NHT SuperAudio SB2 User's Manual
Contents
1. Users Manual Model S B 2 Bookshelf Loudspeaker res Thank you for your purchase of the NHT SB2 Super Bookshelf loudspeaker Like all NHT loudspeakers the SB2 s development has been guided by the study of human hearing its design rigorously tested and its components optimized to deliv er clean clear musical sound Since the quality of your speakers is one of the most important factors in maximizing the sound you ll get from your music and home theater system we re sure that you ll find your purchase of the SB2 a good investment and invite your comments If you find your experience with SB2 speakers as satisfying as we believe you will and wish to expand into a larger surround system you ll find specifications for their sonically matched companions the SC1 center channel SW10 subwoofer and SB1 stereo speakers which may be used as less expensive rear speakers on the back of this manual Background The Model SB2 a new generation of speaker based on NHT s critically acclaimed SuperOne offers not only the detailed midrange clarity for which its predecessor was known but incorporates significant performance improvements as well Its acoustic suspension design offers deeper bass response which is better suited to digital surround audio and its proprietary neodymium magnet tweeter can be placed far closer to the woof2. and it s important to listen for them Speaker damage most often results not from brief loud musical peaks but from sustained high volume levels in some or all frequencies For this reason extreme volume settings and excessive bass treble or equalizer boosts are not recommended If you hear unusual distortion or breakup or notice heat coming from either your woofer or tweeter decrease volume immediately neutralize any excess bass treble or equalizer boosts and avoid setting any controls to similar extremes again Maintenance Your speakers require no or minimal maintenance under normal use as long as you avoid exposing them to direct sunlight high temperatures or moisture Clean cabinets when necessary using a damp cloth or a mild non abrasive cleaner to clean grilles remove from speaker and use a soft brush or a vacuum on its lowest setting Do not attempt to clean the actual drivers Satisfaction Your satisfaction with your new NHT SB2 loudspeakers is important to us Please note the matched products and accessories we provide for them and your warranty printed on the back of this manual And again if you have any questions regarding your speakers use feel free to call NHT at 1 800 NHT 9993 Enjoy your listening and viewing G amp G REV 6 02 System Type Driver Complement S pe c ifi c a ti on S All Super Series products are sonically matched for seamless integra
3. product is first purchased from an author ized NHT dealer Now Hear This NHT warrants that if it fails to function properly due to a manufacturing defect despite its being installed and operated accord ing to these instructions and used under normal conditions it will be either replaced or repaired with new or rebuilt parts both at NHT s option with a unit of comparable value without charge to you What s Not Covered Altered defaced or removed serial numbers void this warranty This warranty does not cover any product used in trade business industrial or commercial applications This warranty also does not cover the cabinet or appearance factors or costs defects or damage resulting from misuse abuse accident improper mainte nance alterations or modifications not authorized in writing by NHT or parts or labor from any source other than an authorized NHT service location Damage due to power exposure in excess of the speaker s published power ratings ie overpowering lightning or power surges are also not covered Your Rights This warranty gives you specific legal rights and you may have other rights which vary from state to state NHT limits this warranty to the purchase price of the product excludes incidental or consequential damages and limits its obligations under any implied war ranties under state laws to a period not exceeding their warranty periods As some states do not allow the above l
4. er improving sonic coherence and overall frequency response Attached to the rear of the tweeter is a massive heat sink which both improves power handling and strengthens the cabinet to minimize resonance The result of these design enhancements is a compact system that reproduces recorded music with superb frequency response and remarkable accuracy Please take a few minutes to read through this owner s manual before setting up your speakers this information will help you get the most out of them Also please keep the SB2 s packaging to use in case you move or transport them If you have questions at any time during setup or use feel free to call your NHT dealer or our Toll Free Customer Hotline at 1 800 NHT 9993 Placement The SB2 s compact size of allows them to be used in virtually any indoor only placement on shelves on cabinets on speaker stands or mounted on walls see Placement Accessories below Please remember that small changes in speaker position can have a significant effect on sound moving speakers nearer to walls or corners will increase bass output but also may add boom Placing them farther away tends to decrease bass output but can give tighter imaging Room furnishings also play an important role Soft furnishings sofas carpets and curtains absorb midrange and high frequencies potentially dulling the sound while hard surfaces and emptier rooms brighten it Experimenting with the effects o
5. f different placements in your own listening viewing room is the key to finding the sound you like best Placement Tips Ideally you ll usually get the best sound when your speakers are e 1 5 times as far away from you as from each other e L and R speakers are equidistant from the listener e both at the same height tweeters close to ear level Note the SB2 is not designed to be oriented on it s side Once you ve placed them finish by moving them around so that they re e Near the front edge of shelves and cabinets e Greater than 1 foot from back walls 2 feet from side walls if on stands e Pointing inward a bit toward your ears Taking these steps all shown in Figure 1 will give you the smoothest response and put you right in the center of the stereo image at its most well defined point For five channel music and home theater systems use the same basic setup all shown in Figure 2 and when possible set up the system so that e The center speaker is right above or below the TV e The rear speakers are in an equilateral triangle with the listening position the speakers at least 5 feet apart e The rear speakers are at the same height or slightly higher than the fronts In many situations it won t be possible to place the rear speakers in their ideal positions If this is the case in your room try to place the rear speakers equidistant from the center of the main seating area If you must place the
6. ike all wires speaker wires are rated by a guage number representing how many fit in an inch thick tube so the numbers getting smaller as the wire gets thicker Thicker wires transmit more signal easily we recommend 16 guage for shorter runs and thicker for runs longer than ten feet your authorized NHT dealer can help with wire Equal lengths of wire for all speakers is ideal but not absolutely necessary Prepare the wires by stripping 1 4 to 3 8 of insulation from the ends and if the wire is stranded rather than solid tightly twisting the exposed wire strands Finally connect your speakers to your amplifier or receiver connecting all conductors in phase that is the same half of the wire pair to the positive red amplifier terminal and the positive red speaker terminal Similarly connect black outputs and inputs If you have trouble following which wire half is which look closely and you ll see that your speaker wires have some sort of marking lettering ridges or color difference to help Before powering up your amplifier or receiver separate different kinds of cables to minimize noise Keep speaker wires at the maximum practical distance from line level digital and power cables and if they must cross keep them at right angles Operation The NHT SB2 s are compatible with virtually all quality amplifiers and are designed to handle a wide range of listening levels Every speaker however has limits
7. imitations however they may not apply to you To Obtain Service NHT has appointed a number of authorized service companies throughout the USA who can provide warranty service upon your presenting your sales receipt showing place and date of original owner s transaction To find the name and address of the nearest authorized NHT service location call or write AB Tech Services 17C Airport Drive Hopedale MA 01747 1 800 225 9847 info abtechservices com For your future convenience please keep this warranty with your sales receipt and record date and place of purchase for further reference
8. rear speakers close to the main seating area position them so that they are above the ear height of the tallest listener and toe them in so that imaginary lines coming from the center of each speaker cross in front of the main seating area You can add time delay to the rear channels with your surround sound processor to make the rear speakers seem farther from the seating area than your room setup will allow Placement Accessories Sometimes current furniture and where it s placed won t allow the speaker placement you prefer Two quick ways around this are to use speaker stands or to mount them on walls NHT offers a stand the Last Stand specifically matched for the SB2 available through your NHT Dealer The SB2 has threaded inserts for wall mounting You may use the Omnimount Systems model ST MP 50 To use this bracket you must purchase two 14 20 x 5 8 pan head machine screws per loudspeaker For more information visit the Omnimount Systems web site at www omnimount com or call them at 1 800 668 6848 Connections Before connecting your SB2 loudspeakers to your system turn off the power to your amplifier receiver to avoid damaging the components or the speakers First please take a look at the five way binding posts on the back of your speakers They ll accept raw wire banana plugs or spade plugs Note that posts should be tightened by hand since pliers can strip or break them Next choose your speaker wires L
9. tion into multichannel systems a B SB1 2 Way Acoustic Suspension 1 fluid cooled aluminum dome tweeter SB2 2 Way Acoustic Suspension 1 fluid cooled aluminum dome tweeter SC1 2 Way Acoustic Suspension SW10 Vented Powered 150 watts 1 fluid cooled aluminum dome tweeter Tweeter with neodymium magnet structure with neodymium magnet structure with neodymium magnet structure 10 Woofer 5 25 6 5 2 4 5 pal i Polypropylene Polypropylene Polypropylene O ypropy ene Video Shielded Unless Noted er j very Not Video Shielded R n 68Hz 22kHz 51Hz 22kHz 78Hz 22kHz 31Hz 180Hz esponse ed 3dB 3dB 30B Sensitivity 86dB 2 83v 86dB 2 83v 86dB 2 83v Impedance 8 ohm nominal 8 ohm nominal 8 ohm nominal Recommended Minimum 15 watts Minimum 15 watts Minimum 15 watts Amplifier Power Maximum 125 watts Maximum 150 watts Maximum 150 watts Weight 8 Ibs 13 Ibs 11 Ibs 43 Ibs each Dimensions 6 75 x 6 25 x 10 25 8 75 x 7 5 x 11 85 6 63 x 16 54 x 5 63 14 5 x 14 5 x 14 5 Length x Width x Height White or Black High Gloss Piano Finish White or Black Black High Gloss Piano Finish Black High Gloss Piano Finish High Gloss Piano Finish Finish Limited Warranty Valid Only in the U S A Warranty Period For a period of 5 years for parts and 5 years for labor 1 year parts and 90 days labor for electronics from the date this
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