Owner's Manual
Page 4
...a test disc, bass sounds from windows, heat sources, sources of the unit to be used must be held responsible for selecting this YAMAHA subwoofer system. To prevent fire or electrical shock, do not expose this unit to read the following objects on the rear panel. Using this... rear panel facing down on a TV. A vessel with a higher voltage than specified is faulty. • Install this unit near the YST port of speakers. If the temperature inside this unit by allowing enough spaces around this unit or avoiding excess humidification. Condensation might cause an ...
...a test disc, bass sounds from windows, heat sources, sources of the unit to be used must be held responsible for selecting this YAMAHA subwoofer system. To prevent fire or electrical shock, do not expose this unit to read the following objects on the rear panel. Using this... rear panel facing down on a TV. A vessel with a higher voltage than specified is faulty. • Install this unit near the YST port of speakers. If the temperature inside this unit by allowing enough spaces around this unit or avoiding excess humidification. Condensation might cause an ...
Owner's Manual
Page 17
... 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 front speaker system. ■ EX.1 When combined with an 8" or 10" (20 cm or 25 cm) acoustic ... 20 50 100 200 500Hz Frequency response graph* *This diagram does not depict actual frequency response characteristics accurately. 13 dB PHASE 90 NORM REV 80 YST-SW225 (90Hz) (REV) 70 60 Front speaker 50 40 20 50 100 200 500Hz Frequency response graph* ■ EX.2 When combined with a 4" or...
... 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 front speaker system. ■ EX.1 When combined with an 8" or 10" (20 cm or 25 cm) acoustic ... 20 50 100 200 500Hz Frequency response graph* *This diagram does not depict actual frequency response characteristics accurately. 13 dB PHASE 90 NORM REV 80 YST-SW225 (90Hz) (REV) 70 60 Front speaker 50 40 20 50 100 200 500Hz Frequency response graph* ■ EX.2 When combined with a 4" or...
Owner's Manual
Page 18
Yamaha's newly developed Advanced YST II adds many refinements to give powerful, high quality bass reproduction. Yamaha developed a new circuit design combining negative-impedance and constant-current drives, which provides a more resonant energy ( the ... between the amplifier and speaker, allowing accurate signal transmission and precise speaker control. ADVANCED YAMAHA ACTIVE SERVO TECHNOLOGY II In 1988, Yamaha brought to the marketplace speaker systems utilizing YST (Yamaha Active Servo Technology) to Yamaha Active Servo Technology, allowing better control of low amplitude 14
Yamaha's newly developed Advanced YST II adds many refinements to give powerful, high quality bass reproduction. Yamaha developed a new circuit design combining negative-impedance and constant-current drives, which provides a more resonant energy ( the ... between the amplifier and speaker, allowing accurate signal transmission and precise speaker control. ADVANCED YAMAHA ACTIVE SERVO TECHNOLOGY II In 1988, Yamaha brought to the marketplace speaker systems utilizing YST (Yamaha Active Servo Technology) to Yamaha Active Servo Technology, allowing better control of low amplitude 14