Yamaha YST-SW40 Owner's Manual - Page 10
Adjusting Volume, Frequency Characteristics - set of speakers
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ADJUSTING VOLUME POWER HIGH CUT VOLUME 50 Hz 150 Hz 0 10 2 5 1, 4 FREQUENCY CHARACTERISTICS Adjustment of the VOLUME control and the HIGH CUT control should be changed according to the main speakers, listening condition, source, etc. Following figures show the optimum adjustment of each control and the frequency characteristics when this unit is combined with a typical speaker system. 1 Set the VOLUME control to minimum. 2 Turn on the power supply to all the components. 3 Play any source and adjust the amplifier's volume control to the desired listening level. 4 Turn up the VOLUME control gradually to adjust the volume balance between this unit and the main speakers. 5 Adjust the HIGH CUT control to the position where the desired response can be obtained. Notes • Once the volume balance between this unit and the main speakers is adjusted, you can adjust the volume of your whole sound system by using only the amplifier's volume control. • For adjusting the VOLUME control and the HIGH CUT control, refer to "FREQUENCY CHARACTERISTICS" on the right hand. For effective adjustment of the HIGH CUT control First set this control at about the main speakers' rated minimum reproduceable frequency. Then turn up the VOLUME control gradually and set it at a level where you can obtain a little more bass effect than when this unit is not used. On the basis of this setting, if desired, adjust the VOLUME control and the HIGH CUT control again. * The main speakers' minimum reproduceable frequency can be looked up in the speakers' catalog or owner's manual. This unit's frequency characteristics dB HIGH CUT 100 Hz 90 HIGH CUT 150 Hz 80 70 60 HIGH CUT 50 Hz 50 40 20 50 100 200 500Hz • When combined with a 3" or 4" acoustic suspension, 2 way system dB 90 HIGH CUT VOLUME 80 70 YST-SW40 50 Hz 150 Hz 0 10 60 Main 50 speaker's response 40 20 50 100 200 500Hz • When combined with 5" acoustic suspension, 2 way system dB HIGH CUT VOLUME 50 Hz 150 Hz 0 10 90 80 YST-SW40 70 60 Main speaker's response 50 40 20 50 100 200 500Hz 10
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