3X – 2-Way with Amplifier's Active Crossover

Source Unit

 

®

®

3

 

3x Crossover

 

 

 

 

+

4

4 S M

+

 

D

 

 

+

 

 

 

 

+

 

 

4-Channel Amplifier

with Crossover***

(High-Pass) (Low-Pass)

– +

– +

2-Channel Amplifier

 

 

 

 

 

 

+

4

4 S M

+

 

D

 

 

+

 

 

 

 

+

 

 

4-Channel Amplifier

with Crossover***

(High-Pass) (Low-Pass)

2

 

0°

4*

 

180° **

High-Pass

Low-Pass Low-Pass

High-Pass

Tweeter

Rear High-Pass

@ 12dB/octave slope

Tweeter

Midrange

Rear Bandpass

 

Both rolloffs @ 12dB/octave slope

Midrange

 

 

 

 

 

 

Summed Output

 

@ 24dB/octave slope

Subwoofer

 

+

 

Tweeter

Front High-Pass

@ 12dB/octave slope

 

Tweeter

 

Midrange

Front Bandpass

 

Both rolloffs @ 12dB/octave slope

Midrange

 

*2 or 4 Channel can be selected if user desires fader capability.

**Try Phase Switch for summed output and set to position that sounds best.

***Additional filtering provided by internal crossovers in the amplifiers.

FIGURE 5

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Image 17
Rockford Fosgate 2X, 5X owner manual 3X 2-Way with Amplifiers Active Crossover