Boston Acoustics BT2 инструкция обслуживания

Boston BT1 Boston BT2 Music & Cinema Loudspeaker Altavoz para música y cine Enceinte acoustique pour musique et home-cinéma Lautsprecher für Musik und Heimkino[...]

– 2 – A B C D E A B C D E 123456 123456 10 17 1 / 2 1 8 5 / 8 16 1 / 4 Front View Boston BT1 Dimension Sheet All Dimensions in inches. It is recommended that at least 0.75-inches of extra depth is added to the compartment for wiring and at 0.75-inches on either side to ease removal. For more information on the BT or any other Boston products, p[...]

Contents Thank Y ou! . . . . . . . . . . . . . . .4 Specifications . . . . . . . . . . . . .4 What's in the Box . . . . . . . . . .5 Placement/Location Tips . . . .5 Midrange/T weeter Positioning . . . . . . . . . . . . . . .7 Installation Tips . . . . . . . . . . .8 Screen/Cabinet Compensation . . . . . . . . . . . .9 Wiring . . . . . . . . .[...]

– 4 – Frequency R esponse (±3dB) R ecommended Amp Po wer Nominal Impedance Sensitivity (2.83v at 1m) Tw eeter Midrange Bass Unit Crossov er Frequency Width Height Depth w/grille Depth w/o grille *In keeping with our policy of continual product improvements, specifications ar e subject to change without notice. Please visit our Web site, www .b[...]

– 5 – What’ s in the Box • BT1/B T2 Speaker • Grille • Self-adhesive neoprene feet • Foam blocks • This Manual General Placement/ Location Tips Cabinet Placement If the BT speaker is going to be placed in a cabinet or in a confined location: • Maintain a minimum 3 / 4 -inch clearance on each side of the BT speaker . •F oam is pr[...]

– 6 – Music System Placement/ Location Tips F or optimum results in a music sy stem: • Place one speaker on each side of the listening area, equidistant from the listening area. •P osition the midrange/tweeter baffle using the guidelines listed on page 7. Home Theater Design Placement/Location Tips L/C/R (Left/Center/Right) When using the B[...]

– 7 – Positionnement du médium/tweeter Le médium/tweeter peut être placé en biais ou pivoter pour assurer des performances opti- males. Les consignes ci-après v ous permettront d’obtenir un position- nement correct. • Le haut-parleur médium/tweeter du BT1 et B T2 doit toujours être positionné de manière à conserver l’alignement [...]

– 8 – Installation Tips V ibration To av oid problems caused by vibration and to prevent scratching the finish, install the provided neoprene feet on the bottom of the speaker . When installing the BT speaker in a cabinet or shelf, make sure that the speaker’s enclo- sure does not make direct contact with the back, sides, or top of the cabine[...]

– 9 – Screen Compensation The Screen Compensation switch alters the response of the speaker to compensate for the absorption characteristics of a projection screen or thick grille cloth on a cab- inet. Depending on the thickness of the screen or cloth, this may or ma y not be needed. Try both settings and use the one that sounds best. Flush Mou[...]

– 10 – P ositioning and R otating the Midrange/Tw eeter (MT) Baffle 1. Position the speaker so the MT baffle is facing upw ard. 2. R emov e the four Phillips-head screws holding the MT baffle in place . 3. Gently tip the speaker on its side so that the MT baffle slides out. 4. To angle the MT baffle , detach the wiring harness, slide out the pl[...]

– 11 – Wiring There are three basic wa ys to con- nect the BT speakers to y our receiv- er or amplifier . • Basic •B i-Wiring • Bi-Amplification Basic Hookup This method only requires one pair of speaker wires, run from the amplifier or receiver to the speaker . 1. Connect the speaker terminals to the amplifier's speaker outputs. 2. [...]

– 12 – Bi-Amplification Bi-amplification requires using separate two-channel amplifiers , each dedicated to a speaker . Using more than one amplifier can enhance the dynamic performance of your s ystem. “Splitting the load” between tw o amplifiers lets each amplifier work less hard, increas- ing the av ailable current to the drive units , a[...]

– 13 – Front View Side View Foam Blocks Barrier Foam When placing a speaker inside of a cabinet, the performance can be optimized if the speaker's baf- fle is extended to the walls of the cabinet. We have pro vided foam blocks for filling in the area around the speaker in the cabinet. This allow s the baffle to extend out to the edge of th[...]

– 14 – Grille Installation A metal grille has been provided for protecting the drivers if the speakers are to be used out in the open. If your B T1 or BT2 speaker is going to be used behind a grille cloth door or projection screen you do not need to use the grille . Grille Installation Instructions 1. P osition one side of the grille into the s[...]

– 15 – Listening Levels/ Power Handling The pow er recommendations for the speakers assume that you will operate the amplifier in a wa y that will not produce distortion. Even our rugged speakers can be dam- aged by an amplifier if it is produc- ing distortion. If you hear a harsh, gritty sound, turn down the v olume . Prolonged or repeated ope[...]

AMD is a trademark of Boston Acoustics, Inc. Boston, Boston Acoustics, the Boston Acoustics logo, and VR are register ed trademarks of Boston Acoustics, Inc. Specifications are subject to change without notice. © 2003 Boston Acoustics, Inc. 300 Jubilee Drive Peabody , MA 01960 U.S.A. 978.538.5000 www .bostonacoustics.com 042-001591-0[...]