OWNERS MANUAL - Veranstaltungstechnik mieten
Contents
1. each noise gate was carefully inspected and tested Unpack and inspect the unit for any damage that may have occurred during shipment If any damage is found doesn t connect the unit to the mains notify the salesperson immediately because a qualified service technician must inspect the unit Save the original packing you could use if you need to transport the unit NEVER SHIP THE NOISE GATE WITHOUT IT S ORIGINAL PACKING MOUNTING Itis always advisable to mount the unit in rack either for mobile or fixed installations for protection safety aesthetics etc The ALTAIR NG 440 is designed for standard 19 rack mounting and occupy lu high rack space CHANGING THE VOLTAGE AND THE FUSE The noise gate unit is set to operate at 230V 50 60Hz and at 15V 50 60Hz 1 Make sure thatthe unitis disconnected of the mains 9 In the unit rear panel is placed the mains connector the mains selector and the fuse holder The box bellow this mains connector Is called fuse holder mains selector Take out the fuse holder mains selector 3 Upon extracting the fuse holder the fuse will appear take out itand change for the new one Insert the fuse holder into the mains connector again without spin it make sure that the voltage to which itis going to connect the unit remains indicated in normal position not inverted if you only wants to change the fuse If what you want are change the mains voltage rotate the fuseholder until remains the m2. gate It is a push button because EI of that upon releasing it the noise gate will return to its normal state This switch will be used only during the sound check since it disables the compressor and noise gate effect STEREO In stereo mode at the slave channel channel 2 or 4 this switch monitor the output signal obtained after the slave channel key filters but the noise gate trigger with the signal obtained of the master channel channel Land 4 and the slave channel key filters average ON QUAD NOISEGATE ACTMITY LED s SHUT OPEN The activity LED s show the noise gate operation The SHUT red LED indicate thatthe shut oren key filters signal level output which trigger the noise gate is bellow the threshold set up The other OPEN green LED report that the key filters signal level output which trigger the noise gate is above the threshold set up lf the BYPASS switch is not depressed when the SHUT red LED light the noise gate will be decreasing the input signal gain and when the OPEN green LED light the signal will pass unchanged through the noise gate STEREO In stereo mode the slave channel channel 2 or 4 activity LED s won t indicate the slave channel noise gate operation The master channel channel lor 3 activity LED s will indicate the operation of both noise gates HP AND LP KEY ALTER CONTROLS allowing to trigger the noise gate only with the desired instrument or with the x wanted bandwi
3. generated by the audio equipment because of the current flowing the conductors due to the random electron movements For statistical reasons this produces frequencies within the whole audio spectrum This noise is called white noise If this noise is then strongly amplified a noise Will be obtained perfectly audible The maximum signal level of the audio equipmentis limited by the levels of the internal operating voltages If the signal exceeded the internal operating voltages audible signal distortion is the result In practice this limitation is greater since a certain reserve must be maintained to avoid distortion of the audio signal if sudden level peak occur In technical words we refer to this reserve as headroom If we reduce the input signal level we reduce the risk of signal distortion due to level peeks however atthe same time the noise floor level will be increased if we wantobtain the same output signal level since we mustamplify more How we explained previously the noise limits the audio equipment dynamic range The noise gates decrease the signal gain abruptly bellow the threshold allowing increase the audio equipment dynamic range achieving the inverse function of a compressor limiter The ALTAIR NG 440 incorporates a quad Noise Gate TEST MONITOR SWITCH SIDE TEST The side test switch allow monitor the output signal obtained after the key filters to SIDE TEST setup by ear the signal that we wantto open the noise
4. goes to the output XLR and JACK wired in parallel The stereo switch allow us to select the channels working mode 8 REPAIR GUIDE For service purposes the unit must be open by removing the seven screws on the top cover NOTE This type of operations takes place with the unitopen for what it should be carried outbya qualified technician DANGER Before opening the unit disconnect it from the mains Itis important to indicate that although the unitis power out with the power switch in 0 position if it continues connected to the mains there are different parts of the unit that are subjected to high voltage CAUTION Protect the noise gate from the rain and moisture mainly if itis open If liquid is spilled into the unit disconnect it from the mains and consulta qualified service technician Keep in mind that the outputs are symmetrical so when the section is identified you could interchange components except for the circuits that are common as could be the power supply We recommend a meticulous visual exam before beginning to change anything in the unit burnt resistors potentiometers with a broken trace etc This exam many times gives us the key for the problem saving time and unnecessary efforts Keep in mind when removing an element of the main board that itis single layer printed circuit and the components PADs could get up if applies them an excessive heat This is important mainly in components having many pins integrat
5. 5 Ground referenced sound destination unit p Or Li D SOUND DESTINATION UNIT DESTINATION UNIT Ground referenced or sound destination unit SOUND tt GROUND LINK In some installations it might be necessary to isolate the noise gate electric ground from the system mains earth in order to avoid ground loops that could generate unwanted noises For this reason the unit provides an EARTH LINK switch placed at the rear panel in order to lift the mains earth from the unit EARTH LINK MAINS EARTH UNKED WITH THE NOISE GATE ON II W OFF ELECTRIC GROUND EARTH LINK MAINS EARTH UFTED FROM THE NOISE GATE ON OF ELECTRIC GROUND NOTE For security reasons the earth connection to the mains is linked with the unit chassis in both Cases CAUTION Always operate the unit with the AC ground wire connected to the electrical system ground Precautions should be taken so that the means of grounding ofa piece of equipment is not defeated For this circumstance NEVER Y K lift the mains earth AC ground to avoid possible accidents For your security NEVER use ground isolator adapters instead itis recommended the EARTH LINK switch 5 OPERATION The dynamic range of an audio equipmentis limited by the maximum signal level that the audio equipment can drain without audible distortion and the noise generated by this audio equipment The noise is
6. 833333 vumeter is composed by 8 LED s 30 20 15 D 9 6 4 and 2 dB STEREO SWITCH The stereo switch allow us to select the channels land 2 or 3 and 4 working mode TREO There are two stereo switched one affect to the channels land 2 and the other affectto the 6 channels and 4 With this switch depressed the unit operation mode is DUAL this permit us the treatment of two independent signals adjusting each noise gate of independent mode Upon pressing the switch the channel 2 orthe channel 4 depend on the stereo switch pressed will be slave of the channel lor the channel 3 for what the controls of the slave channel will be disabled exceptfor the cases specified with the STEREO note TEST MONITOR SWITCH ACTIVITY LED s and HP AND LP KEY FILTER CONTROLS explained each one in their corresponding section NOTE STEREO mode the signal that arrives to the noise gate compressor detector is an average ofthe two input signals 6 OPTIONS In this section will explain the different available options for the unit SECURITY COVER TP 1 In some installation it could be necessary to tamper proof the front panel controls avoiding unwanted or accidental manipulations For this purpose itis available as an option a transparent plastic security cover The installation is very easy by means of two screws provided KEY LOCKED SECURITY COVER TS 1 In some installations itis necessary isolate the compressor noise gate cont
7. I WA DOV ANY Z YX SHOLDINNOO TIVNDS LNdLNO HALIVS ANN HYVA 7 HL HOLOH BS 39VEIOA ISM HOLDINNOO SNIVIA 4 AO 7i S N e ONIS ENId diL ZNid NOISS VADO VE WIX SODWNOSID3B SO3dO3 13 SOJINOI A8 NIVAS NISOWW G3H123V3 38 1SOW IN3WdICIO3 SIHL Ar y 2 BA Sg e e Ob ON 1330W METIA e unnvro TO ser m V vumm Y QUAD NOISE GATE 3 WORKING PRECAUTIONS The manufacturer is not responsible of any damage occurred in the noise gate unit outside limits of the warranty or those produced by not keeping in mind the working precautions Mains voltage must be correct and the same as that setting on the rear of the unit voltage switch Damage caused by connection to improper AC voltage is not covered by any warranty DANGER Inside the unit there are high voltages doesnt open it The unitdoesnt contain elements that could be repaired by the user Whenever the noise gate unit is connected to the mains contains elements with high voltages In order to disconnect the unit completely you must disconnect it of the mains CAUTION Protect the noise gate from the rain and moisture Ensure that no objects or liquids enter it If liquid is spilled into the unit disconnect it from the mains and consult a qualified service technician 6 600 Don t place the unit close to heat sources 4 INSTALLATION UNPACKING Before leaving from factory
8. NG 440 QUAD NOISE GA TE EQUIPOS EUROPEOS ELECTR NICOS S A L Avda de la Industria 50 28760 TRES CANTOS MADRID SPAIN m EL 1 804 32 65 7234 1804 43 58 Mi tiraa Itairaudio com www altairaudio com 3 2 SWITCHES CONTROLS AD USTMENTS AND CONNECTORS seen 4 ee er er ret 4 9C 2 X X M T 6 A 6 6 6 6 CONNECTING TFE MA c 7 INPUT INN TION onza 7 UND TNS INP A eects ae nr a seca 8 BALIN GEL INE WEEN 9 OUTPUT COMEC TION urraca 9 UNDA LANCEDOUTPU WE 10 BALANCED INPUT ii AR E e LINE 11 OPERATION oro ARNON NEN 12 TEST MONITOR SWIICH SIDE TES costra tin 12 ACTIVITY LED S SHUT OPEN cosita aaa 15 HP AND LP KEY ALTER CONTRFOLS I n nnne nnne nnne nnne nnne 13 leit He 15 e 15 RELEASE TIME CONTROL EEN 15 RANGE NCH iria HIN 14 BYPASS SU 10 y NET 14 GAIN REDUCCION VUMETER rr
9. a 14 STEREO po y 14 SEENEN 14 EEN TP 14 KEY LOCKED SECURITY COVER 5 1 14 7 BLOCK DIAGRAM AND HOW IT WOFKS I nn nrnna 5 REPAIR GUIDE M 5 9 APPIKCATIONEXANIPIES Uu u u u u eege ege Eege 16 SUPPRESSING CROSSTALK IN MULTFMIC APPLICATIONS nana 16 REDUCING BACKGROUND NOISE nenne nnne nnne nnne nnn 17 REDUCING FEEDBACK IN MICROPHONES WITH HIGH COMPRESSION sene 17 JD TECHNICAL SIP ATIKONS REENEN 18 IL WAR TC H KEE 19 UN QUADNOISEGATE wn 3 1 INTRODUCTION Congratulations on your purchase of the ALTAIRnoise gate NG 440 Our dilated experience in the design and manufacture of effect processing equipment had led to us to carry outthis noise gate of great performances There is a lotthe characteristics that make of the ALTAIR NG 220 one of the most highlighted of the audio professional market here enumerated some The ALTAIR NG 440 incorporates in a compact unit four identical full featured Noise Gate sections The device consists basically in an open close switch activated by a user selectable Threshold level Both open close transition and background noises in SHUT state are optimised to guarantee a transparent click free ope
10. ains voltage to which itis going to connect the unit in normal position not inverted QUAD NOISE GATE Noise gate setup to 115 V SELECTED MAINS E VOLTAGE lt 32 Noise gate setup to 230 V SELECTED MAINS VOLTAGE 5 Make sure that the fuse is right one for the selected voltage FUSE 230V 50 60 Hz FUSE IBV 50 60 Hz NOTE The fuseholder provide a place for spare fuse CAUTION Always make sure upon changing the fuse that this is the adequate for the selected mains voltage TIA for 15V and T0 5A for 230V CONNECTING TO THE MAINS The connection of the noise gate power supply to the mains takes place by a standard cord included in the box Q Make sure that the unit power switch is atO position turned off Insert the female I E C connector of the tripolar cable into the unit power supply male connector placed atthe rear panel 3 Insert the male connector of the tripolar cable into the mains plug Turn on the unit power switch In that moment the ACTIVITY LED indicator red or green of the noise gate section snuron will light indicating that the unit is turned on CAUTION Make sure that the mains voltage is the correctas well as their fuse Is the adequate INPUT CONNECTION The noise gate input signals is carried out through two XLR 3 31female connectors and two JACK Ya wired internally in parallel mode one per each channel The input connections are balanced with a n
11. dth avoiding false gating ge e The high pass filter HP can vary between 30 Hz to 4 KHz and the low pass filter can vary between 200 Hz and 20 KHz allowing an adjustment in all the audible band The lateral filters filter the signal that will arrive to the noise gate detector O d STEREO Like starting point itis convenient adjust both filters of both channels master and slave with the same settings since the control on both channels is obtained by the two signals trigger average THRESHOLD CONTROL The threshold control allows setup the level above the signal will pass unchanged through the noise gate If the level is bellow this threshold the noise gate will be decreasing the input signal gain The threshold control can vary between 50 and 20 dBu ATTACK TIME SWITCH The noise gate attack time is defined as the delay in the noise gate opening allow to pass the signal unchanged when a signal rise above the threshold level set up With the ATTACK switch depressed the noise gate attack time will be configured in ATTACK AUTO mode In this mode the noise gate detector adapts the attack time to the input program content allowing an easy and quick noise gate adjustment on the part of the user With the ATTACK switch pressed the noise gate attack time will be configured in FAST mode In this mode the attack time is very fast saving the signal rise edge Therefore in this mode the noise gate adjustment is more dif
12. ed circuits connectors etc for which itis recommended to use a good desoldering station Next paragraphs details some of the most frequent fixes as a guide to the qualified technical service helping to repair unit Q If a fuse break due to a mains transient or when the unit has been connected accidentally to 380 line voltages replace it with the same ratings as described before If it breaks again check the overvoltage protections placed on the voltage selector If broken substitute them by an equivalent part 130 volts VARISTOR lf the power supply fails itis necessary to check the rectifier bridge 050 the filter capacitors C50 C51 C52 and C53 and the regulators 050 and U51 Keep in mind that if the unithas been turned on the regulators heatsinks could be hot with the rising danger of burns Upon changing the damaged element it is necessary to ascertain that no element is overheating in the main board since this can be origin of the problem The potentiometers have a limited live span they could become dirty and produce noise upon moving them Itis important that you don t use sprays cleaners over the potentiometers since they can become damaged shortly We recommended cleaning it by compressed air only In order to change a potentiometer the unit must be opened Care must be taken when removing the bottom cover as the line transformer is attached to it To remove the front panel extract all five visible screw
13. ficult RELEASE TIME CONTROL The noise gate hold time is defined as the delay in the noise gate closing decreasing the input signal gain when a signal drop the threshold level setup The release time begins after the hold time and ends when the gain reduction s adjusted with the RANGE switch is achieved RELEASE The release time control adjust the noise gate release time between 10 msg and 2 sg and at the same time setup a hold tme according with the release time adjustment RANGE SWITCH The range switch determines the amount of gain reduction produced in the program Q signal when the noise gate is close With this switch depressed the program gain reduction will be 80 dB and with this switch pressed the program gain reducton will be 20 dB In most of the applications itis preferable use the 20 dB range that although it don t produce a total gate and introduce less adverse effects when signals with much noise floor are processed BYPASS SWITCH When we press this noise gate bypass switch the noise gate will be disabled and the prs controls and switched won tbe operative The activity LED s continue working indicating our Lig setup butthe program signal will pass unchanged through the noise gate GAIN REDUCTION VUMETER The gain reduction produced by the input signal compression it is indicated in 32 5 09 6 4 2 dB this vumeter allowing us in all moment the visualisation of the compressor action This
14. nal that will trigger the noise gate Adjust the noise gate THRESHOLD so that the threshold level remain lower than the minimum signal produced by the instrument and higher than the crosstalk signals of the adjacent instruments this maybe is the most delicate step Lastly adjust the noise gate RELEASE so that the instrument overall sound character will be retained REDUCING BACKGROUND NOISE In applications that have a high background noise recording plate noise guitars and bass amplifiers noise broadcast applications with a wide auditory and multiple microphones etc could be eliminated with the noise gate Adjust the noise gate HP and LP KEY FILTERS in vocal applications in the voice frequency range in applications with bass or guitar covers the instrument bandwidth in full range applications leave the filters full range so that the noise gate Is only triggered with the sound of the instrument that we wantto gate Use the SIDE TEST function to monitor the signal that will trigger the noise gate Adjust the noise gate THRESHOLD so that the threshold level remain lower than the minimum signal produced by the instrument and higher than the noise background signals this maybe is the most delicate step Lastly adjust the noise gate RELEASE so that the instrument overall sound character will be retained REDUCING FEEDBACK IN MICROPHONES WITH HIGH COMPRESSION In stage microphones for voice treatment if the signal is high comp
15. ominal impedance of 10 5 unbalanced The next list shows the input pins correspondence as A E S recommendation practice e lt RING lt SLEEVE JACK 1 4 TP HOTH The input connection depends on two factors the first is the type of input signal balanced or unbalanced and the second the ground configuration of the sound source floating or ground referenced The next pictures shows some of the different possibilities of connection relying on the type of input signal balanced or unbalanced and according to the ground configuration of the equipment floating or ground referenced In the next diagrams we use the following symbols Y Sound source with mains cord without ground connection e Sound source with mains cord with ground connection 2 J Sound source with the EARTH LINK OFF db Sound source with the EARTH LINK ON UNBALANCED INPUT This type of connection will be used when the sound source doesn t provide balanced output When possible employ the connection type 1 1 Using twin lead shielded cable SOURCE SOURCE A eese QUAD NOISEGATE D Using single conductor shielded cable SOUND SOURCE SOUND SOURCE SOUND SOURCE OUTPUT CONNECTION The noise gate output signal is carried outthrough four XLR 3 32 male connectors and four JACK 1 4 wired internally in parallel mode one per each channel The
16. outputs are balanced with a m QUAD NOISE GATE nominal impedance of 100 Q The next list shows the input pins correspondence as A E S recommendation practice The output connection depends on two factors the first is the type of input signal balanced or unbalanced and the second the ground configuration of the sound destination unit floating or ground referenced The next pictures shows some of the different possibilities of connection relying on the type of output signal balanced or unbalanced and according to the ground configuration of the equipment floating or ground referenced In the next diagrams we use the following symbols Y Sound destination unit with mains cord without ground connection y Sound destination unit with mains cord with ground connection q Sound destination unit with the EARTH LINK OFF Sound destination unit with the EARTH UNK ON UNBALANCED OUTPUT This type of connection will be used when the sound destination unit doesn t provide a balanced input When possible employ the connection type 1 Using twin lead shielded cable SOUND DESTINATION UNIT Ground referenced sound destination unit SOUND DESTINATION UNIT Mm QUAD NOISEGATE 2 Using single conductor shielded cable A Floating sound destination unit s gt or n See ee eee ee eee eee eee ee e MN V SOUND DESTINATION UNIT D Tee ee ee eee eee eee
17. ration for High End Professional Audio applications Stereo switches between Sections 1 2 and Sections 3 4 adapts the unit to Quad Dual Stereo or mixed program materials by tracking gate timing and Gain Reduction parameters from both channels ata time from CH 1panel controls only This ensures that both gates are opened and closed simultaneously avoiding Stereo Image loss Dedicated filters are provided to Trigger the gate only by the desired instrument avoiding false gating Test monitoring of the filtered signal is available to set up the gate effect by ear Front panel Attack and Release time parameters are included for optimal sound reconstruction or for special effects creations Background stage noises are easily removed enhancing instrument control and mixing operation Spatial image of the sounds becomes more noticeable Applications include sound reinforcement drum or vocal gating studio mic processing and effectively noise reduction for almost any audio signal path by way of expanding the dynamic range Ease of operation compact size and full specs converge in the Altair NG 440 to make ita new member of your effects processing rack Naturally you wantto use your noise gate butbefore beginning is importantthat you read this manual This manual will help you to install and use your new noise gate It is very important that you read it carefully mainly the paragraphs marked as NOTE PRECAUTION and DANGER for your secu
18. ressed upon taking place a pause in the signal the compressor automatically increases their gain upon falling the signal below the compression threshold it stop compressing the signal and it could give rise to feedbacks The noise gate could be used in order to eliminate these feedbacks Upon introducing the noise gate in the signal path ifa pause in the sign takes place and falls below the noise gate threshold the noise gate will reduce the gain compensating the increase of gain due to the compressor for what the feedback won t take place With the attack time switch in AUTO and the range switch in 80 dB it could use configured to 20 dB if you are wanted to simplify the adjustment adjust the noise gate threshold so that mute the microphone when the signal pauses take place this maybe is the most delicate step Lastly adjust the noise gate RELEASE so that the overall sound character will be retained d QUADNOISEGATE g JD TECHNICAL SPECIACATIONS TECHNICAL SPECIHCATIONS e XLR 3 3land JACK 24 NPUT IMPEDANCE e THD N 0 0396 0 dBu 20 Hz 20 KHz e IMD lt 0 03 0 dBu 20 Hz 20 KHz Better than 96 dBu 20 Hz 20 KHz unweighted Unity gain Gate in By pass Better than 98 dBu 20 Hz 20 KHz unweighted Unity gain Gate in SHUT state DIMENSIONS e 483x44x160 mm 19 x OPCIONES e Plastic or metal key protected security cover NOTE Technical specifications subject to variation witho
19. rity Save the original packing you can re use itto transportthe unit NEVER SHIP THE ALTAIR NG 440 WITHOUT ITS ORIGINAL PACKING ur kri HOLIMS VNC OREAIS T3 HOLIMS YEMOd O33315 ION WHIJW NA NIVO LLL HOLIMS 39NVH ry NOWINGIY NIVO ge SE e eg HOLIMS INIL SIDVLLV a OH NOD diNIL EIER Q SG d Tome HOLIVS SSVAA CHOHSSYHL SCHIALINIDY 0 n 4 KR de 2002 Ab a OF e STOuLNOO AA dl ANY dH O Q H LMS YOLINOW ISAL E 1531 3015 H H al o TI pre ee EE air gga gn D apo gi 0 ep daf HL EE er gt Ca yt 3iVO JSION e E ae Sinn lt Im 353138 OUR oze o ER HL ER gt 00 Apra yo 6 gg SHE po 02 502 a Or 2 Ott 5ON Cen c DN 22 gn Fipa T Ke 22 8 REE jn gt e e Ou YH inom SSC ei 3015 let epp Ze mac SECH mm et uge om 210315 EE NO 100 em GE 1531 mg BNVd INS uonoes buipuodsauoo ul PUY JIAA no wU Jo euo yes Jo Uoyeuejdxe pue uondins p SUL esiou ANOA ui DUU pino no siapasuuo gt pue sjonuoo saya ms au ale SSOUL StHOLSINNOO SLNSINLLSN SIOHLNOO SSHOLIMS Z 119 3SION GVNO WA NOW GINV 1 TIX SHOLDINNOO IWNDS _LNdN
20. rols more securely than with the plastic security cover For this extra protection itis available an all metallic and lockable security cover This option cover fits into the four rack holes of the unit and includes rear nut bars allowing the installation as a stand alone unit This cover prevents also from unauthorised extraction of the unit when rack mounted 7 BLOCK DIAGRAM AND HOW IT WORKS In the following shows the noise gate block diagram Itis draw the channel 1 since the others channel 2 3 and 4 are identical they are simplified only the options are shown BLOCK DIAGRAM NOISE GATE BY PASS STEREO CH2 GAIN REDUCTION dB BAL UNBAL 3 CT INPUT CHI SIDE TEST UNBAL BAL OUT Jet es CH2 CH3 AND CHA AS SHOWN In the input stage we have XLR and JACK connectors wired internally in parallel for the input Signal Following the signal is electronically unbalanced and crosses the HP and LP noise gate key filters At the same time the sign crosses the noise gate controlled by their detector and their corresponding BYPASS switch The noise gate act on the GAIN REDUCTION vu meter in order to indicate the gain reduction made on the input signal In the output stage we were the output level adjustment and the SIDE TEST switch that upon pressing get the output directly of the noise gate HP and LP KEY FILTERS In the SIDE TEST output is gotten the output level vu meter reference and later the signal is balanced and
21. s The sub panel behind the front panel is joined to the chassis by four screws located in the chassis sides and by the potentiometers Special care must be taken when re install the front panel because some delicate parts as the LED lamps must be introduced in small panel holes and itis a not easy operation Normally the signal reductions in the unit are produced by three causes the LEVEL potentiometers the unbalanced circuit and the electronic balanced one In the unbalanced and electronic balanced circuits a signal reduction around 6 dB reveals that one halves of the circuit has any trouble The LEVEL potentiometers failures gives also sudden random signal reductions as well as Swinging signals 9 APPLICATION EXAMPLES SUPPRESSING CROSSTALK IN MULTI MIC APPLICATIONS The most frequent application of a noise gate Is the elimination of unwanted crosstalk between microphones during recording and playback mainly in the drum sounds because here several microphones closely positioned next to each other By this reason itis desirable to gate each microphone in order to avoid the crosstalk in adjacent microphones In order to begin itis important the microphones placement so that they capture the minor possible signal of the adjacent instruments Once placed adjust the noise gate HP and LP KEY FILTERS so that the noise gate is only triggered with the sound of the instrument that we want to gate Use the SIDE TEST function to monitor the sig
22. tos espec ficos de reciclaje para aparatos electr nicos de pa ses de la Uni n Europea Recomendamos el reciclaje de nuestros productos Si tiene alguna consulta p ngase en contacto con su Distribuidor Information based on European Union WEEE Directive 2002 96 EC Informaci n basada en la Directiva de la uni n europea RAEE 2002 96 EC y el Real Decreto 208 2005 di m y Er A d EQUIPOS EUROPEOS ELECTR NICOS S A L Sas LJ e Fi a Be Avda de la Industria 50 28760 TRES CANTOS MADRID SPAIN V s ng MEE A AA Si ars Wo CAS 34 91 761 65 80 5 34 91 804 43 58 Gat laltair altairaudio com www altairaudio com
23. ut previous notice 11 WARRANTY This unit is warranted by Equipos Europeos Electr nicos to the original user against flaws in the manufacturing and in the materials for a period of one year starting from the date of sale Flaws due to wrong use of the unit internal modifications or accidents are not covered by this warranty There is no other warranty expressed or implicit Any faulty unit must be sent to the dealer or the manufacturer The serial number of the unit must be included with any requestfor the technical service Equipos Europeos Electr nicos reserves the right to modify the prices or the technical specifications without notice EQUIPOS EUROPEOS H ECTR NICOS S A L Avda de la Industria 50 28760 TRES CANTOS M ADRID SPAIN DCH 29 34 104 32 65 434 1804 4358 if attairgaltairaudio com www altairaudio com 20 QUAD NOISE GATE European Union Waste Electronics Information Uni n Europea Informaci n sobre residuos electr nicos Waste from Electrical and Electronic Equipment WEEE directive The WEEE logo signifies specific recycling programs and procedures for electronic products in countries of the European Union We encourage the recycling of our products If you have further questions about recycling contact your local sales office Directiva sobre Residuos de Aparatos El ctricos y Electr nicos RAEE El logotipo de la Directiva RAEE se refiere a los programas y procedimien
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