ADJUSTING THE SUBWOOFER BEFORE USE
Frequency characteristics
This subwoofer’s frequency characteristics
dB | HIGH CUT 40 Hz | |
| ||
90 | HIGH CUT 90 Hz | |
HIGH CUT 140 Hz | ||
|
80
70
60
50
40
20 | 50 | 100 | 200 | 500Hz |
The figures below show the optimum adjustment of each control and the frequency characteristics when this subwoofer is combined with a typical front speaker system.
■EX.1 When combined with a 4” or 5” (10 cm or 13 cm) acoustic suspension, 2 way system front speakers
dB
PHASE
90
NORM REV
80
70
(70Hz)(REV)
60Front
speaker
50
40
20 | 50 | 100 | 200 | 500Hz |
Frequency response graph*
■EX.2 When combined with an 8” or 10” (20 cm or 25 cm) acoustic suspension, 2 way system front speakers
| dB |
|
|
|
|
| PHASE |
|
|
|
|
| 90 |
|
|
|
|
| NORM REV |
|
|
|
|
| 80 |
|
|
|
|
| 70 |
| |||
|
|
|
|
| |
(50Hz) | (REV) | Front |
|
|
|
| 60 |
|
|
| |
|
| speaker |
|
| |
| 50 |
|
|
|
|
| 40 |
|
|
|
|
| 20 | 50 | 100 | 200 | 500Hz |
Frequency response graph*
*This diagram does not depict actual frequency response characteristics accurately.
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