3.1. 1.6. 3.1. 1.6. 3.1. 1.7. 3.6. 1.7. 3.6. 1.7. 3.6. 0.40mH 0.55mH 0.40mH 0.55mH 0.40mH 0.55mH 0.98mH 1.9mH 0.98mH 1.9mH 0.98mH 1.9mH 8.5mm 8.5mm 8.5mm 8.5mm 8.5mm 8.5mm 4.4mm 5.3mm 4.4mm 5.3mm 4.4mm 5.3mm 40mm 40mm 35mm 35mm 35mm 35mm 37mm 37mm 37mm 37mm 33mm 33mm 0.46 0.39 0.26 0.25 0.25 0.22 0.56 0.63 0.32 0.36 0.16 0.18 300 Jubilee Drive Boston and Boston Acoustics are registered trademarks of Boston Acoustics, Inc. ©1999 Covered by patents issued and/or Peabody, MA 01960 U.S.A. pending. 9

Warning This manual explains only the basic installation of the subwoofers—not the techniques required to perform the installation. If you do not have the experience that these procedures require, we strongly suggest you consult your Boston Acoustics dealer about professional installation. Enclosure Recommendations The ProSeries and Competitor Series subwoofers are designed to deliver optimum performance in small sealed enclosures. The Generator Series subwoofers are designed for either sealed o

Keep any restrictive materials such as wood, hard plastic or metal from directly blocking the subwoofer. Sedan Installation Wiring 2 ohm subwoofers One 2. sub Two 2. subs, series Two 2. subs, parallel Three 2. subs, series Four 2. subs, series/parallel Wiring 4 ohm subwoofers One 4. sub Two 4. subs, parallel Three 4. subs, parallel Four 4. subs, series/parallel Four 4. subs, parallel ProSeries Competitor Series Specifications 12.5LF 10.5LF 8.5LF 1500 Nominal Size 12" (30cm) 10" (25cm) 8" (20cm)

The following are the recommended enclosure volumes: Sealed Enclosures ProSeries 12.5LF 10.5LF 8.5LF Competitor Series 1500 1200 1000 800 Generator Series GS1500 GS1200 GS1000 Gross Internal Volume 1.0ft3 0.5ft3 0.3ft3 1.5ft3 1.0ft3 0.5ft3 0.3ft3 2.5ft3 1.5ft3 .75ft3 -3dB Down Point—In Car System "Q" (2.) (4.) 20Hz 0.9 1.1 20Hz 0.8 0.95 20Hz 0.6 0.7 20Hz 1.36 1.56 20Hz 1.03 1.12 20Hz 0.92 0.98 20Hz 0.69 0.73 20Hz 1.63 1.5 20Hz 1.38 1.29 20Hz 1.18 1.09 Recommended Enclosure Dimensions (Internal)

2./4. 2./4. 2./4. ProSeries Competitor Series Theile/Small Parameters 12.5LF 12.5LF 10.5LF 10.5LF 8.5LF 8.5LF 1500 1500 (2.) (4.) (2.) (4.) (2.) (4.) (2.) (4.) Resonant Frequency (Fs) 30Hz 31Hz 33Hz 34Hz 35Hz 36Hz 34Hz 35Hz Equivalent Volume (Vas) 84 liters 84 liters 35 liters 35 liters 21 liters 21 liters 155 liters 155 liters 2.97ft3 2.97ft3 1.24ft3 1.24ft3 0.74ft3 0.74ft3 5.47ft3 5.47ft3 Total Q (Qts) 0.45 0.57 0.44 0.53 0.33 0.40 0.72 0.85 Electrical Q (Qes) 0.47 0.61 0.47 0.57 0.35 0.42 0.8

Installed correctly, your ProSeries system will offer unprecedented performance for many years to come. Warning This manual explains only the assembly and placement of the various components, not the techniques required to perform the installation. If you do not have the experience these procedures require, we strongly recommend you consult your Boston Acoustics dealer about professional installation. 2 System Contents Here's what comes with this system (two each): 6.53 System 6.5 System

©1998 Covered by patents issued and/or pending. 42-789-0

©1998 Covered by patents issued and/or pending. 42-789-0

©1998 Covered by patents issued and/or pending. 42-789-0

3.1. 1.6. 3.1. 1.6. 3.1. 1.6. 3.2. Voice Coil Inductance @ 1kHz (Le) 0.40mH 0.55mH 0.40mH 0.55mH 0.40mH 0.55mH 0.45mH 0.62mH Linear Excursion—One Way (Xmax) 8.5mm 8.5mm 8.5mm 8.5mm 8.5mm 8.5mm 5.5mm 5.5mm Peak-to-Peak Maximum Excursion 40mm 40mm 35mm 35mm 35mm 35mm 40mm 40mm Reference Efficiency (. o) 0.46 0.39 0.26 0.25 0.25 0.22 0.73 0.64 We provide Theile/Small Parameters for those interested in studying subwoofers further. We do not recommend you use computer software to determine enclosure