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0.47
0.1
100kVolume
1k
47k
1k
10k
GainX10
10k
10k
100kQ
100kBoost
0.1
0.1
15Hz
150Hz
0.047
0.047
0.022
0.022
22k
22k
22k
22k
100k
100k
100k
100k
300Hz
300Hz
60Hz
60Hz
Fcutoff
100kPhase 0
180
0.1
10k 10k
30110u
4k7
Audio GND
To Power AmplifierSignal Input
4th order Linkwitz ReilyFilter
Design Copyright 2003Lars ClausenL C Audio Technology Inc
Design Copyright 2003Lars ClausenL C Audio Technology Inc
100k
220R
25mV
100k
10k
100k1u
+12V
+12V
+12V
+12V
-12V
-12V
-12V
-12V
10u 10u
10u
10u
10u
10u
10u
10u
10u
4k7
St.By1N4148
1N4148
1N4148MPSA92
BC548
10k
100k
4k7
-60V
Power Down(C of 15V Zener in Gate Driver - LL4001)
NE5532
NE5532
NE5532
NE5532
SignalInput
Auto Power System
1n
Volume Gain X10 Freq Q Fc Phase18003006015 150
Gainer 4th order
Subwoofer Filter, Gainer, Auto Power System
4k7
1k
1N4148
BC558
5V
6.8V
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