement 14 Room Treatment 15 Professional Acoustic Design 15 References 16 Optimizing the System 17 Care Maintenance 18 North American Warranty 19 Standard Warranty 19 Obtaining Service 20 Specifications...

Page 3: ......

Page 4: ...the systems We know that the extra effort particularly as regards setting up the SC 1 System Controller yields vastly im proved results About this manual This manual focuses on the loudspeakers themselves In order to fully under stand the system we recommend you also review the manual for the SC 1 System Controller without which these speakers will not perform correctly While we expect your local ...

Page 5: ...f the film The ratio of available force to the moving mass is huge which means that the diaphragm does exactly what it is told nothing more nothing less Free from compression One of the most remarkable things about the sound of well designed planar magnetic speakers is their lack of thermal or dynamic compression There are several reasons for this The lightweight diaphragm responds quickly to even...

Page 6: ...ound into the room as imperfect point sources This means that most of the energy they put into the room expands as an ever enlarging sphere as though emerging from a single point in space This results in a multitude of reflections from the ceiling and floor that can degrade sound quality By contrast the Wisdom Series LS4 speakers radiate sound as a line source The sound moves into the room as an e...

Page 7: ...dspeaker Biamplification makes use of two channels of amplification to drive different portions of the audio spectrum The most common instance of bi amping today is in home theater applications wherein a dedicated subwoofer handles the deepest bass while the remaining audible range is handled by the various front and surround speakers But you can also biamplify other loudspeakers driving the low f...

Page 8: ...8 room itself The goal is simple to achieve consistently excellent results in the real world of the owner s home After all that s all that really matters ...

Page 9: ...ke most of the weight of the speaker The loudspeaker is shipped in a specially designed wooden crate that both protects it during shipment and facilitates its installation on the wall When you remove the top of the crate the rear of the speaker will be exposed There are three major pieces involved in a single Wisdom Series loudspeaker the on wall mounting bracket the removable foot assembly the sp...

Page 10: ... provided as shown in the illustration below Once the bracket is securely fastened to the wall the LS3 or LS4 may be lifted up and on to the interlocking cleat system that holds it We recommend 3 4 people be involved in the step as the LS4 weighs in at a little under 300 pounds about 135 kg ...

Page 11: ...t We usually find it easier to do after the speaker is se curely in place Finally in the case of the LS4 only place the magnetically attached stand in place screwing the threaded post down into the matching bearing cup just until it is snug The intent is not to support the weight of the speaker the wall bracket does that but rather to provide a finishing touch visually that makes the speaker seem ...

Page 12: ...divisors Thus a room with dimensions of 8 by 16 by 20 would be quite poor since the dimensions are all divisible by a length of 4 and 16 is also multiple of 8 This commonality of dimensions results in large standing wave problems at low frequencies By contrast a room whose dimensions are 9 by 16 by 29 would be much better since none of the dimensions are mathematically related to one another There...

Page 13: ...ers Goal 2 Smooth consistent bass Oft cited rules of thumb for smoother bass reproduction include both placing the speakers at different distances from the side walls vs the wall behind them and placing them at odd fractions of the room s dimensions e g fractions in which the denominator is an odd number like 1 3 2 5 2 7 etc But nothing replaces your experience in your room combined with your deal...

Page 14: ...em layout One possible exception to these guidelines if you have a THX certified pro cessor and are using the THX Advanced Speaker Array circuitry you should follow the guidelines in your owner s manual for the processor Using this technology it can actually be more effective to have the rear speakers in a 7 x system directly behind you and immediately adjacent to each other Subwoofer Placement Su...

Page 15: ...t reflection point Concentrate on the first reflections for the Left and Right speakers first If you can arrange to apply either absorption or diffusion at these eight points don t forget the wall behind you Absorption can be as simple as heavy insu lated drapes diffusion can be provided by a well stocked bookcase with books of varied sizes Alternatively you can buy purpose designed room treatment...

Page 16: ...of Loudspeakers and Rooms by Dr Floyd Toole Focal Press Suppliers of Acoustic Treatments Acoustic Innovations http www acousticinnovations com Acoustic Sciences Corporation http www acousticsciences com Echo Busters http www echobusters com MSR Acoustics http www msr inc com home_theater hometheater html RPG Diffusor Systems http www rpginc com ...

Page 17: ...listening area is optimized rather than optimizing only one location at the expense of others 3 Select an appropriate target Large and small rooms have intrinsically different traits The room correc tion software allows for these characteristics to be taken into account for superior results 4 Calculate the necessary room correction The software then uses the power of the PC to calculate the correc...

Page 18: ...soft cloth Lightly dampen the cloth with alcohol first and then clean the surface of the LS4 with the cloth Do not use excessive amounts of alcohol there is no need for the cloth to be wet merely damp is better The wood finished side panels can be cleaned as you would clean any fine fur niture with high quality polish and soft lint free cloth Never attempt to clean the drivers themselves ...

Page 19: ...ned to the factory for evaluation Return authorization must first be obtained by either calling or writing the factory prior to shipping the component The fac tory will pay for return shipping charges only in the event that the loudspeaker is found to be defective as mentioned above There are other stipulations that may apply to shipping charges There is no other express warranty on this loudspeak...

Page 20: ...ir the difficulty as quickly as possible A copy of the original bill of sale will serve to verify warranty status Please in clude it with the unit when it is brought in for warranty service Warning All returned units must be packaged in their original packaging and the proper return authorization numbers must be marked on the outer carton for identification Shipping the unit in improper packaging ...

Page 21: ...ity planar section 100 dB 2 83 V 1m Power handling peak 5000w Dimensions see Dimensions drawings Dimensions of shipping crate 87 1 2 x 36 x 26 222 25 cm x 91 5 cm x 66 cm Shipping weight 550 lbs 249 kg Net weight including mounting cleat 335 lbs 152 kg For more information see your Wisdom Audio dealer or contact Wisdom Audio 1572 College Parkway Suite 164 Carson City NV 89706 www wisdomaudio com i...

Page 22: ...22 LS4 Dimensions ...

Page 23: ...23 LS3 Dimensions ...

Page 24: ...24 Notes ...

Page 25: ...25 Notes ...

Page 26: ... Audio Inc All rights reserved Printed in U S A Wisdom Audio 1572 College Parkway Suite 164 Carson City Nevada 89706 USA Telephone 775 887 8850 Fax 775 887 8820 WISDOM and the stylized W are registered trademarks of Wisdom Audio ...

Search results

Summary of Contents for Ls3

Reviews:

Related manuals for Ls3

Brands by name

Popular brands

Wisdom Ls3, Owner'S Manual

Search results

Summary of Contents for Ls3

Reviews:

Related manuals for Ls3

Brands by name

Popular brands