IWTS-4 LCR - Atlantic Technology
Contents
1. 10042. 8 Atlantic Technology International Specifications are those in effect at the time of printing Atlantic Technology reserves the right to change specifications or designs at any time without notice Speaker Placement Instruction Manual Important Considerations Before Installation Recommended Wire Sizes The longer the wire run the heavier the wire should be Use the following recommendations as a guide for your installation And if youre in doubt remember that it never hurts to get the next heavier grade of wire Also note that lower gauge numbers equal heavier wire sizes Wire Run Wire Gauge lt 15 ft 16 ga 15 to 30 ft 14 ga gt 30 to 50 ft 12 ga Location Considerations A major determinant of any speaker s sound quality is its location in the room With in wall speakers there are fewer placement options than with free standing speakers so giving some thought to location can really pay off Our In Wall Theater Systems have been designed to minimize the det rimental effects wall mounting can have on sound so they sound better than conventional in wall speakers Room Acoustics Hard surfaces create lots of sound reflections in the room while soft surfaces tend to absorb sound Note the speakers location in terms of proximity to glass and other highly sound reflective or absorptive surfaces A simple set of curtains or an area rug can make a major difference in sound quality and intelligibility by reducing ex
3. IWTS 4 LCR In Wall Theater System Speaker m2 Safety Precautions IWTS 4 In Wall Theater System Speaker Table of Contents Model IWTS 4 LCR 2 Model IWTS 4 LCR 3 Important Considerations Before Installation In Wall Theater System Speaker 3 Recommended Wire Sizes Location Considerations Room Acoustics Speaker Placement Low Resonance Tweeter Stereo Music Listening Home Theater Systems Mounting the IWTS 4 Speaker buy them Installation of the IWTS 4 in New Construction Please take a few moments to read these instructions They re intended not Installation of the IWTS 4 in Existing Construction only to tell you how to mount the speakers but how to get the best perfor 3 3 Thank you for purchasing Atlantic Technology products Our speaker sys 3 4 5 5 5 5 Removing and Installing the Grille mance from them 5 6 6 6 6 7 I 7 tems have been designed to deliver exceptional sound and value We hope you like what you hear from them and are happy with your decision to Cutting the Opening Installing the Mounting Frame Painting the Speaker Assembly Speaker Connection and Assembly Installing the Speaker Enclosure Into the Frame Front Panel Control HF High Frequency Level Control Specifications For Future Reference Record your serial numbers and date of purchase here Model Number Serial Number Date of Purchase The serial number is found on the back panel Copyright 200
4. cessive reflections Speaker Placement For all the following situations its recommended that you first place small box speakers in the proposed locations just to get a good idea of how that location will sound In wall speakers are tough to move once they re installed For all the following placement instructions its important to bear in mind that for aesthetic considerations many people prefer to mount their in wall speakers well above seated ear level as doing so minimizes the speakers visual intrusion on the room Low Resonance Tweeter Here s the problem The woofer in conventional in wall speakers handles too much of the midrange and woofers send out the midrange like a flashlight beam pretty much only straight ahead with very little sound side to side or up and down So even if these speakers have a so called pivoting tweeter that doesn t really help since it s the woofer not the tweeter that handles the directionally critical midrange frequencies What s needed is a speaker where the tweeter not the woofer handles more of the midrange because unlike woofers tweeters spread their sound out over a very wide area Because of this Atlantic has engineered an extremely sophisticated high performance tweeter the Low Resonance Tweeter or LRT for the IWTS 4 and it can play most of the middle tones as well thereby relieving the woofer of having to do what woofers can t do Our LRT tweeter spreads out th
5. e frame not to rattle from the speaker s vibration but be very careful not to overtighten the screws Painting the Speaker Assembly The white plastic frame and the metal grille may be left as is or painted to match your d cor You can paint the frame before or after it is installed in the wall Spray painting using slightly thinned paint is the best method to use for painting the grille Before painting the grille carefully peel off the cloth scrim After painting the grille use air pressure to blow out any grille holes that are filled in with paint Once the paint is dry re apply the scrim to the inside of the grille IWTS 4 In Wall Theater System Speaker Speaker Connection and Assembly Strip about 14 13 mm of insulation from the connecting wires Connect them to the appropriate push terminal being careful to observe polarity positive to the red terminal negative to the black terminal Installing the Speaker Assembly into the Frame CALLE LLL REELED ELLE DELLE Once the frame is mounted in the wall the speaker simply fits into the frame Use the included screws to attach the baffle to the mounting frame but be very careful not to overtighten the screws Front Panel Controls a Instruction Manual Front Panel Control HF High Frequency Level Control This control adjusts the relative level of high frequency output to compensate for varying room acoustics
6. e midrange sound disperses the sound over a much wider angle than the woofer so the IWTS 4 covers the entire listening area beautifully in both the midrange and treble even when its mounted high up on the wall Stereo Music Listening For stereo music reproduction place the speakers at approximately ear level when seated with both speakers on the same wall facing the prime listening location A separation of approximately 6 to 8 feet between the left and right speakers is usually good Ideally the distance between the two speakers will be close to the same as the distance from the speakers to the listening position 3m E 4 Home Theater Placement Home Theater Systems Front Speaker Array should be pla UO ced as close to ear level as possible LJ LI Left Center Right Optional Dipole Bipole Subwoofer Speakers should be placed directly to the sides of the seating area and approximately 1 2 feet 3 6 meter above the listener s ear level Left Right f lt Dipole Dipole gt Surround Surround or or Left Right diwts 4 IWTS 4 gt Surround Surround Left IWTS 4 Surround Back Optional Direct Radiator Speakers should be placed slightly behind the listening position above ear level Die Back Optional Surround Back Speakers should be placed approximately 1 2 feet 3 6 meter above the listener s ear level Direct radiators may be used here l Q IWTS 4 In Wall Theat
7. er System Speaker Today s home theater systems require you to place six or more speakers in your room For the most convincing theater effects speaker placement must be very carefully thought out This is especially true with in wall speakers since their installation is permanent Left Center Right Locations The tweeter in the front three speakers should be at or just above ear height when seated just as with stereo speakers Try to keep the vertical position of the three front speakers within 18 inches of each other as this will maintain smooth believable left center right pans The spacing of the left right speakers can be a little wider than with 2 channel stereo speakers since in a theater sys tem the center channel speaker reproduces the on screen effects and anchors the center image Left right spacing of about 8 to10 feet usually works well Surround Speakers In order to achieve optimum perfor mance we strongly recommend Atlantic Technology Dipole or TriVector surround speakers If you are using our dedi cated surround speakers please follow the placement recom mendations included in their installation instructions Non Dipole Surrounds The most realistic surround effects occur when the listener can t localize the actual location of the surround speaker If you decide to use the In Wall The ater System speakers as surround speakers mount them above the listeners ears sligh
8. installing the grille Cutting the Opening a Atlantic IWTS 4 Mounting Template a After determining the best location for the speaker as outlined above use the enclosed template to cut the proper size hole IWTS 4 LCR 7 x 11 WARNING Exercise extreme care before making any wall cuts to ensure that you will not cut through any wires pipes or other items that may be in the wall You may sometimes but not always be able to determine the approximate location of wires and pipes by looking at the locations of nearby outlets and plumbing But their location or absence is never an assurance that there is not something within the wall cavity E m Installation Installing the Mounting Frame The clamping mechanism allows the wall material to range from M to 1 inches 13 to 38 mm in thickness There must be a mini mum depth behind the wall face of 3 92 mm As noted above be sure to keep the edges of the cut out at least 12 inch 13 mm away from any stud or obstruction as the rotating clamps will not oper ate properly if you don t Insert the frame into the cutout and using a level or square carefully align it so it is level Tighten the mounting screws which will cause the attached clamps to rotate and position themselves properly behind the wall Continue to tighten until the frame is snug in the wall You want the bezel to conform to the wallboard and th
9. or placement behind a screen HIGH FREQUENCY ENERGY is for absorptive acoustically dead rooms or when the speaker is behind a movie screen Use this position to increase the HF level and restore the proper sparkle and liveliness to the sound 0 is for rooms of average absorptive characteristics cc should be used in rooms that are highly reflective with hard floors and exposed windows The setting of the HF control is mostly a matter of personal taste so try it in all three positions and see which one is preferred Should you have any questions or problems please feel free to contact us at 781 762 6300 or through our web site www atlantictechnology com Specifications IWTS 4 LCR Type 2 way Drivers Woofer 6 165mm GLH Tweeter 1 25mm LRT soft dome Frequency Response 57Hz 20kHz 3dB Nominal Impedance 6 Ohms Crossover Frequency 2 4kHz 3rd order Sensitivity 88dB Recommended Power 10 100 Watts RMS Overall Dimensions 8 34x 12 x3 3 WxHxD 223 x 308 x 96mm Cutout Dimensions 7 x11 WxH 194 x 280mm Net Weight 6lbs 2 7kg each Graphite Loaded Homopolymer Specifications are those in effect at the time of printing Atlantic Technology reserves the right to change specifications or appearance at any time without notice Atlantic TECHNOLOGY 343 Vanderbilt Avenue Norwood MA 02062 781 762 6300 www atlantictechnology com 015
10. tly behind the listening area either on the side or rear walls Installation Instruction Manual Mounting the IWTS 4 Speaker NOTE We always recommend a professional be involved in the installation of IWTS 4 speakers The IWTS 4 speaker can be easily mounted in most any standard wall material from Ya to 1 inches thick Its rotating wall clamps sometimes called dog legs firmly fix it to the wall surface after the proper cutout has been made Here are some important precautions to take before mount ing Keep the sides of the actual mounting hole at least Y inch away from beams or studs to ensure that the clamps have adequate room to rotate A stud or other obstruction that s too close will stop them from properly doing their job Installation of the IWTS 4 in New Construction Atlantic Technology offers an optional Rough in Frame Kit IN NC 4 to ease installation in new construction Instructions for its use are included with that kit Installation of the IWTS 4 in Existing Construction Removing and Installing the Grille Remove the grille from the speaker using an awl or the point of a drywall screw in a grille opening near one of the grille corners Slowly pry the grille out being careful not to damage the speaker s frame or its finish To re install the grille later press it carefully into the appropriate opening in the frame assembly Since it s designed to fit snugly please take your time and use care when
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