Frequency Response - Yamaha 900SW Owner's Manual

USING THIS UNIT

Frequency response

Frequency response of this unit
The figures below show the optimum adjustment of each control and the frequency response when this subwoofer is
combined with a typical front speaker system.
■
EX.1 When combined with a 10 cm or 13 cm (3-15/16" or 5-2/16") acoustic suspension, 2 way system
front speakers
If you are using Soavo-1 speakers as front speakers, use the following example as a reference when adjusting settings.
(H-CUT) (VOLUME)
VOLUME
H-CUT
■
EX.2 When combined with a 20 cm or 25 cm (7-14/16" or 9-13/16") acoustic suspension, 2 way system
front speakers
(H-CUT) (VOLUME)
VOLUME
H-CUT
* These diagrams do not depict actual frequency response characteristics accurately.
16
En
dB
90
80
70
60
50
40
20 50 100
Frequency response graph*
(PHASE)
OOFER SYSTEM S
1
PHASE
reverse mode
(Green)
(PHASE)
OOFER SYSTEM S
1
PHASE
reverse mode
(Green)
H-CUT 140 Hz
200 500Hz
dB
90
Soavo-900SW (H-CUT 60 - 70 Hz)
80
70
60
Front
speaker
50
40
20 50 100 200
Frequency response graph*
dB
90
80
Soavo-900SW (H-CUT 50 - 60Hz)
70
Front
60
speaker
50
40
20 50 100 200
Frequency response graph*
500Hz
500Hz