RC Manual Nov2000 11/15/00 5:32 PM Page 1 RC820 RC620 RC520 RC420 Boston Rally® Component Systems Installation Manual 1
RC Manual Nov2000 11/15/00 5:32 PM Page 2 Table of Contents Warning 2 System Contents 3 System Placement 4 Tweeter Installation 6 Woofer Installation 8 Crossover Installation 10 System Wiring 11 Specifications 12 Congratulations! You have purchased the finest automotive component system the industry has to offer. Installed correctly, your Boston Rally system will offer unprecedented performance for many years to come.
RC Manual Nov2000 11/15/00 5:32 PM Page 3 System Contents Here’s what comes with this system (two each): RC820LF woofer RC820 RC620 RC520 RC420 ✓ ✓ RC620LF woofer RC520LF woofer ✓ RC420LF woofer ✓ Neo 3r tweeter ✓ ✓ ✓ ✓ Flushmount kit ✓ ✓ ✓ ✓ Anglemount kit ✓ ✓ ✓ ✓ Surfacemount kit ✓ ✓ ✓ ✓ ✓ 820X Crossover ✓ 620X Crossover ✓ 520X Crossover ✓ 420X Crossover Gasket ✓ ✓ ✓ ✓ 3
RC Manual Nov2000 11/15/00 5:32 PM Page 4 System Placement Best imaging is obtained when the tweeter and the woofer are placed out to the sides and far forward.
RC Manual Nov2000 11/15/00 5:32 PM Page 5 Woofer in kick panel, tweeter in kick panel Woofer in door, tweeter in dashboard 5
RC Manual Nov2000 11/15/00 5:32 PM Page 6 Tweeter Installation There are several different installation kits for the Neo 3r tweeter.
RC Manual Nov2000 11/15/00 5:32 PM Surface-mount installation Page 7 Flush-mount installation 7
RC Manual Nov2000 11/15/00 5:33 PM Page 8 Woofer Installation Mount the woofer rigidly to a surface that provides a complete air seal from front to rear.
RC Manual Nov2000 11/15/00 5:33 PM 620LF installation Page 9 520LF/420LF installation 9
RC Manual Nov2000 11/15/00 5:33 PM Page 10 Crossover Installation Crossover lid removal Crossover installation 10
RC Manual Nov2000 11/15/00 5:33 PM Page 11 System Wiring 1/ " 4 11
RC Manual Nov2000 11/15/00 5:33 PM Page 12 Specifications Specification RC820 System RC620 System 1 ⁄2 6 ” (165mm) RC520 System 1 ⁄4 5 ” (130mm) RC420 System 4” (100mm) Nominal Size (woofer) 5 x 7” Mounting Cutout 7 ⁄4 x 5” (184 x 127mm) Mounting Depth 2 ⁄2” (64mm) 2 ⁄8” (65mm) 2 ⁄4” (57mm) 1 ⁄4” (46mm) Recommended Amplifier Power 20-275 watts 20–275 watts 20–250 watts 20–180 watts Frequency Response (±3dB, in-car) 50-20kHz 60–20kHz 65–20kHz 75–20kHz Nominal Impedance 4 ohms
