Boston acoustics RX57 - Manuals

4 Speaker Wiring For your convenience, two sets of two-conductor wire are provided to use between the speakers and the amplifier or head-unit. Other wire may be substituted if desired as long as it is at least 18 gauge. Two-conductor speaker wire connects the positive and negative ter- minals of eac...

Installing Speakers in Factory Cutouts 1. Make sure the mounting surface provides a complete air seal between the front and the back of the speaker. If the surface is uneven, or if air can leak directly from the back of the speaker to the front, seal the air leaks with silicon sealant or weather str...

7 RX87 and RX97 Installation Option The RX87 and RX97 can also be installed from underneath the rear deck to reduce the installed height of the tweeter module. A spacer is sup- plied with these speakers to protect the rubber surround. The spacer is installed between the speaker and the mounting surf...

8 Installing Speakers In Nonstandard Locations Check the clearance of both speaker locations. Your vehicle may not be symmetrical. (There may be multiple window controls on the driver’s side, for example.) If installing in the doors, remove the interior panel. Avoid possible speaker contact with doo...

12 Professional Tips • Some installers construct mounting surfaces from MDF. This dense material dampens resonances and provides a rigid mounting surface. • In cases where the speaker is being mounted on the surface of the interior door panel and there is a gap between the panel and the metal of the...

13 Adding Subwoofers and Electronic Crossovers The best way to combine a subwoofer with your Boston Rally Series speaker system is with an electronic crossover. Level matching (making the subwoofer play at the same level as the coaxial system) and precise frequency division are much easier to get ri...

Limited Warranty For one year from the date of purchase, Boston Acoustics will repair for the original owner any defect in materials or workmanship that occurs in normal use, without charge for parts or labor. Your responsibilities are to use the speaker system according to the instructions supplied...