INSTALLATION AND OPERATIONof theBOSE 901 STEREO SPEAKER SYSTEM
the RIGHT channel EQUALIZER OUTPUT terminal on the Equalizer to the RIGHT or B channel INPUT terminal on your power amplifier.4. Similarly, use a sec
I£ it doesn't, check the power connection to the Equalizer.With the Equalizer on, your system should operate normally.If it doesn't, recheck
position, it reduces turntable rumble and other low frequency disturbances in a manner that has much less effect upon music than that caused by conve
dbroIFigure 4. Contours available with the TREBLE LEVEL switch in the normal or dotted position.dbFigure 5. Contours available with the TREBLE LEVEL s
SPECIFICATIONSSPEAKER {EACH UNIT)Percentages of Reflected and Direct Sound, Power radiated by reflection Power radiated directly11%89%(Design
ACTIVE EQUALIZER (TWO CHANNELS)Program Contour Controls,The normally flat radiated power spectrum can be adjusted, by means of three front panel switc
I.IntroductionThe BOSE 901 represents a fundamental advance in realistic home music reproduction. The unique acoustic design of the speakers provides
2. Note in Figure 1 that the front of the speaker is the flat surface and the rear is the ’'vee'* surface with the angled panels. This orie
ungrounded terminal^n^our amplifier. Connect the other speaker terminal to the "common" or gound terminal on the amplifier. If stranded wire
4^IFigure 2
the Equalizer to the RIGHT or B channel TAPE INPUT terminal on your preamplifier or receiver. (This preamplifier termineil may alternatively be label
operating properly. This tests the rest of your system since the Equalizer has not yet been switched into the system. If you cannot obtain any sound f
Equalizer to the RIGHT or B channel OUTPUT terinmal on the tape recorder.3. Similarly, connect the UEFT channel TAPE IN terminal on the Equalizer to
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