Frequency Characteristics - Yamaha YST-SW215 Owner's Manual

ADJUSTING THE SUBWOOFER BEFORE USE
This subwoofer's frequency characteristics
<YST-SW315>
dB
90
80
70
60
50
40
20
The figures below show the optimum adjustment of each control and the frequency characteristics when this subwoofer
is combined with a typical main speaker system.
■
EX.1 When combined with a 4" or 5" (10 cm or 13 cm) acoustic suspension, 2 way system main
speakers
<YST-SW315>
PHASE :
Set to the
REV(reverse) position
■
EX.2 When combined with an 8" or 10" (20 cm or 25 cm) acoustic suspension, 2 way system main
speakers
<YST-SW315>
PHASE :
Set to the
REV(reverse) position
17

Frequency characteristics

HIGH CUT 40 Hz
HIGH CUT 90 Hz
HIGH CUT 140 Hz
50 100 200 500Hz
dB
90
80
YST-SW315
70
Main
60
speaker
50
40
20 50 100 200
dB
90
80
YST-SW315
70
Main
60
speaker
50
40
20 50 100 200
<YST-SW215>
<YST-SW215>
PHASE :
Set to the
REV(reverse) position
500Hz
<YST-SW215>
PHASE :
Set to the
REV(reverse) position
500Hz
dB
HIGH CUT 90 Hz
90
HIGH CUT 140 Hz
80
70
60 HIGH CUT 40 Hz
50
40
20 50 100 200 500Hz
dB
90
80
70
Main
60
speaker
50
40
20 50
dB
90
80
70
Main
60
speaker
50
40
20 50
YST-SW215
100 200 500Hz
YST-SW215
100 200 500Hz