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Question posted by davec1258 on October 18th, 2020

Need Internal Speaker Diagram For 901 Series 3 Speakers

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Answer #1: Posted by INIMITABLE on October 18th, 2020 4:57 PM

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Related Bose 901 Series III Manual Pages

Owner's guide - Page 1

to' ;PN Nit 1•431 tr41:".f414 • • • l< •114/11 z ken.? r • • ( ". • Owner's Manual .S SSS 901SERIESIII Direct/Reflecting® Speaker System :•• • .xl. 4;44'O4 V 4 ; rip 4 " CA? • '4'. '44 I Alt , '4 iFfa •fi.

Owner's guide - Page 2

... V. Connecting Other Equipment 14 A. Care and Maintenance VIII. The 901 Series III Loudspeaker System 4 A. Wire Selection 2. Using the Tape Monitor Circuit 2. Using Separate Components: Connecting Between the Preamp and the Amplifier 3. Tape Recorders B. Living with your BOSE 901 Speakers 16 A. Adjusting Your Equalizer Controls B. Technical Information 18 A. Voltage...

Owner's guide - Page 3

... filler material along with the unique listening pleasure provided by your dealer immediately. UnpackingInstructions The 901 Series III speaker system is found in operation. Save the cartons and packing material for purchasing the BOSE 901 Series III Direct/Reflecting• speaker system. nine full-range drivers, and electronic active equalization, is the culmination of many...

Owner's guide - Page 4

...of a live performance. 2. B. The New Full-Range High-Performance Driver In the 901 Series III driver, a combination of technological advances make possible its response in correct balance; The combination... and lower distortion. • An injection molded frame, eliminating distortion of the speaker. every loudspeaker has many inherent resonances that required a 50 watt amplifier with all...

Owner's guide - Page 5

... ear allows the drivers and enclosure to work with the active equalizer. permitting optimum speaker performance in combination with nine full-range matched drivers in a wide range of room... three new equalizer features: • More precise equalization of the 901 Series III is to operate properly through the frequency range where reactive loading occurs. This precise ...

Owner's guide - Page 6

... "Part 2") and an electronic Active Equalizer packed in most rooms. If you obtain the best performance. Distances closer to develop around the speaker system. 1. PLACING THE SPEAKERS Unlike conventional speakers, the 901 Series III functions with live performances. The basic idea is to provide space to allow the sound to the ceiling or floor restrict the...

Owner's guide - Page 8

... Mml listeners will lid flUIICeany elk,' A wellrl wee lengths ateincreased by asnloch as extension speakers or used for speaker connection. c. Only one side of 901 Series III loudspeakers are used to connect the speakers to the terminal marked "corn." Installion B. Wire Selection If the wire used , they Can be purchased without the equalizer These speakersare soldas...

Owner's guide - Page 9

... over 100 watts rms perchannel, fuse yourspeakersasoutlined inSECTION 3. 3. Purchase fuseholders and the appropriate fast-acting fuses. Connect the fuseholders in series with each speaker, placing the fuse in series with the positive wire going to the terminal marked "pos." "positive." BOSE Corporation recommends the use of the Buss AGC SeriesortheLittlefuseAGSeriesasspeaker...

Owner's guide - Page 10

...amplifier; UsingtheTapeMonitorCircuit The connection methods described in this is important because conventional speakers and headphones should realize that the equalizer will tell you have a...IT IS MOST IMPORTANT THAT YOU FOLLOW THESE INSTRUCTIONS FOR OPTIMUM PERFORMANCE OF YOUR 901 SERIES III SPEAKER SYSTEM. 1. Using one of the cables supplied with the Active Equalizer. (...

Owner's guide - Page 11

...ON" FOR THE ACTIVE EQUALIZER TO BE IN THE CIRCUIT. NOTE 2: THE 901 SERIES III EQUALIZER IS NOT COMPATIBLE WITH THE 901 SERIES I . j. Play the entire system as any errors in connection of the ... connection of the test.) I ." If your amplifier or speaker connections carefully.) You have now tested the amplifier, wiring, and speaker systems. but not the equalizer, as it is not functioning...

Owner's guide - Page 12

... prove inconvenient if you do connect the equalizer in this manner, it is permanently wired into the circuit. (See SECTION V.) If you are using conventional speakers or headphones. (See SECTION V.) Due to the circuitry characteristics of the PREAMP-OUT and MAIN-IN jacks provided by many manufacturers on their receivers or...

Owner's guide - Page 13

... separate components, connect the equalizer after the output of the 901 Series III system, optimum performance is connected in connection jacks. Also, be repeated when using speakers having similar spatial characteristics, such as the Bose Direct/ Reflecting' 501 or Model 301 speaker systems. These speaker systems have four-channel tape monitor or preamp out/main in...

Owner's guide - Page 14

... integrated amplifier. Similarly, connect the LEFT channel TAPE IN jack on the equalizer to the LEFT or "A" channel INPUT (or LINE IN) jack on the 901 Active Equalizer in the MONITOR position (in). Similarly, connect the LEFT channel TAPE OUT jack on the equalizer to the RIGHT or "B" channel INPUT (or...

Owner's guide - Page 15

... cables to the unused tape monitor input connections of your control amplifier in the OFF or NORMAL position when playing conventional speakers or headphones with conventional speakers and headphones. To play your 901s. Your tape recorder will then be connected directly to switch the Active Equalizer out of the circuit by placing the...

Owner's guide - Page 16

... reducing turntable or record rumble. ance of the equalizer controls and your listening room acoustics. Similarly, placing the speakers further away from 4.000 Hz to 260-Hz range. ADJUSTING YOUR EQUALIZER CONTROLS The 901 Series III equalizer has been completely redesigned with your listening room, personal listening tastes, and high-frequency variations in the...

Owner's guide - Page 17

.... This is available for your room. •te • B. place the Part 1 speaker on the left side of the room and the Part 2 speaker on the bottom. Use either decorator chain or wire to adjust the sound for the 901 Series III and utilizes a four-hole mounting pattern. For acoustically "dead" rooms e.g., rooms with the...

Owner's guide - Page 18

...) Noise ("A" weighted): 85 dB below system resonance and partially isolated individual cells for each driver; The Speaker Dimensions: 21" Wide x 12%" High x 13" Deep Weight: 35 lbs. MID-BASS CONTOUR: ...of speaker cabinet for full dynamic range home listening: 70 watts rms per channel at 8 ohms. Maximum Recommended Power for maximum efficiency. 6. Twenty watts (in series. ...

Owner's guide - Page 19

... closest BOSE Authorized Factory Service Agency or the BOSE factory (The speakers require no care, although they may damage the speaker operating correctly. • • B. 110-220 VAC VOLTAGE CONVERSION The BOSE Series III Equalizer is designed to maintain the beautiful appearance of your 901s. Be certain that all cables are probably overloading the amplifier...

Owner's guide - Page 20

... that the above limitation may not apply to coverage under this card is encouraged, but only if the unit is provided requesting information about you need a new carton, your nearest BOSE dealer for parts or labor. This warranty does not extend to improper packing is not a condition to you may elect...