Massive Audio QC152, QC122 Instruction Manual

Ultra High Quality Sub-Woofer

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Massive Audio, Inc.

P.O. Box 252004

Los Angeles, CA 90025 U.S.A.

www.massiveaudio.com

Due to continuing product improvement futures and specifications may change without notice.

2008 Massive Audio, Inc.

Ver.1

Introduction:

Congratulations!

And thank you fo r purchasing a “Massive Audio” Ultra High Quality
(QC) Series Subwoofer for your car audio system. You now own a
subwoofer of uncompromising design and engineering incorporating
the latest advances in motor structure, voice coil geometric winding
and cone structure. This handcrafted subwoofer is designed to deliver
the demands of serious “SQ” sound quality.
Q C Series subwoofers display a fine balance between high
quality, performance and reliability; all proven qualities of “Massive
Audio” products.

“Massive Audio” subwoofers are the result of American Craftsmanship
using only the highest quality components and quality

standards. In order to provide you with many years of listening
pleasure, we recommend you to have your new subwoofer installed by
an Authorized “Massive Audio Dealer.” This will ensure the proper
installation of your product, and will also increase the length of your
warranty to TWO YEARS.

(Please see the warranty section of for more details.)

Please take a moment to thoroughly read this manual to ensure that you
get the maximum benefit from this new addition to your car audio
system. When installed properly, this unit will provide years of
trouble-free performance.

Should your subwoofer ever need service or replacement due to theft,
please record the following information, which will help protect your
investment.

Model #: _______________________________________

Dealer’s Name: ___________________________________

Date of Purchase: __________________________________

Installation Shop and Date:__________________________

You will soon discover that

control

QC Series

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DESIGN FEATURES

Heavy powder coated cast aluminum basket:

Custom die-cast heavy duty basket made of 6041 high density aviation
grade aluminum, to minimize vibration. Heavy power coating to dampen
the basket to further minimize vibration and ringing noises.

Double stacked 180 oz. Ferrite magnets structures:

These high energy Y40 magnets will assure sufficient magnetic force
needed for high SPL output.

Chrome Plated top and bottom plates:

For enhance cosmetics and to help to help protect the metal from corrosion.

Poly Cotton Damper:

Poly-Cotton Damper W/ Woven Round Tinsel Lead Wire

for a more linear diaphragm motion.

V Cone:

Ultra light V cone with custom window cut-outs.
For fast accurate and high quality sound reproduction.

CAUTION!

Recommended power range per sub-woofer is
200W - 800W RMS. Exceeding this power range
may increase the likelihood of driver failure.
Subwoofers operated above the recommended
power are not covered under warranty.

1” tall roll santoprene surround:

Custom santoprene surround for maximum excursion and sound quality
bass reproduction.

Reinforced Aluminum Former:

Dual 2 Ohm, 3” 4 layer voice coil with 54mm winding length on a
reinforced aluminum former.

Ventilation plate:

Molded ABS plate with chrome finish to insure noise free ventilation

High X-max:

40 mm peak to peak x-max to insure high SPL sound reproduction

1600 Watts max 800Watts RMS

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CAUTION!

Pre-install preparation

This subwoofer has to play at a low frequency, Mid-volume
signal for at least 2 hours to loosen the suspension.
This is a requirement to get the best performance from
this sub-woofer.

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