Crossover Adjustments - Soundstream REFERENCE 300SX Owner's Manual And Installation Manual

12 dB/OCTAVE
PASSIVE CROSSOVER CHART
12 dB/octave hiah pass
KEY
high quality (DCR < 1 ohm) inductor/coil
Cl = non-polarized 50 v (or greater) capacitor
2 ohms
Cl
80 HZ 5.5
560 pF
4.7 mH
130 Hz 3.3 mH 400 pF
4.7 mH
2.2 mH
260 HZ 1.6 mH 3.6 mH
2.2 mH
0.76 mti
0.5 mH
0.47 mH 0.9 mH
0.33 mH 44 pF 0.75 rnH
0.27 mH 30 IF
0.22 rnH
12 dB/octave lowpass
4 ohms 8 ohms
Cl Cl
270 pF
75 IF
6.6 mH 50 NF
4.7 mti 33 UF
47 pF 3.0 mH 26 pF
33 ,,F
1.6 mtl
27 vF
1.5 mH
22 PF
3.47 mH

CROSSOVER ADJUSTMENTS

In audio installations, there is a tendency for a "midbass boom."
Because of their interior dimensions, most cars will resonate or ring at these
information in this region, the fin?. response is very smooth and natural
sounding.
FREQUENCY RESISTOR VALUE
30 K n
73 Hz
286 Hz
5.6 KfI
465 Hz 3.3 K LI
2.0 K 0
NOTE: The following formula may be used to determine values in creating
drawing of fhe S.I. P. fir more information.
l .0..
The REFERENCE300sx incorporates
electronic crossover.
The high and low pass portions of the
crossover can be set independent of
one another.
Below is a chart of S.I.P. values which
can be used for changing the factory
p r e s e t C~OSSOVB~ points for the
COLOR CODE
Green-Green
Green-White
Violet-White
To make a custom
See Ihe