NHT VS-1.2a User's Manual
Contents
1. VS 1 2a Audio Video Satellite Loudspeaker OWNER S MANUAL Now Hear This 6400 Goodyear Road Benicia CA 94510 800 NHT 9993 Thank you for your purchase of the NHT VS 1 2a Audio Video Satellite Loudspeaker Please take a few minutes to read through this Owner s Manual prior to installing your new speaker The information provided will help you to obtain maximum performance from your audio system If you have questions or need assistance at any time during the installation or operation of your new speaker please call your NHT dealer or our Toll Free Customer Hotline at 1 800 NHT 9993 Please retain the VS 1 2a s packaging to protect the speaker in the event that you move or transport it VS 1 2a Specifications System Type 2 way acoustic suspension Driver Complement Two 4 5 woofers 1 fluid cooled soft dome tweeter video shielded drivers Crossover 2 2KHz 12dB octave high pass and low pass Response 80Hz 21KHz 3dB Sensitivity 86db 2 83V at 1M Impedance 8 ohms nominal 6 3 ohms minimum Recommended Amplifier Power 15W ch minimum 150W ch maximum Inputs 5 way binding posts Weight 13 5 Ibs each Dimensions 5 5 H x 19 W x 8 D Finish High gloss black or white laminate Specifications are subject to change without notice in accordance with our policy of continuously upgrading the performance of our products E Design NHT speakers are designed to deliver refined2. Prepare your cable by stripping 1 4 to 3 8 of insulation from the ends and twisting the exposed wire strands tightly The five way bind ing posts on the back of the speaker will accept raw wire banana plugs or spade plugs Tighten the binding posts by hand as pliers can strip or break them Be sure to wire all the speakers in phase That is the Positive red terminal on the amplifier output must be connected to the corresponding Positive red terminal on the speaker Likewise with the Negative black terminals All speaker wires have some sort of marking along one or both conductors to help you make the correct connections Incorrect speaker phase is indicated by weak bass and the lack of a well defined stereo image To minimize noise pickup segregate cables by function Do not run low level signal cables parallel to power cables speaker cables or digital cables Also do not run speaker cables or digital cables parallel to power cords or parallel to each other If different types of cables are placed near each other at some place in your system separate them by the maximum practical distance and cross them at right angles where they meet Do not twist or tie AC power cords with speaker cables E Operation The VS 1 2a was designed to handle a wide range of listening levels but every speaker has limits It is important to use common sense and listen for signs of possible distress from the speakers Underpowered amplifiers are mos
3. E Speaker Stand and Shelf Mounting When used in the vertical upright orientation the VS 1 2a may be placed on a rigid speaker stand NHT offers a 26 5 stand OneStand which is ideally suited for the VS 1 2a Refer to the OneStand owner s manual for detailed installation instructions Additionally the VS 1 2a may be placed on a shelf or in a cabinet however this placement may have a detrimental effect on the sound For best results place the speaker as far forward as possible to the front edge of the cabinet E Wall Mount Bracket Parts List 2 brackets 2 long screws 10 x 2 pan head 4 short screws 7 x 3 4 pan head 1 template included with owner s manual Tools you will need power drill with 1 8 inch bit Philips screwdriver or power driver studfinder level Whenever an object is affixed to a wall you must take special care to mount it securely to prevent it from falling and causing possible injury THE VS 1 2a MOUNTING BRACKET MUST BE ATTACHED TO STUDS AS DRYWALL SHEETROCK ALONE CANNOT PROVIDE ADEQUATE SUPPORT Make sure that the mounting bracket will not interfere with electrical wiring plumbing etc IF YOU ARE UNSURE ABOUT THE INSTALLATION OF THIS MOUNT ING BRACKET CONSULT A PROFESSIONAL CONTRACTOR Follow the mounting instructions carefully to ensure proper installation There are two ways to mount the VS 1 2a to the wall with the supplied mounting bracket horizontally or vertically Before ins
4. musical sound from attractive and affordable packages Our efforts are guided by the study of human hearing and are optimized for real world use Every NHT speaker undergoes rigorous testing and quality control at the factory to ensure you years of listening pleasure The magnetically shielded VS 1 2a Audio Video Satellite loudspeaker is designed to provide high performance sound when used as a front center and surround speaker in five channel home theater systems The VS 1 2a employs the identical drive units as the companion VT 1 2 Audio Video Tower loudspeaker which may be used as front left amp right speakers for a full range timbre matched system E Placement The VS 1 2a is designed for use as either a center channel speaker in its horizontal orientation or a satellite speaker in its vertical orientation The VS 1 2a is designed for indoor use only When installing the VS 1 2a as a center channel speaker it should be placed directly above or below the television as close to the screen as possible fig 1 The VS 1 2a is magnetically shielded and will not distort the picture s color Ideally the three front speakers in a home theater system should be placed at equal height equidistant and at ear level from the listening position However it is frequently not possible to install a center speaker at ear level as the top surface of most televisions tends to be higher than ear level in the seated position To address this problem
5. warranty period Some states do not allow limitations on how long an implied warranty lasts and some states do not allow the exclusion or limitation of incidental or consequential damages The above limitations or exclusions may not apply to you This warranty gives you specific legal rights and you may have other rights which vary from state to state To Obtain Service NHT has appointed a number of authorized service companies throughout the USA should your product ever require service To receive warranty service you will need to present 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 800 NHT9993 or write NHT 6400 Goodyear Road Benicia CA 94510 Keep this warranty with your sales receipt Record date and place of purchase for future reference
6. le you are there sound The VS 1 2a satellites and VT 1 2 towers utilize identical upper range drivers so there are two system configura tions that will each provide matched timbre to all five channels 1 Use a pair of VT 1 2 Audio Video Towers for the front left and right speakers and three VS 1 2a s for the center and rear speakers Configure all low frequencies to be sent to the VT 1 2 s Since the VT 1 2 s have built in subwoofers a separate subwoofer is an option and not a necessity in this system 4 2 Use five VS 1 2a s front left center and right rear left and right and a separate powered subwoofer NHT SubOne or SubTwo for the low frequency effects channel For a no holds barred home theater system starting with either of the above configurations powered subwoofers may be employed on any or all five channels to provide balanced bass and increased impact E Connections Before connecting speakers to your system it is very important that you turn off the power to your amplifier receiver to avoid damage to the equipment The VS 1 2a is compatible with virtually all quality amplifiers Proper wiring of the speaker is essential to good sound At a minimum 16 AWG speaker cable is recommended for runs of 10 feet or less with 14 AWG cable used for larger runs For specialty cable considerations consult your local authorized NHT retailer For best results use equal length runs of cable for all three front speakers
7. ly under normal use due to a manufacturing defect when installed and operated according to the owner s manual instructions enclosed with the unit it will be repaired or replaced with a unit of comparable value at the option of NHT without charge to you for parts or actual repair work Parts supplied under this warranty may be new or rebuilt at the option of NHT What s Not Covered This warranty does not cover any product which is used in any trade or business or in an industrial or commercial application This warranty does not cover the cabinet or any appearance item or any damage caused to the product resulting from alterations modifications not authorized in writing by NHT accident misuse or abuse damage due to lightning or power surges or being subjected to power in excess of the speaker s published power rating This warranty does not cover the cost of parts which would otherwise be provided without charge under this warranty obtained from any source other than an authorized NHT service location This warranty does not cover defects or damage caused by the use of unauthorized parts or labor or from improper maintenance Altered defaced or removed serial numbers void this warranty Your Rights The liability of NHT will be limited to the purchase price of the product and NHT will not be liable for incidental or consequential damages NHT limits its obligations under any implied warranties under state laws to a period not exceeding the
8. ntil the screw head rests on the wall surface 6 Place an unmounted bracket over each screw so that the screw head rests in the round section of the keyhole Fig 5 Don t worry about which keyhole to use at this point Loosen the screw 1 to 1 1 2 turns until the bracket is able to slide down and the screw head now rests in the narrow section of the keyhole The wall screws are now properly set 7 Locate the four pilot holes two per side pre drilled into the back of the VS 1 2a Place one bracket above each pair of holes Fig 6 Take care to align the brackets carefully Both brackets must be installed facing the same direction to ensure K P 16 16 Vertical lt Mounting r P exact 16 spacing There are three offset keyholes but only one keyhole will be correct for your installation see Fig 7 When mounting the VS 1 2a vertically use the middle keyhole on each bracket and make sure that the brack ets are installed so that the narrow section of each keyhole faces the direction that will be up once the speaker is on the wall When mounting the VS 1 2a horizontally use the appropriate up facing keyhole on each bracket making sure that both brackets face the same direction 8 Using the short screws attach the brackets to the VS 1 2a Do not over tighten the screws as this may strip the pilot holes On power screwdrivers use the low torq
9. stant from the lis tening position For Dolby Pro Logic systems it is preferable to have a more diffuse ambient sound radiating from behind the lis tening position This is accomplished by placing the rear sur round speakers so that they fire across the room at each other not directly toward the seating position and by placing them 3 to 4 feet above ear level Experimentation is the key to finding the best arrangement in your listening environment Be patient have fun and remember that small changes in speaker position can sometimes have a significant effect on the sound For example moving the speakers nearer to a room boundary walls corners will tend to increase their bass output but may result in boomy or muddy sound Conversely placing the speakers farther away from room boundaries will tend to decrease their bass output but may result in greater articulation and better imaging Satellite Satellite Left Right 1 5x D In addition room furnishings play an important role in absorbing and reflecting soundwaves Midrange and high frequen cies in particular will be absorbed by soft furnishings such as sofas carpets and curtains A large number of these soft furnishings will dull the sound while a live room with few furnishings will brighten the sound If you are willing to spend some time fine tuning the performance of your system you will enjoy the benefits for years to come
10. t often the cause of speaker damage For example a 60 watt amplifier runs out of power when called upon to produce more than 60 watts and the resulting distortion can damage the speaker If you tend to listen at high voumes more powerful amplifiers are preferable because they are less likely to run out of power Noticeable distortion or harsh breakup is an indication that either your amplifier or your speakers are running beyond their capacity and the volume should be decreased If you can feel any heat emanating from the woofer or tweeter reduce the level immediately Speaker damage most often occurs from sustained high volume levels not from transient sounds or brief musical peaks Excessive boosting of bass treble or equalizer controls can worsen the problem and is not recommended E Maintenance Your speakers require minimal maintenance under normal use The cabinet may be cleaned using a damp cloth or a mild non abra sive glass cleaner To clean the grille first remove it from the speaker then brush lightly with a soft brush or use a vacuum on its lowest setting Do not expose the speaker to direct sunlight high temperatures or moisture Do not attempt to clean the actual drivers Limited Warranty Valid Only in the U S A For the period of 5 years for parts and 5 years for labor from date of original purchase the warranty period from an authorized NHT dealer Now Hear This NHT warrants that if our product fails to function proper
11. talling the bracket determine the desired orientation of the speaker If the VS 1 2a s are to be mounted on the side walls and behind the listening position it is advisable to mount them vertically using the cabinets shape to aim the speakers inward toward the listening position If the VS 1 2a s are to be mounted on the rear wall of the room it is advisible to mount them horizontally and high up on the wall using the cabinets shape to aim the speakers downward toward the listening position 1 Do not attach the bracket to the VS 1 2a yet That comes later 2 Begin by selecting the desired area on the wall where the VS 1 2a will be mounted Using a studfinder or the old fashioned knocking method locate one or two adjacent studs spaced 16 inches apart If the VS 1 2a is to be mounted vertically both brackets are mounted to the same stud If the VS 1 2a is to be mounted horizontally the brackets must be mounted to two adjacent studs 3 Using the supplied mounting template mark the two screw locations 16 inches apart and centered on the stud s See Fig 4 Use the level to ensure that the screw locations are lined up precisely 4 Drill a 1 8 inch pilot hole into the wall for each screw Be sure that the hole passes through the drywall and into the stud If the hole does not reach a stud re position the screws and pilot holes until it does 5 Insert one long screw into each pilot hole Screw all the way into the wall u
12. the VS 1 2a is supplied with an adjustable foot fig 2 This foot is used to angle or aim the speaker so that it radiates sound directly toward the listening position The foot can also be used to level the VS 1 2a if the top of the TV has an uneven surface Attach the rubber pad to the bottom of the foot to prevent it from sliding Adjust the VS 1 2a to the desired angle then tighten the finger screw For best performance place the VS 1 2a so that its baffle front is even with the front of your television fig 3 This will eliminate diffraction effects caused by sound waves bouncing off the top surface of your televi sion Rubber feet are included to protect both your VS 1 2a and your furniture from possible scratches To install the feet peel off their adhesive backings and stick them on four comers of the bottom surface whichever it is of the VS 1 2a 1 When used as front or rear satellite speakers the VS 1 2a s should be arranged as symmetrically as possible The speakers should be slightly toed in and the drivers should face the listening area without obstruction from furniture If possible arrange the speakers so that the distance between the listener and the center or the speaker plane is about 1 5 times the distance between the two speakers fig 3 This configuration puts the listener in the center of the stereo image For 5 1 channel discrete digital surround systems we rec ommend that all five speakers be placed equidi
13. ue setting Tighten the screws enough so that the bracket cannot move on the speaker 9 Attach speaker cable to the VS 1 2a When possible in new construction applications run the cable inside the wall and have it come out directly behind the location of the VS 1 2a If this is not possible simply run the cable along the wall behind the VS 1 2a Note The speaker cable must be a maximum of 1 8 inches thick in order to fit between the speaker and the wall 10 Hold up the VS 1 2a so that the brackets are aligned with the wall screws Carefully place the brackets over the screws so that the screw heads slide into the round sections of the keyholes Slowly move the VS 1 2a downward until the bracket has locked over the screw Ensure that both brackets are securely mounted to their screws If you are unable to slide the VS 1 2a brackets down onto the wall screws check to ensure Nothing is obstructing the speaker The brackets are mounted on the speaker with both facing the same direction You are using the proper keyhole on both brackets The wall screws are exactly 16 inches apart centered on the studs There is enough room between the screw head and the wall for the bracket to slide down E System Configurations The VS 1 2a is optimized for use in the latest five channel discrete digital surround systems Since digital surround soundtracks are mixed as five discrete channels uniform tonality in the playback system is essential for achieving a believab
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