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uncompromising design and engineering philosophy. Your Soundstream
REFERENCE amplifier will outperform any other amplifier in the world.
To maximize the performance of your system, we recommend that you
thoroughly acquaint yourself with its capabilities and features. Please
retain this manual and your sales and installation receipts for future
reference.
Soundstream amplifiers are the result of American craftsmanship and the
highest quality control standards, and when properly installed, will
provide you with many years of listening pleasure. Should your amplifier
ever need service or replacement due to theft, please record the
following information. which
will help protect your investment.
Model and Serial #
Dealer's Name
Date of Purchase
Installation Shop
Installation Date
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TABLE OF CONTENTS
Design Features ....................................................
Reference41 4s Diagram ........................................
High Power/Auto High CurrentTM Power Supply Design. ..... 10
Selecting Input Modes.. .........................................................
Balanced / Unbalanced Input (Reference644s) ..................... 12
Wiring & Wiring Diagram ................................................
Installation and Mounting .......................................................
Level Setting (Reference414s) ..............................................
Level Setting (Reference644s) ..............................................
Crossover Adjustments .........................................................
...........................................................................
Sample Systems ............................................................
Troubleshooting .....................................................................
Service ..................................................................................
Protection Circuitry. ...............................................................
Specifications ................................................................
4
5
6
7
8
9
11
13 - 14
15
16
17
18
19
20 - 25
26
26
27
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