Yamaha HTR-5940 AV This subwoofer’s frequency characteristics, , speakers,

ADJUSTING THE SUBWOOFER BEFORE USE

Frequency characteristics

This subwoofer’s frequency characteristics

<YST-SW315> <YST-SW215>

dB
		HIGH CUT 40 Hz
90		HIGH CUT 90 Hz
			HIGH CUT 140 Hz
80
70
60
50
40
20	50	100	200	500Hz

dB
	HIGH CUT 90 Hz
90	HIGH CUT 140 Hz
80
70

60HIGH CUT 40 Hz

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 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

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

■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

dB

90

80

70

60

50

40

20

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

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