Definitive Technology BP 8B User's Manual
Contents
1. decrease the bass output The speakers should usually be placed 6 to 8 feet apart and kept away from the side walls and corners A good rule of thumb is to place the speakers separated by one half the length of the wall they are positioned along and each speaker one quar ter the length of the back wall away from the side wall Speakers may be angled in towards the listening position or left parallel with the rear wall Generally we recommend angling the speakers in which will result in a somewhat brighter clearer more detailed sound with a more focused central image Leaving the speakers parallel with the wall will result in a less bright more diffuse sound Try to leave the space on the sides of the speakers as open and as unobstruct ed as possible so that there will be no interference with the rear radiated sound The BP 8B can also be used as an exceptional rear or side surround effects speaker in home theater installations When used as a side speaker locate the BP 8B behind and to the sides of the listeners When used as a rear speaker the BP 8Bs can be located 6 12 from the rear wall and pointed towards the listeners or placed sideways on the rear wall with the drivers facing at each other and towards the side walls Technical Assistance It is our pleasure to offer assistance if you have any questions regarding your BP 8Bs or their set up Please contact your nearest Definitive Technology dealer or contact us directly at 410 3632. in phase If you experience a great lack of bass it is likely that one speaker is out of phase with the other Usually if distortion is heard when the speakers are being driven at loud levels it is caused by driving turning up the amplifier too loud and not driving the speakers with more power than they can handle Remember most amplifiers put out their full rated power well before the volume con trol is turned all the way up If your speakers distort when you play them loud turn down the amplifier or get a bigger one Spiking Your Loudspeakers An optional spiking kit has been provided should you desire to spike your loudspeakers Spiking your loudspeakers will provide greater stability when plac ing your loudspeakers on carpeting and will also according to many experts result in an overall improvement in sonic performance Care should be taken when using spikes as they may cause damage to wooden or other floors which are susceptible to being scratched Definitive Technology is specifically not responsible for damage which may result from the use of spikes The spike kit contains 4 spikes To install unscrew the plastic guides on the bot toms of the speakers Then screw the 4 spikes into the T nuts Then preferably with the help of another person lift the speaker upright and lower it down to its exact desired position on the floor You must lower the speaker to the exact position you wan
3. parts to repair damage caused by accident misuse abuse negligence inadequate packing or shipping procedures commercial use voltage in excess of the rated maximum of the unit cosmetic appearance of cabinetry not directly attributable to defects in materials or workmanship or service or repair or modification of the Product which has not been authorized by Definitive Technology Definitive Technology makes no Warranty with respect to its Products purchased from dealers or outlets other than Definitive Technology Authorized Dealers This Warranty is in lieu of all other expressed Warranties If this Product is defective in material or workmanship as warranted above your sole remedy shall be repair or replacement as provided above In no event will Definitive Technology be liable to you for any incidental or consequential damages arising out of the use or inability to use the Product even if Definitive Technology or a Definitive Technology Authorized Dealer has been advised of the possibility of such damages or for any claim by any other party Some states do not allow the exclusion or limitation of consequential damages so the above limitation may not apply to you All implied warranties on the Product are limited to the duration of this expressed Warranty Some states do not allow limitation on how long an implied Warranty lasts so the above limitations may not apply to you This Warranty gives you specific legal rights and you also may have other
4. rights which vary from state to state This product complies with the essential requirements of the EMC directive 89 336 EEC BP8M012109
5. 7148 Service and warranty work on your Definitive loudspeakers will normally be per formed by your local Definitive Technology dealer If however you wish to return the speaker to us please contact us first describing the problem and requesting authorization as well as the locations of the nearest factory service center Please note that the address given in this booklet is the address of our offices only Under no circumstances should loudspeakers be shipped to our offices or returned without contacting us first and obtaining return authorization Definitive Technology Offices 11433 Cronridge Drive Owings Mills Maryland 21117 phone 410 363 7148 Visit us at www definitivetech com BP 8B Specifications Dimensions 7 W x 11 D x 38 H Frequency Response 22 Hz 30 kHz Efficiency 91 dB Nominal Impedance Compatible with 8 ohm outputs Driver Complement Two 14 cm cast basket polypropylene coned bass midrange drivers with butyl rubber surrounds and dust caps and two 25 mm pure aluminum dome tweeters blended by a Linkwitz Riley crossover Recommended Associated Amplification 20 200 watts channel Weight 50 Ibs each Limited Warranty 5 Years for Drivers and Cabinets 3 Years for Electronic Components Definitive Technology warrants to the original retail purchaser only that this Definitive Technology Loudspeaker Product the Product will be free from defects in materials and workmanship for a period of five 5 y
6. Definitive Technology The Leader in High Performance Loudspeakers BP 8B Bipolar Loudspeaker Owner s Manual Congratulations Congratulations on your purchase of the Definitive Technology BP 8B Bipolar Loudspeaker System This revolutionary loudspeaker utilizes state of the art components cast basket homopolymer coned bass midrange drivers moving coil ferrofluid cooled pure aluminum dome high frequency radiators uniphase crossover networks etc a non resonant monocoque cabinet and unique bipolar front and rear radiation in order to achieve the most lifelike sound possible in your listening room for many years to come Please Inspect For Shipping Damage Each loudspeaker leaves our plant in perfect condition Any visible or concealed damage most likely occurred in handling after it left our plant and should be reported at once to your Definitive dealer or the shipping company which delivered your loudspeaker Connecting Your Loudspeakers It is critical for proper performance that both speakers left and right be connect ed in proper phase Note that one terminal on each speaker the is colored red and the other the is colored black Please make certain that you connect the red terminal on each speaker to the red terminal of its channel on your amplifier or receiver and the black terminal to the black terminal Itis essential that both speakers be connected in the same way to the amplifier
7. ears covering the drivers and cabinets and three 3 years for the electronic components from the date of the original purchase from a Definitive Technology Authorized Dealer However this warranty will automatically terminate prior to the expiration of five 5 years for the drivers and cabinets and three 3 years for the electronic components if the original retail purchaser sells or otherwise transfers the Product to any other party The original retail purchaser shall hereinafter be referred to as you Defective Products must be shipped together with proof of date of purchase prepaid insured to the Authorized Dealer from whom you purchased the Product or to the nearest factory service center Product s must be shipped in the original shipping container or its equivalent in any case the risk of loss or damage in transit is to be borne by you If upon examination at the Factory or a Definitive Technology Authorized Dealer it is determined that the unit was defective in materials or workmanship at any time dur ing this Warranty period Definitive Technology or the Definitive Technology Authorized Dealer will at its option repair or replace this Product at no additional charge except as set forth below All replaced parts and Product s become the property of Definitive Technology Product s replaced or repaired under this Warranty will be returned to you within a reasonable time freight collect This Warranty does not include service or
8. t because once the spikes are in place you cannot move the speakers sideways on the rug or floor this may damage the floor or the speakers Next adjust the spikes so the speaker sits solidly and does not rock Please note that you can adjust the feet or spikes to tilt the speakers back front to back approximately 1 2 to 1 highter than rear for even better sound Speaker Break In Your BP 8Bs should sound good right out of the box however an extended break in period of 20 40 hours or more of fairly loud playing is required to reach full performance capability Break in allows the suspensions to work in and results in fuller bass a more open blossoming midrange and smoother high frequency reproduction Positioning the BP 8Bs in Your Room It is important because of the BP 8B s unique bipolar front and rear radiation pattern that some simple set up recommendations be followed in order to assure optimum performance in your room Please remember that although these recom mendations are usually valid all rooms and listening set ups are somewhat unique so do not be afraid to experiment with the speakers Remember whatever sounds best to you is correct In most rooms the speakers should be placed 6 to 12 inches from the rear wall in order to allow the rear radiated sound to freely reflect off the back wall Placement closer to the rear wall will increase the bass output while placement further from the rear wall will
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