Wisdom S90 Owner'S Manual Download | Manualshive

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Owner’s Manual

S90i / S90 basic-port / S90-f/c
High Output RTL

®

Subwoofer

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Summary of Contents for S90

Page 1: ...1 Owner s Manual S90i S90 basic port S90 f c High Output RTL Subwoofer ...

Page 2: ... It is important to read this document before attempting to use this product Pay particular attention to WARNING Calls attention to a procedure practice condition or the like that if not correctly performed or adhered to could result in injury or death CAUTION Calls attention to a procedure practice condition or the like that if not correctly performed or adhered to could result in damage to or de...

Page 3: ...tive Transmission LineTM go back to the 1950 s it is the combination of modern computer modeling and the vastly more powerful motors of contemporary driver design that make the RTLTM so special There is a class of bass enclosures that has been around since the 1950 s which can be described generically as low frequency tapped waveguides or tapped pipes It was an idea that was a bit ahead of its tim...

Page 4: ...onal enclosures The results are quite stunning Low frequencies are strikingly dynamic and responsive and integrate quite seamlessly with the fast and detailed Sage Series planar magnetic hybrids As an example the S90 has an output in excess of 123 dB at 20 Hz Unpacking the S90 The Wisdom Audio S90 subwoofer is a substantial piece of equipment Please exercise caution when unpacking your S90 to ensu...

Page 5: ...Grille 1 Uni grip frame 1 Port reduction plate S90 basic port This version basic port is used when installing the S90 behind fabric and a grille is not needed 1 S90 Enclosure 1 Port reduction plate S90 f c This version f c is used when installing the S90 in a remote location up to 24 away from the room it will be vented into 1 S90 Enclosure 1 HVAC Grille 1 Extension Hose 1 Mounting Plate for S90 1...

Page 6: ...o the listener after various delays introduced by the indirect routes the sound take on their way to the listener These first reflections are particularly damaging to sound quality Looking at the simplest case of stereo reproduction you have a minimum of twelve first reflection points in your room that deserve some attention Unfortunately it is often difficult to do much about the ceiling and floo...

Page 7: ...ed room is also quieter and more comfortable It can easily become a favorite retreat for peace and rejuvenation If you decide to investigate the possibility of improving your room with the help of a professional it is important to find someone who focuses on residential spaces Most acousticians are trained to deal with large spaces airports auditoriums lobbies in commercial buildings etc The probl...

Page 8: ...near the floor In most rooms these are largely equivalent positions in terms of acoustics The difference will usually be aesthetic rather than performance based As seen from above a cross sectional view of the S90 as mounted in a typical 2 x 6 stud wall looks like this The front board of the S90 is made from 5 8 MDO plywood which presents a smooth paintable finish surface similar to dry wall It ca...

Page 9: ...e in the space between the feet at the end of the S90 with the pigtail If the signal is coming through the attic and the top plate the S90 will need to be upside down with its feet at the top of the bay This places the grille high on the wall which may be preferred aesthetically since it can be mistaken as a surround speaker d The preferred method for making the electrical connection is to solder ...

Page 10: ...nce that purpose has been served it needs to be removed A sharp utility knife can be used to break any paint that may have leaked into the area Making the S90 Connections As with any system you should make changes to the connections only when the power is turned off to avoid any chance of inadvertently causing a problem such as a short circuit We recommend using heavy gauge speaker wire the gauge ...

Page 11: ... thing is to drill a hole in one of the 2 x 6 studs and thread the pigtail through to the adjacent bay where you have ample room to make connections and run the wires Alternatively the incoming signal can be routed directly into the small space provided by the feet of the S90 and the connection to the pigtail can be make just prior to installing the S90 in the wall Connect the outputs of your Wisd...

Page 12: ...rming satisfactorily may be returned to the factory for evaluation Return authorization must first be obtained by either calling or writing the factory prior to shipping the component The factory will pay for return shipping charges only in the event that the component is found to be defective as mentioned above There are other stipulations that may apply to shipping charges There is no other expr...

Page 13: ...ir the difficulty as quickly as possible A copy of the original bill of sale will serve to verify warranty status Please include 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 m...

Page 14: ...he target curve Impedance 4Ω Sensitivity 93 dB 2 83V 1m Power handling peak 1000w Maximum SPL 123dB 20 Hz 1m Dimensions see appropriate dimensions drawings on next page Shipping weight each 65 lbs 30 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 information wisdomaudio com Ph 775 887 8850 ...

Page 15: ...15 S90 Dimensions ...

Page 16: ...tered trademarks of Wisdom Audio Wisdom Audio 1572 College Parkway Suite 164 Carson City Nevada 89706 USA Telephone 775 887 8850 Fax 775 887 8820 www wisdomaudio com S90 OM 6 0 5 12 2021 Wisdom Audio Inc All rights reserved Printed in U S A ...

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