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Rockford Fosgate Power 250.1 Operation & Installation Download Page 24

– 21 –

•

250.

2

 uses output from XCard 1

•

Pass-Thru

 uses output from XCard 2

Configure a 12dB per octave filter for both the 250.

2

 and Pass-Thru.

I

N
S
T
A
L
L
A
T

I

O
N

®

®

XCard 1

XCard 2

250x

2

2

XCard*

Pass Thru

XCard*

HP

LP

Unbal.

Pass

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

Summary of Contents for Power 250.1

Page 1: ...punchcompetition Power amplifiers Operation Installation 250 1 250 2 c a r a u d i o fanatics for p o w e r p o w e r 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: ...International 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 ...

Page 4: ...len wrench 9 64 1 Allen wrench 9 64 The 250 Series Power amplifiers represent the best Rockford Fosgate has to offer Our engineers devised technical features which would be considered overkill by other audio manufacturers but not at Rockford Fosgate Trans nova DIAMOND and TOPAZ exclusively designed by Rockford are just a few of these features which are described in the Technical Design Features se...

Page 5: ...pedance 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 Drive pate...

Page 6: ...HE 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 co...

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 250 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 Punc...

Page 9: ... the amplifier and Pass Thru in many different configurations 15 AudiophileBypass Oneofthecrossoverswitchingconfigurationsallowstheinternalcrossovercircuittobebypassed 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 amplifier lighting when the unit is turned on 6 Low Pass Full Range High Pass HP LP HP L...

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 250 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: ...ou 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 H P L P H P L P F U L L ROCKFORD CORPORATION MADE IN THE USA Do Not Chassis Ground Any Speaker P O W E R ...

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 e...

Page 13: ...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 recommended Engine Compartment Mounting Rockford Fosgate amplifiers should never be mounted in the engine compartment Not only will this void your warranty but could create an embarrassing situati...

Page 14: ...to the battery positive terminal Do not install the fuse at this time 5 Prepare a length of cable to be used for the 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 othe...

Page 15: ...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 10 Perform a final check of the completed system wiring to ensure that all connections are accurate Check all power and ground connections for frayed wires and loose connections which could cause problems from road vibrations 11 After the final inspection is complete insta...

Page 16: ...mH 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 6000 51µH 14µF 10mH 6 8µF 20mH 3 3µF 9000 34µH 9 5µF 68µH 4 7µF 15mH 2 2µF 12000 25µH 6 6µF 51µH 3 3µF 100µH 1 6µF 2 OHMS 8 OHMS 4 OHMS L C L C L C L C L Low Pass Inductor C High Pass Capacito...

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: ...Ω 25Hz 287kΩ 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 86k...

Page 19: ... turn on lead of source unit Connect to B of battery with a 60 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 60 amp fuse Connect to chassis ground of vehicle Dual B Dual GND Less than 18 Optional energy storage capacit...

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 2Ω 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 4Ω minimum XCard is in the...

Page 22: ...and Pass 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 XCard 1 XCard 2 Low Pass Full Range High Pass HP LP HP LP FULL Bridging Note The Punch 250 2 can be bridged in many configurations Refer to your owner s manual to determine which mode will work best in your system 12...

Page 23: ... The XCards do not need to be inserted to allow the 250 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 250 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 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 DI...

Page 24: ...ard 2 250x22 XCard Pass Thru XCard HP LP Unbal Pass 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 ...

Page 25: ...ch maintains signal integrity resulting in a better sounding amplifier XCard 1 does not need to be inserted to allow the 250 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 ...

Page 26: ...encies are available from your Authorized Rockford Fosgate Dealer See page 40 Note One XCard inserted HP other XCard inserted LP XCard 1 XCard 2 HP HP 250x 2 2 XCard 250x 2 2 XCard XCard 1 XCard 2 LP HP 250x 2 2 XCard 250x 2 2 XCard 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 Speake...

Page 27: ... been proven effective in studio installation where long cable runs and magnetic fields make maintaining signal integrity difficult 24 USING THE 250 2 BALANCED LINE INPUTS Signal Input Switch to Balanced for Balance 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: ...ime 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 Performance Characteristics 0dB 2 5 VRMS Best S N Ratio Reduced SPL Used for Optimum Sound Quality 5dB 4 5 VRMS Good S N Ratio SPL Use for Audiophile Listener 10dB 8 0 VRMS Best Compromise ...

Page 29: ...possible I N S T A L L A T I O N 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 60 amp fuse 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 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 60 amp fuse Optional ...

Page 30: ... input Phase Switch set to 0 Impedance should be 2Ω 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 2Ω minimum Speaker L Mono R ...

Page 31: ...n be set for High Pass Low Pass or Full Range Stereo Operation using two Punch 250 1 Power Amplifiers I N S T A L L A T I O N 2Ω minimum RCA Input L R 2Ω 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 250 1 1 250 1 2 ...

Page 32: ...L Mono RCA Inputs 0 180 Speaker L Mono R 2Ω minimum high frequency Signal Input Switch 250 1 1 2 set to L Mono for single RCA input Phase Switch 250 1 1 set to 0 Phase Switch 250 1 2 set to 180 All speaker polarity on right amplifier is inverted to correct for signal phase Gain 250 1 1 2 set equally to balance the subwoofer Impedance for each stereo channel should be 2Ω minimum Impedance for bridg...

Page 33: ...u 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 Terminal Signal Input Switch 250 1 2 set to L R for RCA input Phase Switch 250 1 1 set to 0 Phase Switch 250 1 2 set to 180 Gain 250 1 1 2 set equally to balance the subwoofer Impedance for bridged channel should be 4Ω minimum XCard 250 1 1 2 set identically as High Pass Low Pass or Full ...

Page 34: ... The XCard does not need to be inserted to allow the 250 1 to operate Audiophile Bypass the 250 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 ILLUM PW...

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: ...signal 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: ...R 54 4Ω 80Hz HP 80Hz HP PWR 14X TX 4183 TX 4183 18dB octave HP 3kHz 20kHz 18dB octave HP 3kHz 20kHz 24dB octave HP 80Hz 20kHz PWR 14X PWR 54 4Ω PWR 14X TX 4183 TX 4183 24dB octave HP 80Hz 20kHz 250 2 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: ...Please refer to the crossover section of the manual or see your local Authorized Rockford Fosgate Dealer for more information Pass Thru PWR 14X PWR 54 4Ω PWR 14X TX 4183 TX 4183 18dB octave HP 3kHz 20kHz 18dB octave HP 3kHz 20kHz 24dB octave HP 80Hz 20kHz RFR 1415 4Ω PWR 14X PWR 54 4Ω PWR 14X TX 4183 TX 4183 12dB octave BP 30Hz 80Hz 12dB octave HP 80Hz 20kHz 30Hz High Pass used as a sub sonic filt...

Page 39: ...ystem rated 4 ohms Total Power Delivery RMS Tweeters 450 Watts Midrange 450 Watts Midbass 250 Watts Woofers 500 Watts 36 Pass Thru PWR 14X PWR 54 4Ω PWR 14X TX 4183 TX 4183 18dB octave HP 3kHz 20kHz PWR 14X PWR 54 4Ω PWR 14X TX 4183 TX 4183 12dB octave HP 400Hz 20kHz 30Hz High Pass used as a sub sonic filter 30Hz HP XCard 12dB octave BP 80Hz 400Hz PWR 64 4Ω PWR 64 4Ω RFR 1415 4Ω 12dB octave BP 30H...

Page 40: ... local Authorized Rockford Fosgate Dealer for more information 37 Pass Thru PWR 14X PWR 54 4Ω PWR 14X TX 4183 TX 4183 18dB octave HP 3kHz 20kHz PWR 14X PWR 54 4Ω PWR 14X TX 4183 TX 4183 12dB octave HP 400Hz 20kHz 30Hz High Pass used as a sub sonic filter 30Hz HP XCard 12dB octave BP 8 0Hz 400Hz PWR 64 4Ω PWR 64 4Ω RFR 1415 4Ω 12dB octave BP 30Hz 80Hz 80Hz HP 80Hz LP Pass Thru 30Hz High Pass used a...

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: ... 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 install your new accessory Recommended capacitance is 1 farad per 1000 watts 39 XM50 50Hz XM200 200Hz XM70 70Hz XM275 275Hz XM80 80Hz XM400 400Hz XM100 100Hz X...

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: ...plifier through input signal Voltage spike from remote turn on lead is entering through REM input terminal RCA Input from source unit is not connected or not functioning properly When using the BLT Balanced Line Input from BLT is not connected or not function ing properly Unbalanced Balanced Line switch is not selected for corresponding input XCards are missing or not placed properly in crossover ...

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: ...f Logical Troubleshooting I MUTE THE AMP S Insert a muting plug shorted male RCA connector into each amplifier channel Turn up the amp sensitivity Start the car and turn on the headlights air conditioning brake lights etc Listen for noise in each speaker Be very picky here A If still noisy substitute a small test speaker with short leads for the speakers crossovers and speaker leads in the car If ...

Page 47: ...usually make more noise than stock alternators Also extra batteries installed in the trunk of a car will ALWAYS force extra ripple current to flow over the car Install Stiffening Capacitors as close to the power supply input of your amplifier as possible The big caps will feed the switching power supplies of your amps and minimize the inductive losses in your power wiring Plus they will help your ...

Page 48: ...dspeaker 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 print...

Page 49: ...0 1 THD 450 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 Input Sensitivity 0dB Gain Overlap Variable from 300mV to 5V Pass...

Page 50: ...s 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 Input Sensitivity 0dB Gain Overlap Variable from 300mV to 5V Pass Thru Output Unity Gain B Fuse Size External to amplifier 60 Amp...

Page 51: ...Damage 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 prod...

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: ...BICACIÓN 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 como mini...

Page 54: ...a ganancia de los dos canales derecho e izquierdo deberán ser exactamente iguales para balancear correctamente el subgrave La impedancia minima para cada canal es de 2 Ω La impedancia minima cuando se trabaje en puente será de 4Ω Deberá seleccionarse una XCard tarjeta del divisor de frecuencias de banda completa Passive crossovers are needed for proper stereo mono operation 51 R Unbal Pass Thru Ba...

Page 55: ...ment 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 Installation Pour votre sécurité déconnectez la borne négative de la batterie du véhicule avan...

Page 56: ...r équilibrer le subwoofer L impédance de chaque canal devrait être de minimum 2Ω L impédance du canal mono devrait être de minimum 4Ω 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: ...e 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 montiert werden sollte dem Kühlkörper mindestens ein Luftspalt von 3cm bleiben u...

Page 58: ... Phasenkorrektur zu erreichen Gain Regler des linken Kanales angleichen um die Lautstärke des Subwoofers einzustellen Impendanz für jeden Kanal sollte minimum 2 Ohm betragen Impendanz im Brückenbetrieb sollte minimum 4 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: ...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 installazione sotto un sedile é necessario avere uno spazio di almeno 3 cm attorno a tutto l amplificatore...

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 2Ω Impedenza per i canali a ponte deve essere minimo 4Ω XCard é posizionata per tutto il range Crossover passivi sono indispensabili per un corretto funzionamento stereo mono 57 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 construc tion 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 ...

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