19
Examples of speaker configurations
5-channel
Fully active operation
+ - + -
Left Right
+ - +
Left Right
Tweeters
Mid/bass
+
-
Subwoofer
Channel A/B
Highpass filter
HPF
ca. 3,500 Hz
Channel SUB
Bandpass
Lowpass filter
50 - 100 Hz
Subsonic filter
ca. 20 Hz
Channel C/D
Bandpass
LPF
Lowpass filter
ca. 3,500 Hz
Highpass filter
50 - 100 Hz
5-channel
Component system
+ coaxial system
+ subwoofer
+ - + -
Left Right
+ - + -
Left
Front
Rear
Right
+
-
Subwoofer
Channel SUB
Bandpass
Lowpass filter
50 - 100 Hz
Subsonic filter
ca. 20 Hz
Channel A/B
Highpass filter
HPF
50 - 100 Hz
Channel C/D
Highpass filter
HPF
50 - 100 Hz
Note:
The values listed here are empirical values that have been approved as useful in practice. Depending on the size of the loudspeaker
we recommend the following highpass filter settings: ca. 50 Hz for 6.5”/16.5 cm LS; ca. 70 Hz for 5.25”/13 cm LS; ca. 100 Hz for 4”/10 cm LS