NHT L5 Speaker User Manual
Contents
1. L On Wall Loudspeakers OWNER S MANUAL Now Hear This 6400 Goodyear Road Benicia CA 94510 800 NHT 9993 Specifications L5 on wall Loudspeaker System Type 3 way acoustic suspension Driver Complement 2 5 25 laminated cone woofers 3 paper cone midrange 1 fluid cooled aluminum dome tweeter Crossover 450KHz 2 4 KHz 12dB octave high pass and 12dB octave low pass Response 65Hz 30KHz 3dB Sensitivity 86dB 2 83V at 1M Impedance 6 ohms nominal Recommended Power 50W ch minimum 150W ch maximum Inputs 5 way binding posts Weight 18 lbs each Dimensions 21 8 H x 7 7 W x 5 6 D Finish Matte white paintable anthracite silver Mounting Integrated mounting system with 180 degree swivel lt _ z Thank you for your purchase of the NHT L5 on wall loudspeaker Please take a few minutes to read through this Owner s Manual prior to installing your new speakers 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 speakers please call your NHT Dealer or our Toll Free Customer Hotline at 1 800 NHT 9993 E Design NHT loudspeakers are designed to deliver refined 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 rigoro2. Warranty Period For the period of 5 years for parts and 5 years for labor from date of original purchase the warranty period from an author ized NHT dealer Now Hear This NHT warrants that if our product fails to function properly under normal use due to a man ufacturing 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 applica tion This warranty does not cover the cabinet or any appearance item or any damage caused to the product resulting from alter ations 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 Right
3. them facing straight ahead into the room perpen dicular to the wall behind the speaker fig 1 2 When oriented vertically the tweeters should be placed inward fig 2 3 When using the L5 for a center channel it should be placed horizontally 4 When the L5 is placed horizontally the tweeter orientation top or bottom depends on the placement height If the L5 is placed above the listener s ear the tweeter should be below the midrange driver If the L5 is placed below the listen ers ear the tweeter should be above the midrange driver fig 3 Whatever the case the tweeter should be as close to ear level as possible 5 If you are primarily listening from a position near or against a rear wall you can place the rear channel speakers as shown in fig 4 Surround processors and receivers have adjustable delay settings that allow you to equalize the arrival times at the listening position Refer to your Surround Processor AV Receiver manual to find the correct delay setting 6 You may mount the L5 horizontally on the wall or ceiling or on a cross beam fig 5 Keep in mind that room furnishings play an important role in absorbing and reflect ing soundwaves Midrange and high frequencies in particular will be absorbed by soft furnishings such as sofas carpets and curtains A large number of these soft furnishings will tend to dull the sound somewhat while a live room with few fur nishings tends to brighten the sound
4. The NHT L5 on wall loudspeaker is not magnetically shielded Do not install them in a location where they will be within 12 of a direct view television Unshielded magnets placed in close proximity to a television screen can cause picture discol oration and may damage the picture tube When installing three L5 loudspeakers for front channels in a home theater system you can position the L amp R speakers farther apart to create a wider soundstage When installing L5 loudspeakers as cen ter channel speakers they should be installed at least 12 directly above or below the location where the television will be OF A a J is Q oF uy E Mounting Caution On wall loudspeakers should be installed by an experienced and licensed custom installation professional Be sure that the installer possesses sufficient skill the proper tools knowledge of local fire and building codes and a familiarity with the structure of the building especially wall and or ceiling materials layouts electrical and plumbing lines etc The NHT L5 on wall loudspeaker is designed to be conveniently mounted on a wall or ceiling The mounting bracket is capable of allow ing the speaker to swivel a full 180 degrees Mounti
5. ccept 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 Like all wires speaker wires are rated by a guage number representing how many fit in an inch thick tube so the numbers get 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 soeakers 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 E Operation The NHT L5 o
6. n wall is compatible with virtually all quality amplifiers and are designed to handle a wide range of listening levels Every speaker however has limits 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 neu tralize any excess bass treble or equalizer boosts and avoid setting any controls to similar extremes again E Maintenance Your speakers require no or minimal maintenance under normal use as long as you avoid exposing them to direct sunlight high tem peratures 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 E Satisfaction Your satisfaction with your new NHT L5 on wall 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 E What is Virtual Foc
7. ng L5 on wall loudspeakers is fairly simple The bracket has holes that let you mount the speaker vertically into the 2x4 studs or horizontally across studs with standard 16 centers fig 6 M Studs a 4 TORS Cover Plate To mount the L5 first remove the two pivot screws holding the bracket to the speaker fig 7 Remove the mounting bracket from the L5 Place the mount ing bracket on the wall and mark the locations for the two screws making sure they are going into studs Attach the mounting bracket to the wall Reattach the speaker to the bracket with the two pivot screws leaving the screws slightly loose Connect the wires to the speaker read the next section Connections first Aim the speaker to the listening position see placement chapter and tighten the pivot screws Place the cover plates onto the speaker The cover plates will secure to the speaker via the magnets on the bracket E Connections Before connecting your L5 loudspeakers to your system turn off the power to your amplifier receiv er to avoid damaging the components or the speakers lf the L5 speaker is to be used with other NHT Evolution products refer to the Evolution Owners Manual amp Setup Guide for connection methods First please take a look at the five way binding posts on the back of your speakers They ll a
8. s 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 warranty period Some states do not allow limitations on how long an implied warranty lasts and some states do not allow the exclu sion or limitation of incidental or consequential damages The above limitations or exclusions may not apply to you This war ranty gives you specific legal rights and you may have other rights which vary from state to state To Obtain Service To find the name and address of the nearest authorized NHT service location call or write Customer Service Department NHT 6400 Goodyear Rd Benicia CA 94510 1 800 NHT 9993 648 9993 www nhthifi com Keep this warranty with your sales receipt Record date and place of purchase for future reference
9. us test ing and quality control at the factory to ensure you years of listening pleasure Designed as a low profile wall mount surround alternative for the Evolution col lection the L5 features similar drivers as the M5 monitor housed in an aluminum extruded cabinet Because of it s low profile the L5 is ideal for use with flat screens Sonic performance and output capabilities match both the M5 and M6 based Evolution systems with in room response down to 65Hz The unique inte grated mounting system is virtually hidden from view and swivels a full 180 degrees to conveniently position the speaker as needed E Placement The NHT L5 on wall loudspeaker is designed for on wall installation into standard 2 x 4 wood studs or joists Installation in outdoor locations or in moisture prone inte rior environments such as indoor swimming pools or saunas is not recommended Spend some time considering speaker placement prior to installing the NHT L5 on wall loudspeaker Mount the speakers in a location where they face the listening area without obstruction from furniture and preferably at least three feet from side walls Below are some fundamental guidelines on speaker orientation 1 For front left and right main speakers you do not need to toe in the L5s toward the listening area see the chapter at the end of this manual What is Virtual F 1 G for explanation position
10. used Image Geometry P NHT s hallmark for many years was technology called Focused Image Geometry F 1 G This is achieved by angling the aa ee a ae iN 223 v front baffle of the loudspeaker cabinet The angled cabinet focused the mid range and high frequencies into the listening room and away from room boundaries increasing the ratio of direct to reflected sound This resulted in loudspeakers systems univer sally praised for their imaging and detail over a wide listening area Evolution incorporates a virtual adaptation of F I G Rather than an angled cabinet we increase the energy at the listening position using the crossover and driver orientation When Evolution monitors are oriented vertically and the tweeter is closest the inside edge of the cabinet the null created at the crossover frequency between the mid and high frequency drivers is directed at the sidewalls The graph below shows the decrease in energy aimed towards the wall C compared to the direct sound radiating at listening area A amp B The reduction in reflected sound improves detail and provides a more 3 dimensional soundstage When oriented horizontally the null is directed at the ceiling or floor depending on tweeter orientation improving mid range detail A in me z a m Pl B P Pot a agi C bg Hie aya Eai BE i ih ah E ib fo w Te hh iE zi Limited Warranty Valid Only in the U S A
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