Yamaha NS-P380: Using the Subwoofer Setting the subwoofer volume Frequency characteristics

Using the Subwoofer

Setting the subwoofer volume

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The very first time you use the subwoofer, you need to

set the volume balance between the subwoofer and the

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front speakers as follows.

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1 Turn on your other AV components.

2 Set the subwoofer’s VOLUME control to

minimum (0).

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3 Set the subwoofer’s POWER switch to ON.

The power indicator on the rear panel lights up.

4 Play a audio source that contains low-

frequency bass sounds. Set the amplifier’s

volume control to a suitable level.

Rear panel

5 Turn the subwoofer’s VOLUME control up

gradually until you achieve a good balance

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Power indicator

between the subwoofer and the other

Lights up when the POWER switch is set to ON;

speakers.

goes off when the POWER switch is set to OFF.

Notes

2 INPUT jack

•Once the subwoofer volume has been set, you can

Input jack for connecting the line-level subwoofer

leave the subwoofer’s VOLUME control set as it is

output on your amplifier.

and use your amplifier’s volume control to adjust the

volume of the entire system.

3 VOLUME control

•If you replace the front speakers (NS-B380) with

Adjusts the volume of the subwoofer. Turn it

other speakers, you will need to re-adjust the

clockwise to increase the volume;

subwoofer’s volume.

counterclockwise to decrease the volume.

•The frequency characteristics graphs below show

4 POWER switch

how the subwoofer and front speakers work

Set this to ON to turn on the subwoofer. Set it to

together to provide a full-range sound.

OFF to turn off the subwoofer.

Frequency characteristics

The following graph shows the frequency

The following graph shows the combined frequency

characteristics of the subwoofer (NS-SW380).

characteristics of the subwoofer (NS-SW380) and

front speakers (NS-B380).

100 dB

100 dB

90

90

80

80

70

70

NS-SW380

60

60

NS-B380

50

50

40

40

20 50 100 200 500 Hz

20 50 100 200 500 Hz

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En