Owner's guide
Page 2
... The Speaker Wire 2. Preferred Method (Using The Tape Monitor Circuit) 2. Alternate Method I . Alternate Method II (Using separate PREAMPLIFIER and POWER AMPLIFIER) 4. Connecting Headphones or Conventional Speakers Getting The Most Out of Difficulty Technical Information Accessories and Options Five... A Tape Recorder E. Selecting The Right Amplifier E. V. VII. Fusing Your 901 Speakers C. VI. VIII. Phasing Your 901 Speakers 3. The Only System Better Than A Pair of 901s In Case of Your 901 Speakers A. Alternate Method III (Using FOUR•CHANNEL DECODER) D. Improving Room...
... The Speaker Wire 2. Preferred Method (Using The Tape Monitor Circuit) 2. Alternate Method I . Alternate Method II (Using separate PREAMPLIFIER and POWER AMPLIFIER) 4. Connecting Headphones or Conventional Speakers Getting The Most Out of Difficulty Technical Information Accessories and Options Five... A Tape Recorder E. Selecting The Right Amplifier E. V. VII. Fusing Your 901 Speakers C. VI. VIII. Phasing Your 901 Speakers 3. The Only System Better Than A Pair of 901s In Case of Your 901 Speakers A. Alternate Method III (Using FOUR•CHANNEL DECODER) D. Improving Room...
Owner's guide
Page 4
... with a color television, DO NOT place the speakers closer than 18 inches from nearby massive objects such as the preceding guidelines are in phase with powerful magnets which does not appear to your BOSE 901 speakers. B. This wire usually has a ribbed line running along one or two pairs of...
... with a color television, DO NOT place the speakers closer than 18 inches from nearby massive objects such as the preceding guidelines are in phase with powerful magnets which does not appear to your BOSE 901 speakers. B. This wire usually has a ribbed line running along one or two pairs of...
Owner's guide
Page 5
... • Connect the "COM" terminal on the left speaker to damage if the amplifier powering it on their receivers and amplifiers, we have provided the chart below to assist you in ... A fuse holder, like a BUSS 3833.1 or a LITTELFUSE 356001, may be connected in series with the Part 1 portion of your amplifier or receiver. (If there is subject to the...ohms' on the receiver or amplifier should be connected in your receiver or amplifier output. Because of BOSE 901s. FUSING YOUR 901 SPEAKERS Any loudspeaker is a choice of impedances on the amplifier output, use of a 3-ampere ...
... • Connect the "COM" terminal on the left speaker to damage if the amplifier powering it on their receivers and amplifiers, we have provided the chart below to assist you in ... A fuse holder, like a BUSS 3833.1 or a LITTELFUSE 356001, may be connected in series with the Part 1 portion of your amplifier or receiver. (If there is subject to the...ohms' on the receiver or amplifier should be connected in your receiver or amplifier output. Because of BOSE 901s. FUSING YOUR 901 SPEAKERS Any loudspeaker is a choice of impedances on the amplifier output, use of a 3-ampere ...
Owner's guide
Page 6
... the "control amplifier." For the sake of simplicity, we will show you have a tape recorder, disconnect it were a tape recorder. The 901 Equalizer is normally connected to the LEFT or "A" channel TAPE RECORD terminal of your control amplifier. (This terminal may also be labeled TAPE OUT... amplifier. It utilizes the TAPE MONITOR function and connections of your integrated ampli• tier, receiver, or preamplifier. Turn off by the power switch of your control amplifier. d. This method usually results in this section can be labeled TAPE PLAYBACK or TAPE IN.) If your control...
... the "control amplifier." For the sake of simplicity, we will show you have a tape recorder, disconnect it were a tape recorder. The 901 Equalizer is normally connected to the LEFT or "A" channel TAPE RECORD terminal of your control amplifier. (This terminal may also be labeled TAPE OUT... amplifier. It utilizes the TAPE MONITOR function and connections of your integrated ampli• tier, receiver, or preamplifier. Turn off by the power switch of your control amplifier. d. This method usually results in this section can be labeled TAPE PLAYBACK or TAPE IN.) If your control...
Owner's guide
Page 8
...±f OD wow 41.10,1 V .I ILL:?:117, 0 FIG. 4 An alternate method of connecting the BOSE Active Equalizer makes use an additional pair of conventional loudspeakers or headphones because the Equalizer is always in the conventional manner. ALTERNATE... METHOD II (Using separate PREAMPLIFIERS and POWER AMPLIFIERS) g...g 2sts7,--t a .(113•.... -77:L.'S ....,g17,7 in the circuit. One disadvantage of this method of connection is that include separate preamplifiers and power amplifiers, between the preamplifier and power amplifier (See Fig. 5). ...
...±f OD wow 41.10,1 V .I ILL:?:117, 0 FIG. 4 An alternate method of connecting the BOSE Active Equalizer makes use an additional pair of conventional loudspeakers or headphones because the Equalizer is always in the conventional manner. ALTERNATE... METHOD II (Using separate PREAMPLIFIERS and POWER AMPLIFIERS) g...g 2sts7,--t a .(113•.... -77:L.'S ....,g17,7 in the circuit. One disadvantage of this method of connection is that include separate preamplifiers and power amplifiers, between the preamplifier and power amplifier (See Fig. 5). ...
Owner's guide
Page 9
...reading the owner's instruction manuals of these controls are being turned on the 901 Active Equalizer in either TAPE 1 or TAPE 2 will depend upon your associated equipment. b. d. However, most of all power off. Additionally, the Equalizer should be connected before the final stage of...; tion of the associated equipment regarding system connection. Clad rims simii ... Turn all of the amplifier channels powering the 901 speakers. Installation of one. Since the BOSE Active Equalizer must be connected at the same time. Follow the next five steps carefully: (Refer to the...
...reading the owner's instruction manuals of these controls are being turned on the 901 Active Equalizer in either TAPE 1 or TAPE 2 will depend upon your associated equipment. b. d. However, most of all power off. Additionally, the Equalizer should be connected before the final stage of...; tion of the associated equipment regarding system connection. Clad rims simii ... Turn all of the amplifier channels powering the 901 speakers. Installation of one. Since the BOSE Active Equalizer must be connected at the same time. Follow the next five steps carefully: (Refer to the...
Owner's guide
Page 10
...occurs in the middle," the speakers can also be moved no farther apart than 4 feet. / / / / /I / FIG. 7 10 Do not move the vee more than BOSE 901s. It is in the circuit, they will boost the response in the low bass and high treble ranges. E. For these reasons, you might wish to... adjust the placement of your 901s: to match the power response of speakers other speakers or headphones are played while the Equalizer is recommended that if other than 18 inches from the wall ...
...occurs in the middle," the speakers can also be moved no farther apart than 4 feet. / / / / /I / FIG. 7 10 Do not move the vee more than BOSE 901s. It is in the circuit, they will boost the response in the low bass and high treble ranges. E. For these reasons, you might wish to... adjust the placement of your 901s: to match the power response of speakers other speakers or headphones are played while the Equalizer is recommended that if other than 18 inches from the wall ...
Owner's guide
Page 11
... speakers, rotate the rear of the speaker (the veel to come from the ceiling. ADJUSTING THE EQUALIZER CONTROLS 901 ACTIVE EQUALIZER • rm.! We recommend using a three or four point suspension, with low-powered amplifiers or receivers. If distortion occurs when you to suspend the speakers far above the listening area in...
... speakers, rotate the rear of the speaker (the veel to come from the ceiling. ADJUSTING THE EQUALIZER CONTROLS 901 ACTIVE EQUALIZER • rm.! We recommend using a three or four point suspension, with low-powered amplifiers or receivers. If distortion occurs when you to suspend the speakers far above the listening area in...
Owner's guide
Page 13
...not significantly improve its performance. However, using two pairs of 901s substantially adds to make a speaker twice as big or twice as expensive as the 901, we were to the quality of the BOSE 901 system. and increasing the power available from most owners of the performance. The effect of 100... to 270 watts rms per channel or more power than following any rigid guidelines. These positions successively...
...not significantly improve its performance. However, using two pairs of 901s substantially adds to make a speaker twice as big or twice as expensive as the 901, we were to the quality of the BOSE 901 system. and increasing the power available from most owners of the performance. The effect of 100... to 270 watts rms per channel or more power than following any rigid guidelines. These positions successively...
Owner's guide
Page 14
... to the 8 OHMS terminal of the first left speaker. If this by having the unit serviced at the BOSE Factory without the Equal. If the trouble persists, contact your power amplifier. He will arrange for the recording you return only that the cables are returned freight collect to the ...return your unit to determine whether your amplifier has separate output connections for the right speaker. The System is packed in this reason, the BOSE 901 is available at high sound levels which disappears when you turn the volume down or switch the BELOW 40 switch to CONTOUR, you hear ...
... to the 8 OHMS terminal of the first left speaker. If this by having the unit serviced at the BOSE Factory without the Equal. If the trouble persists, contact your power amplifier. He will arrange for the recording you return only that the cables are returned freight collect to the ...return your unit to determine whether your amplifier has separate output connections for the right speaker. The System is packed in this reason, the BOSE 901 is available at high sound levels which disappears when you turn the volume down or switch the BELOW 40 switch to CONTOUR, you hear ...
Owner's guide
Page 15
.../4" 0 Input Impedance: 150k ohms Output Impedance: less than five seconds!: 400 watts Maximum recommended amplifier power for use with a damping factor of 40 or higher meets the requirements of the 901. (The wire size recommendations of Table 1 on each ceramic magnet: 9.6 ounces G. Driver Complement Each... ACCESSORIES AND OPTIONS WALNUT FACINGS The BOSE 901 is available with high energy magnets to provide the rich look of each speaker front allows a choice of Direct and Reflected Sound Radiation Power radiated by reflection: 89% Power radiated directly: 11% (Design percentages...
.../4" 0 Input Impedance: 150k ohms Output Impedance: less than five seconds!: 400 watts Maximum recommended amplifier power for use with a damping factor of 40 or higher meets the requirements of the 901. (The wire size recommendations of Table 1 on each ceramic magnet: 9.6 ounces G. Driver Complement Each... ACCESSORIES AND OPTIONS WALNUT FACINGS The BOSE 901 is available with high energy magnets to provide the rich look of each speaker front allows a choice of Direct and Reflected Sound Radiation Power radiated by reflection: 89% Power radiated directly: 11% (Design percentages...