DB Drive a71100.1 Mode D'Emploi

WORLD RECORD BREAKING TECHNOLOGY

1. OKUR AMPLIFIER’S SPECIFICATION 

1-1. OKUR DIGITAL MONOBLOCK AMPLIFIERS

Load       Voltage & THD   

A7 750.1    

A71100.1   

A7 1500.1    

A7 2000.1  

A7 2500.1

 

4ohm      14.4 volts & 1%     1 X 175    

1 X 225    

1 X 375    

1 X 740    

1 X 1300

2ohm      14.4 volts & 1%     1 X 375    

1 X 550    

1 X 750    

1 X 1300    

1 X 2350

1ohm      14.4 volts & 1%     1 X 750    

1 X 1100    

1 X 1500    

1 X 2200    

1 X 4300

Working Voltage    

8.5~16 Volts

Frequency Response   

20Hz ~ 250Hz

Signal to Noise Ratio   

< 100dB

Damping Factor    

250 <

Low Level Input   

6V ~ 0.2V

Low Pass Filter Variable  

35Hz ~ 250Hz   

(@ 24dB Slope)
Bass Boost @ 45Hz Variable  

0 ~ 9dB

Subsonic Filter
(@ 24dB slope) Variable  

10Hz ~ 50Hz

Phase Shift  Variable   

0 ~ 180 degree

Master/slave (Linkable)  

Yes

Remote Level Control  

Yes

RCA line Output  

Yes

Minimum working impedance   

1 ohm for single unit

 

2 ohm for linked

1-2. OKUR 2 AND 4CHANNEL CLASS AB AMPLIFIERS

Load  

Voltage & THD  

A7 75.4     

A7 125.4    

A7 300.2

4ohm 

14.4 volts & 1%    

4 X 60    

4 x 110    

2 x 300

2ohm 

14.4 volts & 1%  

4 x 90  

4 x 170  

2 x 450

4ohm bridged 

14.4 volts & 1%  

2 x 180  

2 x 340  

1 x 600

Frequency Response   

20Hz ~ 30KHz

Signal to Noise Ratio  

105dB

Damping Factor 

200 <

Low Level Input  

6V ~ 0.2V

High Pass Filter  

Variable 50Hz ~ 5KHz

( @ 18dB Slope )
Crossover Selector  

HP-FULL-LP / BP

Low Pass Filter  

Vairable 50Hz ~ 500Hz

( @ 18dB Slope )
Bass Boost @ 45Hz  

Variable 0 ~ 18dB

Input Mode Selector  

CH2 - CH4

Remote Level Control  

Yes

RCA line Output  

Yes

Minimum working impedance  

2 ohm stereo or 4 ohm mono.

    

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