User Manual Stealth 8
Contents
1. are set the same If not uneven frequency response and poor imaging may result e Check your signal source Problem No sound from only one transducer e Verify that the Mute DIP switch is not in the ON position for the transducer which has no output e If the switches are set correctly then check your source e Contact Emotiva Pro Technical Support Page 16 Stealth 8 Precision airmotiv Monitor Operator s Manual Emotiva Professional Systems LLC Five Year Limited Warranty What does this warranty cover Emotiva Professional Systems LLC Emotiva warrants its products against defects in materials and workmanship How long does this coverage last This warranty commences on the date of retail purchase by the original retail purchaser and runs for a period of five years thereafter This warranty is transferrable to any person that owns the warranted product during the Term Emotiva warrants any replacement product or part furnished hereunder against defects in materials and workmanship for the longer of the following i the amount of time remaining under the original warranty or ii 120 days from your receipt of the repaired or replaced product The duration described in the previous 2 sentences is hereinafter referred to as the Term TO THE FULLEST EXTENT PERMITTED BY LAW ALL IMPLIED WARRANTIES RELATED TO THE ORIGINAL PRODUCT AND ANY REPLACEMENT PRODUCT OR PARTS INCLUDING IMPLIED WARRANTIES OF MERCHANTA2. at which point you can restart it the thermal protection circuitry resets automatically If the Stealth 8 overheats frequently verify that you have sufficient ventilation and that air flow to the heat sinks is unobstructed If overheating persists contact Emotiva Pro Technical Support Adjustments The Stealth 8 has several adjustments that allow you to customize its gain and frequency response to your particular studio and mounting location Input Sensitivity adjustment The Stealth 8 will nominally reach full output with an input level of 1 VRMS Of course this will vary depending on other settings and program content The Input Sensitivity control offers the ability to adjust the gain of the Stealth 8 by approximately 6 dB for matching purposes Bass Tilt adjustment The Bass Tilt adjustment allows you configure a gradual bass roll off on the Stealth 8 to compensate for room acoustics Frequency modification starts at approximately 1250 Hz and reaches a maximum effect of 2 dB 4 dB or 6 dB at 40 Hz The DIP switch labelled Mute completely disables the low frequency transducer in the Stealth 8 The default setting with all DIP switches OFF is flat Note Please turn only one DIP switch in each group On at once Page 11 Stealth 8 Precision airmotiv Monitor Operator s Manual Bass Roll Off adjustment The Bass Roll Off adjustment allows you to apply a gradual bass roll off on the Stealth 8 to com
3. looking impressive the angled exterior contours on the Stealth 8 s advanced cabinet are computer optimized to minimize diffraction effects and room interactions Heavy duty construction non parallel side walls and extensive bracing in all three axes cooperate to eliminate resonances standing waves and cabinet vibrations Our exclusive three phase interior damping consisting of asphaltic mastic to eliminate vibration acoustic foam to absorb high frequencies and synthetic fiber to tame low frequency energy and increase the apparent size of the cabinet prevents the cabinet from making any unwanted contributions to the sound The face plate milled from a slab of MDF over two inches thick for superior strength and rigidity is acoustically inert A tough exterior The attractive studio black satin finish made up of six individually applied coats of lacquer is both durable and great looking High quality electronics throughout Components include all double sided FR4 circuit boards all precision resistors and precision film capacitors in the signal path extensive use of surface mount technology and an efficient low noise toroidal power transformer Effective yet unobtrusive protection Individually protects each amplifier and transducer and prevents dangerous overdrive conditions but doesn t limit normal music peaks or produce artifacts under normal listening conditions You can find more information about the Stealth 8 s and Emo
4. power supply cord or the plug has been damaged 2 Objects or liquid have fallen or spilled into the vents 3 The unit has been exposed to rain 4 The unit exhibits a marked change in performance 5 The unit has been dropped or its enclosure or chassis is damaged NOTE TO COMPLETELY DISCONNECT THE STEALTH 8 FROM THE AC POWER MAINS DISCONNECT THE AC POWER CORD FROM THE AC RECEPTACLE NOTE THE POWER CORD ON THE STEALTH 8 MUST REMAIN READILY ACCESSIBLE AT ALL TIMES caution CAUTION TO REDUCE THE RISK OF ELECTRICAL SHOCK DO NOT REMOVE COVER NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL Stealth 8 Precision airmotiv Monitor Operator s Manual EMOTIVA PROFESSIONAL STEALTH E Precision airmotiv Monitor Contents Important Safety Precautions and Explanation of Symbols ali OCUIC TION A A 3 ADOUE Tits ein dos 4 A E E EE E Peden EE 5 Understanding ajrmotiv technology ococcccccccccnancnnnnnnnnns 6 UNPaciMdO rn 7 The Emotiva Pro Stealth 8 Precision airmotiv Monitor 8 UCI SOM 9 CONNECUION SS id 10 Mounting Location siicseipacinaasicreisrtecnnntoaaiedinasegiqcetenses 10 TOACA iara N A A AA 11 ACTUSTMENES crara taser eeoeedicuaieodneceanaiees 11 Care and Maintenance issue ans 13 SCC NICs OMS era a 14 TOUS SIO WE Gates rete pect rgaatsanteeenasss en cacoreeueewacguc 15 Emotiva Professional Systems LLC Five Year Limited Warranty ccccceeeeecee
5. 60mm airmotiv folded ribbon high mid frequency transducer produces clean accurate midrange and crystal clear highs with vanishingly low distortion excellent detail retrieval and impressive uncompressed dynamics The 8 inch airmotiv low frequency transducer delivers a fast natural extended low end with a beautifully integrated and cohesive midrange that blends perfectly with the output of the airmotiv folded ribbon The precision crossover and powerful discrete internal amplifiers developed and tuned specifically for the Stealth 8 provide a seamless transition between the drivers and include built in acoustically transparent protection circuitry They also offer calibration options that enable you to fine tune the response of each pair of Stealth 8 s to perfectly match your particular listening space or studio The independent amplifiers deliver 200 watts of ultra clean discrete class A B power to each driver that s 400 watts RMS of amplification in each Stealth 8 Working together as a cohesive and perfectly balanced electro acoustic system the Stealth 8 delivers an incredibly accurate and realistic soundfield which is especially evident with complex and demanding program material The Stealth 8 is flat within 1 75 dB from 30 Hz to 23 kHz and a pair of Stealth 8 s are capable of producing clean near field sound levels short term of over 120 dB The exceptional performance accuracy and dynamic presentation of the
6. BILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY LIMITED TO THE TERM OF THIS LIMITED WARRANTY SOME STATES DO NOT ALLOW LIMITATIONS ON HOW LONG AN IMPLIED WARRANTY LASTS SO THE ABOVE LIMITATION MAY NOT APPLY TO YOU A claim under this warranty must be made by you within the Term A claim shall not be valid and Emotiva has no obligation related to the claim if it is not made within the Term and if it is not made in strict compliance with the requirements of the How do you get service section What will Emotiva do Emotiva will at its option either i repair the product or ii replace the product with a new consumer product which is identical or reasonably equivalent to the product Emotiva may provide you with a refund of the actual purchase price of the product in the event i Emotiva is unable to provide replacement and repair is not commercially practicable or cannot be timely made or ii you agree to accept a refund in lieu of other remedies hereunder When a product or part is repaired or replaced any replacement item becomes your property and the replaced item becomes Emotiva s property When a refund is given the product for which the refund is provided must be returned to Emotiva and becomes Emotiva s property What is not covered by this warranty This warranty does not apply i to damage caused by use with non Emotiva products where the non Emotiva product is the cause of the damage ii to damage caused b
7. EMOTIVA STEALTH 8 USER MANUAL Important Safety Precautions and Explanation of Symbols A A The exclamation point within an equilateral triangle is intended to alert the user to the presence of important installation operation and service instructions in this manual The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltages within the enclosure that may be of sufficient magnitude to constitute a risk of electrical shock to the user Please read this Manual thoroughly before attempting to install configure or operate the Airmotiv Stealth 8 precision bi amplified monitor After successful installation and configuration of the Stealth 8 be sure to retain this manual in a safe place for future reference Safety is a key component to a long lasting and trouble free installation Please read and follow all instructions and heed all warnings on the Stealth 8 and in this manual The vast majority of the subsequent safety precautions are common sense If you are not comfortable with the installation of audio video entertainment equipment you should seek the services of a qualified installation professional or call us for help WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT USE THE STEALTH 8 NEAR WATER OR IN WET LOCATIONS DO NOT EXPOSE IT TO RAIN OR MOISTURE DO NOT EXPOSE IT TO DRIPPING OR SPLASHING FROM OTHER SOU
8. IT WITH ONE OF THE SAME SIZE RATING AND TYPE NEVER USE A FUSE OF HIGHER RATING e If the fuse blows repeatedly CONTACT EMOTIVA PRO TECHNICAL SUPPORT If there is any doubt first verify that your AC power source is the correct voltage e To change the fuse use a screwdriver to release the fuse holder The fuse holder is the little plate with the picture of a fuse on it which is part of the IEC power cord receptacle First remove the power cord Then pry up on the edge of the plate nearest the power cord opening and the fuse holder will slide out like a drawer Replace the fuse with one of the same size rating and type and carefully replace the fuse holder be sure to press firmly so it locks into place Page 13 Stealth 8 Precision airmotiv Monitor Operator s Manual Specifications Frequency Response 30 Hz to 23 kHz 1 75 dB 28 Hz to 32 kHz 0 6 dB Input Connectors One balanced combination connector accepts a balanced XLR balanced 1 4 or unbalanced 1 4 connector Driver complement One 60 x 32 mm airmotiv high frequency transducer One 205 mm 8 inch airmotiv low frequency transducer Bass Alignment Low diffraction rear oriented slot loaded port Amplification High frequency amplifier 200 watts RMS Low frequency amplifier 200 watts RMS Crossover Precision multi pole phase compensated fully active crossover Crossover frequency 2 kHz Adjustments and Calibrati
9. O NOT spray water directly onto or into the monitor transducers or connectors and DO NOT use abrasive or chemical cleaners Gently dry the surface with a clean soft rag after cleaning e If necessary use a mild detergent wipe the surface with a rag dampened with plain water afterwards to rinse it and then gently dry the surface with a clean soft rag e If something nasty does get on the sides or top of your Stealth 8 use a rag dampened with a weak solution of dish detergent or other mild cleaning liquid followed by a rag dampened with plain water and then dry with a clean rag Avoid applying cleaning liquid to the front baffle Cleaning the Low frequency Transducer e Is something gets spattered on the cone or surround of the low frequency transducer it may be carefully cleaned with a dampened rag Be careful to avoid excessive pressure Cleaning the High frequency Transducer e If dust or fuzz finds its way into the front of the high frequency transducer you can try to dislodge it by blowing gently into the front of the transducer at an angle e DO NOT reach into the front of the transducer with foreign objects like tweezers to remove lint or dust as you may easily damage the transducer e DO NOT use high pressure air for cleaning This may damage the membrane e If foreign objects or dirt become lodged in the transducer contact Emotiva Pro Technical Support for assistance Changing a Fuse e If the fuse blows ALWAYS REPLACE
10. RCES AND ENSURE THAT NO OBJECTS FILLED WITH LIQUIDS SUCH AS VASES ARE PLACED ON IT DOING SO MAY RESULT IN DAMAGE TO THE UNIT AND THE RISK OF ELECTRIC SHOCK WHICH MAY RESULT IN BODILY INJURY OR DEATH WARNING TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT DISASSEMBLE THE STEALTH 8 THERE ARE NO USER SERVICEABLE PARTS INSIDE THE UNIT REFER ALL SERVICE TO QUALIFIED SERVICE PERSONNEL Do not install the Stealth 8 near or above any heat sources such as radiators heating vents or other apparatus that produces heat Do not block any ventilation openings or heat sinks Avoid installing the unit directly above other heat producing equipment unless sufficient ventilation or forced air cooling is provided Do not install the Stealth 8 in locations without proper ventilation The Stealth 8 should not be operated on a bed sofa rug or similar surface that may block air flow to the heat sinks The unit should not be mounted against a surface or in an enclosed location such as a bookcase cabinet or closed equipment rack unless sufficient ventilation is provided Always install your Stealth 8 according to the manufacturer s instructions and only use attachments or accessories specified by the manufacturer Do not install the Stealth 8 on any stand shelf or other piece of furniture that is unable to support its weight If a cart is used to move the unit use caution to avoid injury from tip over Connect the Stealth 8 only to power sources of the c
11. Stealth 8 s ensure that they will work seamlessly in a wide variety of critical monitoring applications and makes them especially attractive for small to medium sized studios and control rooms The extended bass response of the Stealth 8 also means that they are appropriate for critical listening in many situations without the need for an external subwoofer Happy listening The Emotiva Professional Team Page 3 Stealth 8 Precision airmotiv Monitor Operator s Manual About This Manual This manual will provide you with all the information you need to get great performance accurate sound and many years of reliable service from your Airmotiv Stealth 8 precision bi amplified powered monitors Many of you are experienced studio professionals and are very familiar with powered monitors We suggest that you read through the entire manual as we kept things as short and direct as possible Even if you re an expert user you might find some interesting information and useful suggestions If you re really in a hurry to get started please read the Quick Start section on page 8 you may then read the remainder of the manual at your leisure You may wish to record serial numbers or other purchase information on the Notes page at the back of this manual Page 4 Stealth 8 Precision airmotiv Monitor Operator s Manual Features Each Airmotiv Stealth 8 is a fully self contained bi amplified powered precision st
12. agm to produce Magnetic Field a large precisely controlled high velocity movement of air Powerful Low Mass Neodymium Polyimide Magnets Film Diaphragm Small Precision Movement of Diaphragm Large High Velocity Movement lt E Diaphragm Support The amount of motion necessary to produce a given sound level with our airmotiv transducer is an order of magnitude lower than that required of ordinary drivers with a corresponding reduction in distortion and other nonlinearities The motive force is provided by the interaction of current flowing through aluminum conductors etched directly onto the surface of the diaphragm within a powerful magnetic field created by a set of neodymium rare earth alloy magnets The result is a transducer that can effortlessly follow the waveform of the musical signal with virtually no distortion signal compression or stored energy artifacts Emotiva s airmotiv transducer can reproduce the subtle nuances of a quiet passage with awesome subtlety yet deliver crashing crescendos with a glorious sense of immediacy and vanishingly low distortion Page 6 Stealth 8 Precision airmotiv Monitor Operator s Manual Unpacking Your Emotiva Airmotiv Stealth 8 precision bi amplified powered monitors were carefully packed and should reach you in perfect condition If you notice any shipping damage or other issues when you unpack them please contact Emotiva Pro immedi
13. ately Gently remove your Stealth 8 powered monitors from the packing carton and remove all wrappings and shipping material Avoid pressing directly on the front of the low frequency transducer or dropping any bits of packing material into the high frequency transducer or rear port opening It is important to save the box and all packing materials in case your Stealth 8 monitors ever need to be moved or shipped back to the factory for service Please keep a copy of your sales receipt in a safe place It is the easiest way to verify your purchase date for warranty purposes and may also be required if you ever have to file an insurance claim We truly value customer feedback and would like to hear from you Page 7 Stealth 8 Precision airmotiv Monitor Operator s Manual The Emotiva Pro Stealth 8 Precision airmotiv Monitor Emotiva s exclusive airmotiv high frequency transducer Power indicator P Bl Emotiva s exclusive airmotiv low frequency transducer Linear tuned port Balanced input combination XLR and 1 4 Input sensitivity adjustment Bass Roll Off adjustment Bass Tilt adjustment Treble Tilt adjustment AC Power switch IEC power cable receptacle with integral fuse holder AC Line Voltage Selector switch Page 8 Stealth 8 Precision airmotiv Monitor Operator s Manual Q
14. gnal source e Verify that all cables are plugged fully in that the connectors fit tightly and that the cables and connectors are in good condition e Try repositioning cables If you have signal cables running near power cables try moving them further apart This is especially important with unbalanced cables e If you are using unbalanced connections try higher quality cables with better Shielding If that reduced but fails to eliminate the hum consider trying balanced cabling especially for long runs or where runs next to power cables are unavoidable e If you re already using a balanced connection the balanced outputs on some equipment may offer various options including ground lift While none of these options is specifically recommended some may produce good results in some situations e Some audio equipment especially vacuum tube type has a high output impedance which makes it inherently sensitive to picking up hum and noise especially if only unbalanced connections are provided It is essential that signal cables used with such equipment be kept short of good quality and not run near power cables e Ina new installation especially in a studio environment verify that your cables are wired properly In studios pros often customize cables for various reasons which may include removing ground connections from one or both ends If you suspect that your cables are non standard either check them with an ohmmeter or tr
15. mber Parcels arriving without a RMA number on the outside of the box will be refused Emotiva Professional Systems LLC Attn Repair Department 135 Southeast Parkway Court Franklin TN 37064 How does state law apply This warranty gives you specific legal rights and you may also have other rights which vary from state to state Page 18 Stealth 8 Precision airmotiv Monitor Operator s Manual Notes All information contained in this manual is accurate to the best of our knowledge at the time of publication In keeping with our policy of ongoing product improvement we reserve the right to make changes to the design and features of our products without prior notice Operator s Manual Revision 1 0 August 2012 Page 19 EMOTIVA 131 SE Parkway Court Franklin TN 37064 www emotivapro com
16. ons Gain adjustment nominal 6 dB Bass Tilt adjustment 2 dB 4 dB 6 dB at 40 Hz starting at 1250 Hz or fully disable low frequency driver Bass Roll Off adjustment 2 dB 4 dB 6 dB or 8 dB at 40 Hz starting at 250 Hz Treble Tilt adjustment 1 dB 1 dB 2 dB above 3 kHz or fully disable high frequency driver Maximum Acoustic Output pair short term gt 115 dB SPL sine wave 1 meter on axis radiating into half space gt 121 dB SPL sine wave 0 5 meter on axis radiating into half space Power Source 120 VAC 50 60 Hz 10 or 230 VAC 50 60 Hz 10 IEC standard removable power cord Size and Weight Size each 16 5 high x 12 wide x 15 deep 420 mm x 305 mm x 380 mm Weight each 41 5 pounds 19 kg Page 14 Stealth 8 Precision airmotiv Monitor Operator s Manual Troubleshooting Emotiva Pro Airmotiv Stealth 8 precision powered monitors are carefully designed and manufactured from high quality precision components to ensure years of trouble free operation The troubleshooting section describes some common problems and how to eliminate them If this doesn t solve your problem please contact Emotiva Pro Technical Support where a real person will be glad to help you get up and running Please remember to power down your Stealth 8 monitors and all connected equipment before changing or disconnecting cables Problem Excessive hum or noise e Check your si
17. orrect voltage as shown in this manual and on the Stealth 8 unit Protect power supply cables from being pinched walked on or otherwise damaged Be especially careful where the power cable enters the power outlet and the unit Only connect the Stealth 8 to an electrical outlet or extension cord of appropriate type and rating DO NOT defeat the safety purpose of a grounding or polarized plug by removing ground pins or using unsafe adapters A polarized plug has two blades one wider than the other A grounding plug has a third ground prong in addition to the two main conductors The wide blade or third groundling prong is provided for your safety If the provided plug does not fit your outlet consult an electrician to replace your obsolete outlet If you replace the power cord only use one of similar type and equal or greater current rating The power cable for the Stealth 8 should be unplugged from the outlet during severe electrical storms or when unused for a long period of time Only replace the fuse s in the Stealth 8 with a fuse s of proper value and voltage rating The Stealth 8 should only be cleaned as directed in the Manual Avoid spraying liquids directly onto the unit and NEVER spray liquids into the port drivers or controls Care should be taken so that small objects do not fall into the inside of the unit You should seek service for your Stealth 8 by qualified service personnel if any of the following occur 1 The
18. pensate for room acoustics and boundary effects The effect of the Bass Roll Off adjustment is more subtle than that of the Bass Tilt adjustment and only affects lower frequencies Frequency modification starts at approximately 250 Hz and reaches a maximum effect of approximately 2 dB 4 dB 6 dB or 8 dB at 40 Hz The default setting with all DIP switches OFF is flat Note Please turn only one DIP switch in each group On at once Treble Tilt adjustment The Treble Tilt adjustment allows you configure a slight boost or cut to the high frequency response of the Stealth 8 to compensate for room acoustics This is a shelving response adjustment which commences at approximately 2 kHz and has the specified effect at 3 kHz and above High frequency gain may be adjusted to 1 dB 1 dB or 2 dB The DIP switch labelled Mute completely disables the high frequency transducer in the Stealth 8 The default setting with all DIP switches OFF is flat Note Please turn only one DIP switch in each group On at once Page 12 Stealth 8 Precision airmotiv Monitor Operator s Manual Care and Maintenance Periodic Maintenance Your Emotiva Airmotiv Stealth 8 precision bi amplified powered monitors are factory calibrated internally and require no periodic maintenance or calibration Cleaning the Cabinet and Baffle e The cabinet of the Stealth 8 powered monitor should normally be cleaned with a rag dampened with plain water D
19. se any problems Cables e Always use high quality fully shielded cables e Balanced connections and cables are more resistant to hum and noise than unbalanced cables e Always ensure that all cables are plugged fully in that the connectors fit firmly and that the cables and connectors are in good condition with no bent pins or corrosion e Verify that the cables themselves are wired properly according to standards You may encounter custom or modified cables especially in studios Cable Topology runs e Always run cables as directly as possible and use the shortest cables that fit your requirements Avoid using excessively long cables and coiling up the excess especially with unbalanced connections e If long cable runs are required then using a balanced connection is more important and is strongly suggested e Avoid running signal cables next to power cables If this is unavoidable then using balanced cables is virtually a necessity to avoid hum problems e If you cannot avoid using unbalanced cables in close proximity to power cables try not to run them parallel to each other and try to ensure that if and when they cross each other they do so at right angles Mounting Location Each Stealth 8 should be mounted on a stand or bracket that can safely support its weight You should allow at least six inches of clearance behind the back of each Stealth 8 and some free air flow around them The rear ports on the Steal
20. sssscccerseseeeerens 18 A a a a 20 Page 1 Stealth 8 Precision airmotiv Monitor Operator s Manual Page 2 Stealth 8 Precision airmotiv Monitor Operator s Manual Introduction Thank you for purchasing the new Airmotiv Stealth 8 precision bi amplified active studio monitors The Stealth 8 s are the result of an extensive R amp D initiative to create a precision studio monitoring system for the professional recording engineer and discerning artist Great care has been taken with every detail of the design and production of each Stealth 8 and the end result is quite remarkable We believe you ll find that the Stealth 8 is the ideal instrument to help you translate your sonic vision into reality The advanced cabinet designed and computer optimized especially for the Stealth 8 provides incredible structural rigidity and very high internal damping The massive highly damped front baffle assembly is machined on a multi axis CNC milling station in order to maintain exact dimensional stability and produce the complex Stealth baffle contours Those contours produce a Minimum Acoustic Signature which virtually eliminates reflections and diffraction effects The result is a holographic three dimensional soundstage with pinpoint imaging and accurate tonal balance across a wide horizontal listening window The high performance transducers employed in the Stealth 8 are equally innovative Our signature 32mm x
21. th 8 require six to twelve inches of clearance to work properly In addition the heat sinks for the amplifiers in the Stealth 8 are on the back and require both clearance and free air flow to operate properly and to avoid causing the Stealth 8 to overheat You must avoid mounting the Stealth 8 with its back against a surface that will impede air flow it is also inadvisable to shut the rear of the Stealth 8 in a cabinet or shelf which fails to provide free air flow around the rear and sides of the cabinet If you must do so then you must provide forced air ventilation Page 10 Stealth 8 Precision airmotiv Monitor Operator s Manual Indicators The Airmotiv Stealth 8 has a single indicator LED located on the front panel on the bezel just below the tweeter The LED illuminates blue when the Stealth 8 is turned on It flashes red for a few seconds as the Stealth 8 is powering up If an internal electrical fault occurs the Stealth 8 will go silent and the indicator LED will flash red If this happens switch the AC power Off and On again to clear the fault If the indicator continues to flash red when you power on the Stealth 8 please contact Emotiva Pro Technical Support If the Stealth 8 overheats which is unlikely to occur with normal use the monitor will go silent and the indicator LED will extinguish it will not be lit red If this happens turn off the AC power and allow the monitor to cool down for several minutes
22. tiva Pro s exclusive airmotiv technology on our website at www emotivapro com Page 5 Stealth 8 Precision airmotiv Monitor Operator s Manual Understanding airmotiv technology A high frequency driver is required to move air at high velocity with high efficiency near perfect frequency linearity little or no distortion and a minimum of energy storage Failure to excel in any of these areas can result in uneven frequency response distorted sound and a subtle loss of the clarity and sense of immediacy we long for in a speaker Until now the technologies available for high frequency reproduction have all been compromises Some drivers excel in one or more aspects while falling far short in others other drivers offer reasonable all around performance and sound good but not great Virtually all conventional high frequency drivers move air by pushing it The biggest problem with this method is that the velocity and acceleration that can be imparted to the air are limited by the mechanical properties of the diaphragm and drive mechanism air cannot be propelled further or faster than the diaphragm itself can move Emotiva s innovative new airmotiv folded ribbon transducer is very different It operates by squeezing the air from between a series of surfaces in a light yet incredibly strong polyimide film diaphragm As you can see in the diagram this allows a small precisely controlled movement of the diaphr
23. udio monitor pre calibrated and ready for installation Accuracy and consistency The gain and frequency balance of each Stealth 8 is factory calibrated to be within 1 dB of our reference standard the Stealth 8 is flat from 30 Hz to 23 kHz 1 75 dB Emotiva s exclusive airmotiv high frequency transducer Delivers flat frequency response low distortion virtually nonexistent signal compression smooth off axis response superb transparency and uncanny imaging Emotiva s airmotiv low frequency transducer Delivers clean accurate bass made from advanced Curv woven polypropylene cone material a heavy duty die cast metal basket flat spider and synthetic butyl rubber surround A copper capped pole piece and aluminum shorting ring further reduce distortion and enhance linearity Plenty of clean power The Stealth 8 is fully bi amplified Each transducer is powered by its own independent 200 watt RMS class A B amplifier which minimizes distortion even at very high listening levels This power enables a pair of Stealth 8 s to deliver clean peak sound levels of over 120 dB SPL on axis short term near field Precision electronic crossover The amplifiers are fed by a precision multi pole active crossover which was custom designed and optimized for the Stealth 8 the crossover includes adjustments that enable you to match the Stealth 8 perfectly to your studio or audition room Minimum Acoustic Signature cabinet Besides
24. uick Start To get the most from your Airmotiv Stealth 8 precision powered monitors we strongly urge you to read the entire manual If you just can t wait to hear how great your Stealth 8 monitors sound this section will cover the basics you need to get started Find a secure location for your Stealth 8 monitors Verify that the Stealth 8 monitors you received use the correct operating voltage for your location the AC line voltage may be changed using the AC Line Voltage Selector switch on the rear panel Verify that the rear panel configuration switches are all set to flat for now all of the DIP switches should be set to Off Plug your Stealth 8 monitors into grounded AC electrical outlets If you use a different power cord or extension cord use only a three prong grounded type Connect a variable level signal source with a volume control to the input on the rear panel of each Stealth 8 monitor Turn On the Power switch on the rear panel of each Stealth 8 Enjoy the music While you re enjoying your Stealth 8 monitors it would be a great time to read the rest of the manual to learn more about them Page 9 Stealth 8 Precision airmotiv Monitor Operator s Manual Connections Each Airmotiv Stealth 8 accepts a single balanced input via a combination XLR and 1 4 input connector This input also accepts an unbalanced 1 4 connector you will lose the benefits of a balanced connection but it won t cau
25. y another cable Page 15 Stealth 8 Precision airmotiv Monitor Operator s Manual Problem No sound e If the power indicator is flashing red this indicates that an internal fault has occurred If this happens turn your Stealth 8 Off and back On again to clear the fault If the fault remains then please contact Emotiva Pro Technical Support e If the LED indicator is not lit your Stealth 8 may be in thermal protect mode Switch the power Off wait several minutes then switch it back on e If the LED indicator is not lit and your Stealth 8 i not warm to the touch the rear panel verify that the circuit you are using is live If so then check the fuse on the rear panel of the Stealth 8 Problem Intermittent sound e Check your connections and cables e Check your signal source Problem Low but undistorted sound e Check your connections and cables e Check your signal source e Check the Gain adjustment Problem Unbalanced sound or poor imaging e Verify that the Gain adjustments on both or all monitors are set the same e Verify that the rear panel equalization controls which are used to compensate for speaker position and room acoustics are set in the same position for each monitor In general although some situations may demand unusual settings the best performance will be achieved if the equalization controls on symmetrical pairs of monitors such as a single pair of monitors or a pair of surrounds
26. y service or maintenance performed by anyone who is not a representative of Emotiva iii to damage caused by accident abuse misuse flood fire earthquake or other external causes iv to a product or part that has been modified after its retail purchase where the modification caused or contributed to the damage v to consumable parts such as batteries or vi if any Emotiva serial number has been removed or defaced and Emotiva cannot otherwise confirm that you are the original retail purchaser EMOTIVA SHALL NOT BE LIABLE FOR ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING FROM OR RELATED TO ANY DEFECTS IN OR DAMAGES TO ITS PRODUCTS SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES SO THE ABOVE LIMITATION OR EXCLUSION MAY NOT APPLY TO YOU Page 17 Stealth 8 Precision airmotiv Monitor Operator s Manual How do you get service In order to make a claim under the warranty you must im Call a customer service representative CSR of Emotiva at 1 877 EMO TECH 1 877 366 8324 Provide the CSR with a description of your problem and the serial number of the product for which the warranty claim is being made 2 The CSR will provide you with a returned material authorization number RMA EN Ship the product to Emotiva at the following address with the RMA written in large bold numbers on the outside of the box and with the letters RMA written before the nu
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