Yamaha 900SW Frequency response, Frequency response of this unit

USING THIS UNIT

Frequency response

Frequency response of this unit

dB

H-CUT 140 Hz

90

80

70

60

50

40

20 50 100 200 500Hz

Frequency response graph*

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)

40Hz 140Hz 0 10

H-CUTVOLUME

dB

(PHASE) 90

	OOFER SYSTEM S	80				Soavo-900S		W (H-CUT 60 - 70 Hz)
	1	70
	PHASE
		60
reverse mode				Front
	(Green)	50	speaker
		40
		20	50		100	200	500Hz

Frequency response graph*

■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)

40Hz 140Hz 0 10

H-CUTVOLUME

dB

	(PHASE)	90
	OOFER SYSTEM S	80
	1				Soavo-900S		W (H-CUT 50 - 60Hz)
	PHASE	70
reverse mode
		60	Front
	(Green)	50	speaker
		40
		20	50	100	200	500Hz

Frequency response graph*

* These diagrams do not depict actual frequency response characteristics accurately.

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