HELIX B Five - Speaker Connections and Modes; Speaker Connection Diagrams

18 Frequency control for lowpass I bandpass
channel 3 and 4
To adjust the crossover frequency from 40 Hz to 4000 Hz.
This control is not active before switch 12 is set on LPF
(lowpass filter).
dB
-5
-10
-15 §,_,.,."-1.-,_,j~J.-i.,""""""J--i,d,J,.,~--i-,;,;,.,.&.,J.-...,~""""""'ooolo..o.b~~
10 15 20
50 100 200 500 1K 2K
5K Hz
0
40Hz
Channel 3 Channel4
~
4kHz
5-channel
tJ
0
Channel 5 subwoofer
Channel 1 Channel2
Channel 3 Channel4
19 Bass-Boost level control
channelS
To adjust the crossover frequency from 40 Hz to 4000 Hz.
This control is always active.
dB
-5
-10
-15
10 15 20
50 100 200
500
0
40Hz
Channel1 (CH1 + CH2 bridged)
Channel 2 (CH3 + CH4 bridged)
Fully active
tJ
0
Channel 5 subwoofer
1K
2K
3-channel
5K
~
4kHz
tJ
0
Channel 3 subwoofer
Hz
13