NHT SA-2 User Manual download pdf (Page 3)

Thank you for your purchase of the NHT SA-2 monaural subwoofer amplifier. Please take a few

moments to read through this Owner’s Manual prior to installing your new amplifier and/or subwoofer

system. The information provided can help you to obtain maximum performance from your audio

system. For your convenience, a glossary on page 16 explains some technical terms. If you have

questions or require assistance at any time during the installation or operation of your new

amplifier/powered subwoofer system, please call your local NHT dealer or our Toll-Free Customer

Service Hotline at:

1-800-NHT 9993

Please retain the SA-2 packaging to protect the amplifier in the event that you move or transport it.

Table of Contents

I. Specifications 2

Placement 2

Front and Back Panel Diagrams 3

General Connections 4

Low-Pass Filter 4

High-Pass Filter 4

Subwoofer Phase 4

Subwoofer Volume Control 5

II. The SA-2 and SW2Si: The SW2Pi Powered Subwoofer System

Connection Methods 5

Fine Tuning the Subwoofer 10

III. Multiple Subwoofer Configurations: Using two SW2Si subwoofers 11

Connection Method 11

IV. The SA-2 and Biamplification 11

Connection Methods 12

Recommended Biamplification Settings 15

Bass Tuning Methods 15

V. Operation 15

Maintenance 15

Changing the Line Voltage Setting 15

Changing the Fuse 15

Troubleshooting 16

Glossary of Terms 16

VI. Warranty Information 17

1 2 3 4 5 6 7 8 ... 18 19

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NHT SA-2 User Manual Page 3