Page 1
1
RC820
RC620
RC520
RC420
Boston Rally®Component Systems
Installation Manual
RC Manual Nov2000 11/15/00 5:32 PM Page 1
Page 2
2
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.
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.
Table of Contents
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3
System Contents
Here’s what comes with this system (two each): RC820 RC620 RC520 RC420
RC820LF
woofer ✓
RC620LF ✓
woofer
RC520LF
woofer ✓
RC420LF
woofer ✓
Neo 3r
tweeter ✓✓✓✓
Flush-
mount kit ✓✓✓✓
Angle-
mount kit ✓✓✓✓
Surface-
mount kit ✓✓✓✓
820X Crossover ✓
620X Crossover ✓
520X Crossover ✓
420X Crossover ✓
Gasket ✓✓✓✓
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4
System Placement
Best imaging is obtained when the tweeter and the woofer are placed out to the sides and far forward.
Woofer in door, tweeter in door
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5
Woofer in kick panel, tweeter in kick panel
Woofer in door, tweeter in dashboard
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6
Tweeter Installation
There are several different installation kits for the Neo 3r tweeter.
Surface-mount kit
Angle-mount installation
Flush-mount kit
Angle-mount kit
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7
Flush-mount installation
Surface-mount installation
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8
Woofer Installation
Mount the woofer rigidly to a surface that provides a complete air seal from front to rear.
820LF installation
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9
620LF installation
520LF/420LF installation
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Page 10
10
Crossover Installation
Crossover lid removal
Crossover installation
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11
System Wiring
1
/4"
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300 Jubilee Drive
Peabody, MA 01960
USA
978.538.5000
Boston, Boston Acoustics, and
Boston Rally are registered trademarks
of Boston Acoustics, Inc.
©2000 All rights reserved.
Covered by patents issued and/or
pending.
042-001049-2
Specifications
Specification RC820 System RC620 System RC520 System RC420 System
Nominal Size (woofer) 5 x 7” 6
1
⁄
2
”5
1
⁄
4
”4”
(165mm) (130mm) (100mm)
Mounting Cutout 7
1
⁄
4
x 5” 5
1
⁄
4
”4
5
⁄
8
”3
5
⁄
8
”
(184 x 127mm) (132mm) (117mm) (93mm)
Mounting Depth 2
1
⁄
2
”2
5
⁄
8
”2
1
⁄
4
”1
3
⁄
4
”
(64mm) (65mm) (57mm) (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 4 ohms 4 ohms 4 ohms
Sensitivity (1 watt/1 meter) 90dB 90dB 90dB 90dB
Specifications subject to change without notice.
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