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competition Power amplifiersOperation & Installation
50.
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Page 1: ...punchcompetition Power amplifiers Operation Installation 50 1 50 2 c a r a u d i o fanatics for power power new chrome heatsink ...
Page 2: ...eserves nothing but the best To add the finishing touch to your new fanatic image order your Rockford Fosgate wearables which include everything from T shirts and jackets to hats and sunglasses To get a free brochure on Rockford Fosgate products and Rockford wearables please call 602 967 3565 or FAX 602 967 8132 For International orders FAX 001 1 602 967 8132 or call 001 1 602 967 3565 The serial ...
Page 3: ...ernational Information 49 GE T T I N G STA RT E D Welcome to Rockford Fosgate This manual is designed to provide information for the owner salesperson and installer For those of you who want quick information on how to install this product please turn to the Installation section of this manual or refer to the icons listed below Other information can be located by using the Table of Contents We at ...
Page 4: ...50 series use Rockford s innovative technologies for awesome sound quality reliable performance and high output power into low impedances This can be beneficial for serious competition vehicles PUNCH AMPLIFIER ACCESSORY PACK The accessory pack shipped with the 50 series Power amplifiers include the mounting hardware necessary to secure the amplifier to the vehicle and to attach the end caps to the...
Page 5: ...rans impedance stage current to voltage converter to achieve a short loop fast negative feedback The output stage is driven cooperatively by a transconductance stage voltage to current converter THE RESULT Superior sound quality greater efficiency and higher reliability DIAMOND Dynamically Invariant AMPlification Optimized Nodal Drive DIAMOND Dynamically Invariant AMplification Optimized Nodal Dri...
Page 6: ...THE RESULT Less connections improved reliability shorter signal paths superior signal to noise ratio and awesome sonic performance XCard Internal Crossover The Power amplifiers utilize internal active crossovers These crossovers have many performance advantages such as using discrete components for exact frequency adjustments which are far superior to potentiometers Additionally the XCard can be c...
Page 7: ...ut MOSFETs to safe values but only when absolutely needed THE RESULT Extremely fast protection system that always protects the amplifier and never degrades the sound MOSFET Devices Metal Oxide Semiconductor Field Effect Transistor RockfordFosgateisoneofthefewmanufacturersinanyofthesoundcommunitiestoutilizeMOSFETdevicesinboththepower supply and the output stages MOSFET Metal Oxide Semiconductor Fie...
Page 8: ...erminal This gold plated spade terminal is used for the AP auto power or remote turn on of the Punch 50 2 Power amplifier 6 RCA Input Jacks The industry standard RCA jack provides an easy connection for signal level input They are gold plated to resist the signal degradation caused by corrosion 7 Balanced Line Input This input will allow the balanced inputs to be used in conjunction with the Punch...
Page 9: ...g These internal switches allow the crossover to be distributed to the amplifier and Pass Thru in many different configurations 15 Audiophile Bypass One of the crossover switching configurations allows the internal crossover circuit to be bypassed maintaining Audiophile sound quality due to a shorter signal path 16 LED Power Indicator The LED gives a visual indication of the status of the amplifie...
Page 10: ...pability of the amplifier 5 REM Terminal This gold plated spade terminal is used for the AP auto power or remote turn on of the Punch 50 1 Power amplifier 6 RCA Input Jacks The industry standard RCA jack provides an easy connection for signal level input They are gold plated to resist the signal degradation caused by corrosion 7 Summed Stereo Mono Switch This switch is used to select whether 1 or ...
Page 11: ...les you to select a 12dB per octave slope or 24dB per octave slope for the internal crossover When switched to 0dB the internal crossover circuit can be bypassed maintaining Audiophile sound quality due to a shorter signal path 13 LED Power Indicator The LED illuminates when the unit is turned on 8 ROCKFORD CORPORATION MADE IN THE USA High Pass HP LP Low Pass HP LP Full Range FU LL 50 1 AMPLIFIER ...
Page 12: ...assembly we suggest you run all wires prior to mounting your amplifier in place 4 Route all of the RCA cables close together and away from any high current wires 5 Use high quality Connecting Punch accessories for a reliable installation and to minimize signal or power loss 6 Think before you drill Be careful not to cut or drill into gas tanks fuel lines brake or hydraulic lines vacuum lines or el...
Page 13: ...the amplifier to cool itself If you are going to mount the amplifier under the seat of the vehicle you must have at least 1 2 54cm of air gap around the amplifier s heatsink Mounting the amplifier with less than 1 2 54cm of air gap around the heatsink in the passenger compartment will not provide proper cooling and will severely affect the performance of the amplifier and is strongly not recommend...
Page 14: ...he ground connection Strip 5 8 of insulation from the end of the cable as described above and connect to the appropriate terminal of the amplifier Prepare the chassis ground by scraping any paint from the metal surface and thoroughly clean the area of all dirt and grease Strip the other end of the wire and attach a ring connector Fasten the cable to the chassis using a non anodized screw and a sta...
Page 15: ...ossover components are used in multiple speaker systems the crossover s effect on the overall impedance should be taken into consideration along with the speaker s impedance when determining amplifier loads a d v a n c e d O p e r a t i o n 11 After the final inspection is complete install the power fuse and enjoy listening During the initial listening period you may need to fine tune any phasing ...
Page 16: ... 800µF 6 2mH 400µF 12mH 200µF 130 2 4mH 600µF 4 7mH 300µF 10mH 150µF 200 1 6mH 400µF 3 3mH 200µF 6 8mH 100µF 260 1 2mH 300µF 2 4mH 150µF 4 7mH 75µF 400 8mH 200µF 1 6mH 100µF 3 3mH 50µF 600 5mH 136µF 1 0mH 68µF 2 0mH 33µF 800 41mH 100µF 82mH 50µF 1 6mH 26µF 1000 31mH 78µF 62mH 39µF 1 2mH 20µF 1200 25mH 66µF 51mH 33µF 1 0mH 16µF 1800 16mH 44µF 33mH 22µF 68mH 10µF 4000 08mH 20µF 16mH 10µF 33mH 5µF 60...
Page 17: ... the arrow toward the socket terminals inside the amplifier Firmly but carefully plug the card into the socket CUSTOMIZING THE XCARD 7234 fo 3386 fo R in kΩ for 047mf cap R in kΩ for 022mf cap 1 2πfoc The crossover point can be altered by changing the 4 resistor values Use the following formula to select the appropriate resistor value to be placed on the XCard Low Pass Full Range High Pass FULL HP...
Page 18: ...87kΩ 287kΩ 30Hz 237kΩ 237kΩ 35Hz 205kΩ 205kΩ 40Hz 178kΩ 178kΩ 45Hz 162kΩ 162kΩ 50Hz 143kΩ 143kΩ 55Hz 130kΩ 130kΩ 60Hz 121kΩ 121kΩ 65Hz 110kΩ 110kΩ 70Hz 102kΩ 102kΩ 75Hz 95 3kΩ 95 3kΩ 80Hz 90 9kΩ 90 9kΩ 85Hz 84 5kΩ 84 5kΩ 90Hz 80 6kΩ 80 6kΩ 200Hz 35 7kΩ 35 7kΩ 300Hz 23 7kΩ 23 7kΩ 400Hz 17 8kΩ 17 8kΩ 500Hz 14 3kΩ 14 3kΩ 600Hz 12 1kΩ 12 1kΩ 700Hz 10 2kΩ 10 2kΩ 800Hz 9 9kΩ 9 9kΩ 900Hz 86kΩ 86kΩ 1 0kHz...
Page 19: ...turn on lead of source unit Connect to B of battery with a 40 amp fuse Connect to chassis ground of vehicle Dual B Dual GND Less than 18 1 0 t h e c o n n e c t i n g 1 farad 20 VDC 95 C 1 0 c a p punch REM Power Connect to remote turn on lead of source unit Connect to B of battery with a 40 amp fuse Connect to chassis ground of vehicle Dual B Dual GND Less than 18 Optional energy storage capacito...
Page 20: ...ded for proper stereo mono operation RCA inputs are connected to both left and right channels Signal Input Switch selected to Unbalanced for RCA input Left Phase Switch set to 0 Right Phase Switch set to 0 Gain for left and right channels operate independently Impedance for each channel should be 1Ω minimum XCard can be High Pass Low Pass or Full Range position Stereo Mono Operation Stereo Operati...
Page 21: ... Input Switch to Unbalanced for RCA input Left Phase Switch at 0 Right Phase Switch set to E Z Bridge for the following to occur L Mono RCA input to drive both the left and right channels Left Gain will control both the left and right channels Right Phase will be inverted 180 which will allow the bridged woofer to operate correctly Impedance for bridged channel should be 2Ω minimum XCard is in the...
Page 22: ...ss Thru in many different configurations The orientation of both switches configure the distribution pattern to where the crossover signal will be routed I N S T A L L A T I O N P O W E R 50 2 Low Pass Full Range High Pass HP LP HP LP FULL XCard Options XCard 1 XCard 2 Amplifier Pass Thru Amplifier Amplifier XCard 1 XCard 2 XCard 1 XCard 2 Bridging Note The Punch 50 2 can be bridged in many config...
Page 23: ...plifier The XCards do not need to be inserted to allow the 50 2 or Pass Thru to operate I N S T A L L A T I O N Audiophile Bypass as it affects the output of the 50 2 and Pass Thru Unbal Pass Thru Bal Input 0 180 EZ 180 0 Bridged Gain Gain Bal 20Hz 20kHz Full Range 20Hz 20kHz Full Range 20Hz 20kHz Full Range Speaker L Speaker R R L R L Mono AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch ...
Page 24: ...Thru Bal Input 0 180 EZ 180 0 Bridged Gain Gain Bal 20Hz 20kHz 12dB Octave High Pass 80Hz 20Hz 20kHz 12dB Octave High Pass 80Hz 20Hz 20kHz 12dB Octave Low Pass 80Hz Speaker L Speaker R R L R L Mono AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD RDM DISC ST P SCN LOUD DSPL R CLOCK ILLUM PWR AUTO VOL TUNE XCard 1 XCard 2 250x22 XCard Pass Thru XCard HP LP ...
Page 25: ...h maintains signal integrity resulting in a better sounding amplifier XCard 1 does not need to be inserted to allow the 50 2 to operate I N S T A L L A T I O N Unbal Pass Thru Bal Input 0 180 EZ 180 0 Bridged Gain Gain Bal 20Hz 20kHz Full Range 20Hz 20kHz Full Range 20Hz 20kHz 12dB Octave Low Pass 80Hz Speaker L Speaker R R L Mono R L AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD...
Page 26: ...cies are available from your Authorized Rockford Fosgate Dealer See page 40 Note One XCard inserted HP other XCard inserted LP 20Hz 20kHz 24dB Octave High Pass Unbal Pass Thru Bal Input 0 180 EZ 180 0 Bridged Gain Gain Bal 20Hz 20kHz Full Range 20Hz 20kHz 24dB Octave High Pass Speaker L Speaker R R L Mono R L AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD RDM DISC ST P SCN LOUD DS...
Page 27: ... been proven effective in studio installation where long cable runs and magnetic fields make maintaining signal integrity difficult 24 USING THE 50 2 BALANCED LINE INPUTS Signal Input Switch to Balanced for Balanced Line Input Gain for Left and Right channels set to minimum CAUTION You must turn the gain controls to minimum when using the Balanced Line Transmitter If the input gains need to be adj...
Page 28: ... Voltmeter connected to RCA shield of BLT AC Voltmeter connected to test pad inside the BLT Adjust BLT Gain from 2 9 VRMS min to 9 3 VRMS max per test pad see chart below Be sure the time index reads greater than 30 seconds on source unit Absence of gain overlap will reduce SPL and may not permit amplifier to reach full output power due to various CD software Gain Overlap BLT Output AC Volts Perfo...
Page 29: ...energy storage capacitor Connect to remote turn on lead of source unit Connect to chassis ground of vehicle REM Dual B Dual GND Connect to B of battery with a 40 amp fuse 50 1 INSTALLATION 26 50 1 Power Connections Option 1 50 1 Power Connections Option 2 Keep ground connections as close to each other as possible Less than 18 Less than 18 Keep ground connections as close to each other as possible ...
Page 30: ... input Phase Switch set to 0 Impedance should be 1Ω minimum XCard can be set for High Pass Low Pass or Full Range I N S T A L L A T I O N R Pass Thru L Pass Thru Power Gain X Over 24dB 12dB 0dB L R L Mono RCA Inputs 0 180 RCA Input 1Ω minimum Speaker L Mono R ...
Page 31: ...an be set for High Pass Low Pass or Full Range Stereo Operation using two Punch 50 1 Power Amplifiers I N S T A L L A T I O N 1Ω minimum RCA Input L R 1Ω minimum R Pass Thru L Pass Thru Power Gain X Over 24dB 12dB 0dB L R L Mono RCA Inputs 0 180 Speaker L Mono R R Pass Thru L Pass Thru Power Gain X Over 24dB 12dB 0dB L R L Mono RCA Inputs 0 180 Speaker L Mono R 50 1 1 50 1 2 ...
Page 32: ... for bridged channel should be 2Ω minimum XCard 50 1 1 2 set to Full Range Passive crossovers are needed for proper stereo mono operation Stereo Mono Operation I N S T A L L A T I O N RCA Input L R R Pass Thru L Pass Thru Power Gain X Over 24dB 12dB 0dB L R L Mono RCA Inputs 0 180 Speaker L Mono R 1Ω minimum high frequency 2Ω minimum low frequency Speaker Terminal Speaker Terminal R Pass Thru L Pa...
Page 33: ...or bridged channel should be 2Ω minimum XCard 50 1 1 2 set to identically as High Pass Low Pass or Full Range I N S T A L L A T I O N 50 1 2 50 1 1 RCA Input Power Gain X Over 24dB 12dB 0dB L R L Mono RCA Inputs 0 180 Speaker L Mono R 2Ω minimum Speaker Terminal R Pass Thru L Pass Thru R Pass Thru L Pass Thru Power Gain X Over 24dB 12dB 0dB L R L Mono RCA Inputs 0 180 Speaker L Mono R Speaker Term...
Page 34: ...put only The XCard does not need to be inserted to allow the 50 1 to operate Audiophile Bypass the 50 1 I N S T A L L A T I O N 20Hz 20kHz Full Range Power Gain X Over 24dB 12dB 0dB L R L Mono RCA Inputs 0 180 Speaker R Pass Thru L Pass Thru L Mono R XCard XCard not required 20Hz 20kHz Full Range AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD RDM DISC ST P SCN LOUD DSPL R CLOCK IL...
Page 35: ...I N S T A L L A T I O N 20Hz 20kHz Full Range Power Gain X Over 24dB 12dB 0dB L R L Mono RCA Inputs 0 180 Speaker R Pass Thru L Pass Thru L Mono R XCard LP 20Hz 20kHz 12dB Octave Low Pass AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD RDM DISC ST P SCN LOUD DSPL R CLOCK ILLUM PWR AUTO VOL TUNE ...
Page 36: ...ignal is routed through the XCard twice I N S T A L L A T I O N 20Hz 20kHz Full Range Power Gain X Over 24dB 12dB 0dB L R L Mono RCA Inputs 0 180 Speaker R Pass Thru L Pass Thru L Mono R XCard LP 20Hz 20kHz 24dB Octave Low Pass AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD RDM DISC ST P SCN LOUD DSPL R CLOCK ILLUM PWR AUTO VOL TUNE ...
Page 37: ...4Ω 80Hz HP 80Hz HP 80Hz LP 80Hz LP PWR 14X TX 4183 TX 4183 18dB octave HP 3kHz 20kHz 18dB octave HP 3kHz 20kHz 24dB octave HP 80Hz 20kHz RFR 1410 4Ω PWR 14X PWR 54 4Ω PWR 14X TX 4183 TX 4183 24dB octave LP 20Hz 80Hz 24dB octave HP 80Hz 20kHz AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD RDM DISC ST P SCN LOUD DSPL R CLOCK ILLUM PWR AUTO VOL TUNE ...
Page 38: ... 4Ω PWR 14X PWR 54 4Ω 80Hz HP 80Hz HP 80Hz HP 80Hz HP PWR 14X TX 4183 TX 4183 PWR 14X 80Hz LP XCard 18dB octave HP 3kHz 20kHz 18dB octave HP 3kHz 20kHz 24dB octave HP 80Hz 20kHz 20Hz 80Hz 24dB octave LP 24dB octave HP 80Hz 20kHz TX 4183 TX 4183 bridged amp bridged amp AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD RDM DISC ST P SCN LOUD DSPL R CLOCK ILLUM PWR AUTO VOL TUNE ...
Page 39: ... 54 4Ω PWR 14X PWR 54 4Ω 80Hz HP 80Hz HP 80Hz HP 80Hz HP PWR 14X TX 4183 TX 4183 PWR 14X 18dB octave HP 3kHz 20kHz 18dB octave HP 3kHz 20kHz 24dB octave HP 80Hz 20kHz 20Hz 80Hz 24dB octave LP 24dB octave HP 80Hz 20kHz TX 4183 TX 4183 bridged amp bridged amp RFR 1410 4Ω P T P T P T 80Hz LP for all 4 rear amps 80Hz LP XCard AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D SCN DIM AMFM Ch RPT LD RDM DISC ST ...
Page 40: ...810 3k HP 3k HP 12dB octave BP 400Hz 3kHz 24dB octave HP 3kHz 20kHz 400Hz HP 3k LP Front Left Front Right P T P T P T P T P T P T P T 80Hz LP XCard 400Hz HP 3k LP 80Hz HP 400Hz LP 80Hz HP 400Hz LP 12dB octave BP 400Hz 3kHz 24dB octave HP 3kHz 20kHz 24dB octave LP 20Hz 80Hz 24dB octave LP 20Hz 80Hz 12dB octave BP 80Hz 400Hz 12dB octave BP 80Hz 400Hz RFR 1810 AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE D...
Page 41: ...able for Rockford Fosgate products that offer a balanced input 38 ATTENTION We recommend your Authorized Rockford Fosgate Dealer install your new accessory BALANCED LINE TRANSMITTER INPUT L R BALANCED LINE OUTPUT LED L Mono 180 0 Phase 0 180 R Gain Pass Thru R Gain Balanced Input L L Bass EQ EZ Bridged Pass Thru R Speaker L Speaker R NOISE Unbalanced Balanced AUD SEL 1 2 3 4 5 6 RDM RPT SCAN PAUSE...
Page 42: ...d by amplifiers to reproduce musical transients The capacitors also have the natural ability to filter AC ripple caused by the alternator reducing the chance of noise in the system The capacitors are available in a variety of values and will maximize both the sound quality and performance that Rockford Fosgate amplifiers can deliver ATTENTION We recommend your Authorized Rockford Fosgate Dealer in...
Page 43: ... Check switch position and correct as neces sary Checksignal speakerwiring andleftchan nel phase selection installation and correct as needed Check crossover switches and XCard posi tions and repair or replace as necessary Disconnect existing speakers and test with known working speakers and wires If am plifier plays check and repair wiring and installation of speakers as necessary Disconnect exis...
Page 44: ...properly in crossover slots Disconnect input signal to amplifier and turn amplifier on and off If noise is elimi nated connect REM lead of amplifier to source unit with a delay turn on module Use different 12 volt source for REM lead of amplifier i e battery direct If noise is eliminated use relay to isolate amplifier from noise turn on output Check connections substitute with known working source...
Page 45: ...ystem with known working source and repair or replace original source as needed Check crossover switches and XCard posi tions and repair or replace as necessary Check the alternator battery fuse or circuit breaker and power and ground wiring and repair as necessary Check connections substitute with known working amplifier or cables and repair or replace as needed Low or distorted output from the P...
Page 46: ...y here A If still noisy substitute a small test speaker with short leads for the speakers crossovers and speaker leads in the car If still noisy substitute an isolated power supply 120 VAC to 13 8 VDC bench supply or a small motorcycle battery for the car s alternator If the amplifier is noisy with the test speaker you have a BAD amp Send it in It really doesn t matter if it is quiet or noisy whil...
Page 47: ... will feed the switching power supplies of your amps and minimize the inductive losses in your power wiring Plus they will help your peak system response In problem cases we highly recommend the use of twisted pair cable rather than coaxial cable for RCA leads This practice will greatly minimize cable induced noise especially in four channel amps Don t forget that your system is only as good as it...
Page 48: ...r s impedance is dynamic Itisconstantlychanginginvalue dependentuponthefrequencyoftheinputsignal Therefore measuringpowerwiththeamplifier loaded into a 4 ohm resistor is not the same as measuring power with the amplifier connected to a 4 ohm speaker Most people do not listen to music through a resistor A 4 ohm speaker may experience a drop in impedance 4 6 times lower than its nominal printed impe...
Page 49: ...uous power bridged into a 2Ω load from 20 20 000Hz with less than 0 3 THD 200 Watts Common Mode Rejection Ratio CMRR Typically 40dB Signal to Noise Ratio 100dB A weighted Frequency Response 20Hz 20 000Hz 0 5dB Bandwidth 10Hz 250kHz 3dB Damping Factor 4Ω at output connector 200 Slew Rate 50V ms IM Distortion IHF 0 05 Input Impedance 20k Ohms Source Unit Compatibility 15dB gain overlap 28V max input...
Page 50: ... Power amplifiers in the same system into a 2Ω load from 20 20 000Hz with less than 0 3 THD 400 Watts Signal to Noise Ratio 100dB A weighted Frequency Response 20Hz 20 000Hz 0 5dB Bandwidth 10Hz 250kHz 3dB Damping Factor 4Ω at output connector 200 Slew Rate 50V ms IM Distortion IHF 0 05 Input Impedance 20k Ohms Source Unit Compatiblity 15dB gain overlap 28V max input Input Sensitivity 0dB gain ove...
Page 51: ...amage caused by accident abuse improper operations water theft 2 Any cost or expense related to the removal or reinstallation of product 3 Service performed by anyone other than Rockford or an Authorized Rockford Fosgate Service Center 4 Any product which has had the serial number defaced altered or removed 5 Subsequent damage to other components 6 Any product purchased outside the U S 7 Any produ...
Page 52: ...I N F O R M A T I O N I N T E R N A T I O N A L 49 ...
Page 53: ...UCCIÓN UBICACIÓN DE LOS AMPLIFICADORES Maletero Monte el amplificador vertical con las altas de refrigeración de arriba a abajo Es el método correcto para asegurarse la máxima disipación de calor Habitáculo El amplificador montado en el habitáculo funcionara bien en la medida en que se le proporcione ventilación suficiente para refrigerarse Si piensa en montarlo debajo de un asiento deberá dejar c...
Page 54: ...a de los dos canales derecho e izquierdo deberán ser exactamente iguales para balancear correctamente el subgrave La impedancia minima para cada canal es de 1 Ohm La impedancia minima cuando se trabaje en puente será de 2 Ohm Deberá seleccionarse una XCard tarjeta del divisor de frecuencias de banda completa Crossovers pasivos se requieren para operar el amplificador en estereo mono 51 R Unbal Pas...
Page 55: ...s de compétition INTRODUCTION Montage dans le coffre Monter l ampificateur verticalement avec les rainures de haut en bas ce qui lui permet de refroidir plus facilement Montage dans l habitacle Monter l ampificateur dans l habitacle ne pose aucun problème du moment qu il y ait assez d air pour le refroidir Si vous montez l ampli en dessous de siège prévoyez 3cm d air autour du radiateur Installati...
Page 56: ...r équilibrer le subwoofer L impédance de chaque canal devrait être de minimum 1Ω L impédance du canal mono devrait être de minimum 2Ω Les XCards sont introduites sur fall range Il est conseillé d utiliser les filtre passifs lorsqu on fait fonctionner l amplificateur en tri mode NE connecter AUCUN des câbles HP à la masse au risque d un fonctionnement instable Les filtres passifs sont nécessaires p...
Page 57: ...ehmenden Wettberwerbs Fahrzeugen EINLEITUNG Im Fahrzeugkofferraum Der vertikale Einbau der Endstufen das bedeutet daβ die Kühlrippen von oben nach unten verlaufen gibt dem Verstärker die beste Kühlung Auf der Beifahrerseite Sollte der Verstärker auf der Beifahrerseite montiert werden so ist es sehr wichtig für eine ausreichende Kühlung zu sorgen Sollte der Verstärker z B unter dem Beifahrersitz mo...
Page 58: ... Phasenkorrektur zu erreichen Gain Regler des linken Kanales angleichen um die Lautstärke des Subwoofers einzustellen Impendanz für jeden Kanal sollte minimum 1 Ohm betragen Impendanz im Brückenbetrieb sollte minimum 2 Ohm betragen XCard sollte auf Full Range gesteckt werder Passive Frequenzweichen werden für korrekte Stereo Mono Operationen benötigt 55 R Unbal Pass Thru Bal Input L 0 180 EZ 180 0...
Page 59: ... beneficio per le auto che ambiscono a vincere le gare INTRODUZIONE Nel Bagagliaio Montando l amplificatore su una superficie in verticale con le alette direzionate dall alto verso il basso si garantirá un miglior raffreddamento dell amplificatore Nell abitacolo Montare l amplificatore nell abitacolo si avrá un funzionamento regolare se si garantisce un flusso d aria sufficiente Per l installazion...
Page 60: ... canale destro é invertita per correggere il segnale di fase Gain per i canali destro e sinistro posizionati ugualmente per bilanciare i subwoofer Impedenza per ogni canale deve essere minimo 1Ω Impedenza per i canali a ponte deve essere minimo 2Ω XCard é posizionata per tutto il range Crossover passivi sono indispensabili per un corretto funzionamento stereo mono 58 R Unbal Pass Thru Bal Input L ...
Page 61: ... MADE IN THE USA This product is designed developed and assembled in the USA by a dedicated group of American workers The majority of the components used in the construction of this product are produced by American companies However due to the global nature of their manufacturing facilities and the loudspeaker parts industry in general some parts may be manufactured in other countries ...
