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WORLD RECORD BREAKING TECHNOLOGY

03

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Remote turn on

12V

Ground

BATTERY

FUSE

35

0A

Ground

OKUR SPL COMPETITION DIGITAL MONOBLOCK AMPLIFIERS’ SPEAKER CONNECTION DIAGRAM 1.

A7 3500H.1, A7 3500L.1 & A7 7500.1 amplifiers 

minimum impedance is 1 ohms.  

Linked minimum impedance is 2 ohms.

8 ~ 1 ohms 

GND ( GROUND CONNECTION )

Locate a secure grounding connection as close to OKUR series as possible. Make sure the location is clean

and provides a direct electrical connection to the frame of the vehicle.

Connect one end of a short piece of the same gauge cable as the power cable to the grounding point.

Run the one end of the cable to the grounding point. Run the other end of the cable to the mounting location.

Connect the ground cable to the screw terminal labeled as GND.

  

REM ( REMOTE CONNECTION )

Run a remote turn on cable from the headunit’s remote s12V output.

3-4. SPEAKER CONNECTION

DB Drive recommends to use minimum 12 gauge speaker connecting cables. Run 12 gauge speaker 

connecting cables from your speakers to OKUR amplifier’s mounting location.

Keep speaker cables away from the power cables and OKUR amplifier’s input cables. Use grommets anywhere

the cables have to pass through the holes in the metal frame or sheet metal. Connect to the speakers

according to the type of terminals on each speaker. Strip 3/8” of insulation from the end of each cable and

twist the cables strands together tightly. Make sure there are no stray strands that might touch other cables

or terminals and cause a short circuit.

Crimp spade lugs over the cable ends or tin the ends with solder to provide a secure termination.

Connect the cable ends to OKUR competition amplifiers as speaker system diagram.

OKUR COMPETITION AMP12V, GROUND, REMOTE CONNECTION DIAGRAM

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Summary of Contents for A7 3500H.1, A7 3500L.1, A7 7500.1

Page 1: ...7 3500H 1 A7 3500L 1 A7 7500 1 User Manual Installation Instructions Owner s Manual www dbdrive net DUE TO CONTINUOUS IMPROVEMENT OF THE PRODUCT THE SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE...

Page 2: ...y connection or thermal protection Load 4ohm 2ohm 1ohm Voltage THD 14 4 volts 1 14 4 volts 1 14 4 volts 1 A7 3500H 1 1 X 900 1 X 1800 1 X 3500 A7 7500 1 1 X 2000 1 X 4000 1 X 6500 Working Voltage Freq...

Page 3: ...gative battery cable before mounting your OKUR competition amplifiers or making any connections Check the battery and alternator ground connections Make sure they are properly connected and free of co...

Page 4: ...TION Run a remote turn on cable from the headunit s remote swithed 12V output 3 4 SPEAKER CONNECTION DB Drive recommends to use minimum 12 gauge speaker connecting cables Run 12 gauge speaker connecti...

Page 5: ...ng connection diagram cautiously to ensure the correct connection Step 1 Connect the master amplifier to the headunit and set its output master and input slave switch to output master position Step 2...

Page 6: ...pli er to speaker cable on slave ampli er Remote turn on Ground MASTER AMPLIFIER SLAVE AMPLIFIER 8 2 ohms A7 3500H 1 A7 3500L 1 A7 7500 1 Ampli ers Linked minimum impedance is 2 ohms A7 3500L 1 workin...

Page 7: ...r linked operation 3 If the OKUR competition amplifiers are shut down due to overheat Reset by turning off the remote input and allowing time to cool down Please make sure there are no airflow obstruc...

Page 8: ...This limited warranty does not extend to units that have been subjected to misuse abuse neglect or accident Products that in DB DRIVE s judgment shows evidence of having been altered modi ed abused or...

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