Boston Acoustics Micro90x II user manual

Summary of the content on the page No. 1

Micro90c II
Micro90x II
Micro80x II
Micro Speaker Series

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Specifications Micro90c II Micro90x II Micro80x II Frequency Response (±3dB) 100–20,000Hz 120–20,000Hz 120–20,000Hz Recommended Amplifier Power 15–125 watts 15–125 watts 15–100 watts Nominal Impedance 8 ohms 8 ohms 8 ohms Sensitivity [1 watt (2.83v) at 1m] 90dB 89dB 89dB 3 Tweeter 1" (25mm) 1" (25mm) ⁄4" (19mm) aluminum dome aluminum dome dome 1 1 1 Bass Unit (dual) 3 ⁄2" (89mm) 3 ⁄2" (89mm) 3 ⁄2" (89mm) copolymer copolymer copolymer Crossover Frequency 2500Hz 3800Hz 4500Hz 3 1 7 1 3 7 1 3

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How to Wire Your Speakers You need to wire your speakers correctly to obtain the best sound quality and the proper image. Wiring should just take a few minutes, but it’s important to do it carefully, since incorrect wiring (such as reversed connections) can result in a poor soundstage or poor bass. We recommend using 18-gauge or larger speaker wire for runs up to 25 feet (8m), and thicker 1 16-gauge or larger for longer runs. Strip ⁄ 2" (12mm) of insulation off the ends of each speaker cable to

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Connections WARNING: To prevent electrical shock, always switch off the amplifier or receiver when making connections to the speaker. Micro90c Micro90c II Center Channel Connections Connect the speaker’s terminals to the center channel terminals on the ampli- fier or receiver. Maintain consistency of the + (red) and – (black) connections Rear channel Left Right by using the markings on the wire. Center channel Micro90x II and Micro80x II Receiver or amplifier Satellite Connections Connect the sa

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Wall-Mounting the Micro Satellites The Micro satellites may be wall-mounted using the included keyhole bracket. 1 Install a #8 or #10 mounting screw on the wall (not sup- 1 plied–consult a knowledgeable installer regarding the proper hardware to use on your wall). 2 Attach the bracket to the back of the speaker with the machine screw and acorn nut as shown. 3 3 3 If you are running wires behind the wall, make a ⁄8" 2 3 (9.5mm) wire hole, 1 ⁄4" (44mm) below the mounting screw for the wire. The s

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Listening Levels and Power-Handling The power recommendation for the system assumes that you will operate the amplifier in a way that will not produce distortion. Even our rugged speakers can be damaged by a modest amplifier if it produces distortion. If you hear a harsh, gritty noise, turn down the volume. Prolonged or repeated operation of your speaker with a distorted signal from the amplifier can cause damage that is not covered by the warranty. Limited Warranty For five years from the date