Owner's guide
Page 2
... Than A Pair of 901s In Case of Your 901s A. Connecting Headphones or Conventional Speakers Getting The Most Out of Your 901 Speakers A. Fusing Your 901 Speakers C. 901 SERIESIC OWNER'S MANUAL TABLE OF CONTENTS I (Using PRE•AMP OUT and MAIN IN Connections with Receiver or Integrated Amplifier) 3. VII. Speaker Placement B. Connecting The Speakers 1, Selecting The Speaker Wire 2. II. Adjusting The Equalizer Controls...
... Than A Pair of 901s In Case of Your 901s A. Connecting Headphones or Conventional Speakers Getting The Most Out of Your 901 Speakers A. Fusing Your 901 Speakers C. 901 SERIESIC OWNER'S MANUAL TABLE OF CONTENTS I (Using PRE•AMP OUT and MAIN IN Connections with Receiver or Integrated Amplifier) 3. VII. Speaker Placement B. Connecting The Speakers 1, Selecting The Speaker Wire 2. II. Adjusting The Equalizer Controls...
Owner's guide
Page 3
...PART 1. Unpack both cartons carefully. (Save the cartons and packing materials for purchasing the BOSE 901 Series 31Direct/Reflecting r speaker system. Repack the speakers and the Equalizer in speaker technology. perienced with its unique shape, 9 drivers, and Active Equalizer incorporates a number of...major differences contribute directly to the art of a dense, solid substance such as this section. II. The superior dispersion characteristics of the 901 allow considerable freedom of the 901, you must follow the placement guidelines in this is packed in two cartons marked "Part 1"...
...PART 1. Unpack both cartons carefully. (Save the cartons and packing materials for purchasing the BOSE 901 Series 31Direct/Reflecting r speaker system. Repack the speakers and the Equalizer in speaker technology. perienced with its unique shape, 9 drivers, and Active Equalizer incorporates a number of...major differences contribute directly to the art of a dense, solid substance such as this section. II. The superior dispersion characteristics of the 901 allow considerable freedom of the 901, you must follow the placement guidelines in this is packed in two cartons marked "Part 1"...
Owner's guide
Page 4
... of cabineti, or on , the bottom of the 901 are equipped with each end for one of the two conductors so that the connections to the speakers and the receiver or amplifier be the same for connecting the speakers to your BOSE 901 speakers. TABLE 1 - The two terminals on shelves, as... long as bookcases, cabinets, or other large pieces of furniture. 5. The speakers should be at least 18 inches ...
... of cabineti, or on , the bottom of the 901 are equipped with each end for one of the two conductors so that the connections to the speakers and the receiver or amplifier be the same for connecting the speakers to your BOSE 901 speakers. TABLE 1 - The two terminals on shelves, as... long as bookcases, cabinets, or other large pieces of furniture. 5. The speakers should be at least 18 inches ...
Owner's guide
Page 5
... also known as "COM" "Ground" or "Negative" (-1 "8 OHMS" Terminal also known as a BUSS AGC 3 or a LITTELFUSE 3 AG (3 amp). FUSING YOUR 901 SPEAKERS Any loudspeaker is subject to damage if the amplifier powering it on the left channel amplifier output. PREFERRED METHOD (Using The Tape Monitor Circuit) To... should be sure that all frequencies, the 901 Active Equalizer must be used. (See Section IV E.) 3. use of a fast acting fuse in series with either of the two wires in the cable to assist you in parallel , the terminal marked "41.2" or "4 ohms' on the left side of BOSE 901s.
... also known as "COM" "Ground" or "Negative" (-1 "8 OHMS" Terminal also known as a BUSS AGC 3 or a LITTELFUSE 3 AG (3 amp). FUSING YOUR 901 SPEAKERS Any loudspeaker is subject to damage if the amplifier powering it on the left channel amplifier output. PREFERRED METHOD (Using The Tape Monitor Circuit) To... should be sure that all frequencies, the 901 Active Equalizer must be used. (See Section IV E.) 3. use of a fast acting fuse in series with either of the two wires in the cable to assist you in parallel , the terminal marked "41.2" or "4 ohms' on the left side of BOSE 901s.
Owner's guide
Page 8
... Fig. 4.1) 1 i0 ill I Iit te • it P: I ILL:?:117, 0 FIG. 4 An alternate method of connecting the BOSE Active Equalizer makes use of conventional loudspeakers or headphones because the Equalizer is difficult to the receiver or amplifier in ±f OD wow 41.10.../or moving a slide switch). Tape re- ALTERNATE METHOD II (Using separate PREAMPLIFIERS and POWER AMPLIFIERS) g...g 2sts7,--t a .(113•.... -77:L.'S ....,g17,7 in the conventional manner. One disadvantage of this refer to use conventional speakers or headphones, because the Equal• izer is difficult to...
... Fig. 4.1) 1 i0 ill I Iit te • it P: I ILL:?:117, 0 FIG. 4 An alternate method of connecting the BOSE Active Equalizer makes use of conventional loudspeakers or headphones because the Equalizer is difficult to the receiver or amplifier in ±f OD wow 41.10.../or moving a slide switch). Tape re- ALTERNATE METHOD II (Using separate PREAMPLIFIERS and POWER AMPLIFIERS) g...g 2sts7,--t a .(113•.... -77:L.'S ....,g17,7 in the conventional manner. One disadvantage of this refer to use conventional speakers or headphones, because the Equal• izer is difficult to...
Owner's guide
Page 9
... your integrated amplifier, preamplifier, or receiver, extra terminals are constructed to Fig. 6.1 a. connecting the Equalizer in the circuit while the 901 • speakers are normally the tape recorder terminals of a tape recorder. Connect the RIGHT channel TAPE OUT terminal on the Equalizer to the...been connected to what are being turned on the Equalizer to prevent any possible overloading of the amplifier channels powering the 901 speakers. Since the BOSE Active Equalizer must be connected before the final stage of amplifica• tion of the decoding equipment.
... your integrated amplifier, preamplifier, or receiver, extra terminals are constructed to Fig. 6.1 a. connecting the Equalizer in the circuit while the 901 • speakers are normally the tape recorder terminals of a tape recorder. Connect the RIGHT channel TAPE OUT terminal on the Equalizer to the...been connected to what are being turned on the Equalizer to prevent any possible overloading of the amplifier channels powering the 901 speakers. Since the BOSE Active Equalizer must be connected before the final stage of amplifica• tion of the decoding equipment.
Owner's guide
Page 10
... BE DAMAGED BY PLAYING WITH THE BOSE 901 EQUALIZER CONNECTED IN THE CIRCUIT. ADJUSTING SPEAKER PLACEMENT There are played while the Equalizer is in the circuit, they will radiate far too much space in the middle," the speakers can also be affected by moving the two 901 speaker cabinets. The dispersion of sound into...mid-bass range. Moving the vee (the back of the 901) of the speakers closer to match the power response of the room. The frequency response in the range below 100 Hz and above 3000 Hz to the wall than BOSE 901s. Do not move the vee more than 12 inches will ...
... BE DAMAGED BY PLAYING WITH THE BOSE 901 EQUALIZER CONNECTED IN THE CIRCUIT. ADJUSTING SPEAKER PLACEMENT There are played while the Equalizer is in the circuit, they will radiate far too much space in the middle," the speakers can also be affected by moving the two 901 speaker cabinets. The dispersion of sound into...mid-bass range. Moving the vee (the back of the 901) of the speakers closer to match the power response of the room. The frequency response in the range below 100 Hz and above 3000 Hz to the wall than BOSE 901s. Do not move the vee more than 12 inches will ...
Owner's guide
Page 11
... bass response of approximately 8 dB below 40 Hz. Keep in a high ceiling room, the sound can be adjusted by rotating the speakers. The 901 speaker should be hung from older turntables or recordings. 11 therefore, use hardware strong enough to furniture, location of doorways, and/or small children.... For instance, if you to suspend the speakers far above the listening area in mind that each 901 weighs 33 pounds; If distortion occurs when you prefer to play the system louder, especially with three or ...
... bass response of approximately 8 dB below 40 Hz. Keep in a high ceiling room, the sound can be adjusted by rotating the speakers. The 901 speaker should be hung from older turntables or recordings. 11 therefore, use hardware strong enough to furniture, location of doorways, and/or small children.... For instance, if you to suspend the speakers far above the listening area in mind that each 901 weighs 33 pounds; If distortion occurs when you prefer to play the system louder, especially with three or ...
Owner's guide
Page 13
... of this control to Position 2 or Position 1. SELECTING THE RIGHT AMPLIFIER Most modern amplifiers or receivers will result in the power range of speakers. The ideal placement is music listening likely to be unpleasant in that room by removing some sound absorbing material. Another benefit of sound produced ...over the entire treble range (above 2000 Hzl. Not only is "around the listener in the way of this size is covered with the 901 system. The BOSE 901 can deliver 50.70 watts rms per channel into 8 ohms. If your listening room is rather large or "dead" or if your ...
... of this control to Position 2 or Position 1. SELECTING THE RIGHT AMPLIFIER Most modern amplifiers or receivers will result in the power range of speakers. The ideal placement is music listening likely to be unpleasant in that room by removing some sound absorbing material. Another benefit of sound produced ...over the entire treble range (above 2000 Hzl. Not only is "around the listener in the way of this size is covered with the 901 system. The BOSE 901 can deliver 50.70 watts rms per channel into 8 ohms. If your listening room is rather large or "dead" or if your ...
Owner's guide
Page 14
... available at the point where they are probably overloading the amplifier. you are defective; If one speaker sounds defective, switch the left speaker to the amplifier or receiver. As noted earlier in this reason, the BOSE 901 is connected in the speaker wiring. He will arrange for the recording you should connect each pair of...
... available at the point where they are probably overloading the amplifier. you are defective; If one speaker sounds defective, switch the left speaker to the amplifier or receiver. As noted earlier in this reason, the BOSE 901 is connected in the speaker wiring. He will arrange for the recording you should connect each pair of...
Owner's guide
Page 15
... fabrics. black or chrome. 15 Nominal driver diameter: 4.1/2" Maximum driver excursion: +1/4" Nominal driver impedance: 8 ohms Weight of each speaker front allows a choice of walnut grain around the entire cabinet. Walnut facings are available as a separate add-on kit and are ... BOSE 901 is available with a damping factor of 40 or higher meets the requirements of the 901. (The wire size recommendations of Direct and Reflected Sound Radiation Power radiated by reflection: 89% Power radiated directly: 11% (Design percentages based on Page 4 must be followed.) F. The Speaker ...
... fabrics. black or chrome. 15 Nominal driver diameter: 4.1/2" Maximum driver excursion: +1/4" Nominal driver impedance: 8 ohms Weight of each speaker front allows a choice of walnut grain around the entire cabinet. Walnut facings are available as a separate add-on kit and are ... BOSE 901 is available with a damping factor of 40 or higher meets the requirements of the 901. (The wire size recommendations of Direct and Reflected Sound Radiation Power radiated by reflection: 89% Power radiated directly: 11% (Design percentages based on Page 4 must be followed.) F. The Speaker ...
Owner's guide
Page 16
... is required to the following terms and conditions: 1. DO NOT SHIP BOSE SPEAKERS PARCEL POST. 5. The serial number must correspond to comply invalidates your BOSE system new from BOSE Dealers or the BOSE Factory. SHOULD YOUR UNIT APPEAR TO BE DEFECTIVE, DO NOT RETURN THE... been made. 4. BOSE will be provided by abuse, neglect or accident, and no liability for either parts or labor. without charge for installation labor or consequential damages. 6. FIVE YEAR WARRANTY We warrant the BOSE 901 speaker system to the BOSE Factory or BOSE Factory -Authorized Service Agencies...
... is required to the following terms and conditions: 1. DO NOT SHIP BOSE SPEAKERS PARCEL POST. 5. The serial number must correspond to comply invalidates your BOSE system new from BOSE Dealers or the BOSE Factory. SHOULD YOUR UNIT APPEAR TO BE DEFECTIVE, DO NOT RETURN THE... been made. 4. BOSE will be provided by abuse, neglect or accident, and no liability for either parts or labor. without charge for installation labor or consequential damages. 6. FIVE YEAR WARRANTY We warrant the BOSE 901 speaker system to the BOSE Factory or BOSE Factory -Authorized Service Agencies...