
SuperPower
90 Watt Powered Speaker
Setup Guide
NHT's SuperPower 90 watt powered speaker
represents our best efforts to date in active
loudspeaker design.
Use this Setup Guide to help you unpack,
connect and place them your new SuperPower
speaker. If you are interested in more information
about these and other NHT speakers, please visit
our website at , you will find
complete owner's manuals and other tips to make
the most of your installation. If at any time during
or after setup you require personal assistance,
feel free to call our Customer Hotline at 1-800NHT-9993 (800-648-9993).
www.nhthifi.com
Satisfaction and Warranty
We hope you enjoy the sound of your NHT
Classic speakers as much as we do. Warranty
terms and conditions and service procedures
varies by country of purchase. For USA and
Canadian customers (and any worldwide
customers who make their purchase from the
NHT Web Store) please refer to the NHT website
for warranty details and service procedure. If you
bought from an NHT Authorized Dealer in North
America, think about registering your purchase
(and warranty) with us - not necessary for
customers who purchase directly from the NHT
Web Store. For other countries, please refer to
the dealer and distributor in your country for
warranty terms, warranty registration and service
needs – you can find them at www.nhthifi.com.
Once again, if you have any questions or
problems, please call us at our Consumer Hotline
- 800-NHT-9993, or help@nhthifi.com.

Parts List
Here are some additional items you receive with
your speaker:
This Setup guide
IEC Power cord
1/8” Stereo mini to RCA ‘Y’ jack.
(4) Rubber bump-ons
Connections
Here are four of the most common connection
methods you might encounter.
Connection method 1
Simple line out from a computer, Mp3 player
phone, , etc.
Source
100 ~120V 60Hz 1.2A
SuperPower
Designed and Engineered
in California by NHT
Components mfg. in China
Assembled in the USA
1/8”
Line Out
or
Headphone
Cords needed: 1/8” Stereo to RCA (supplied)
Computer
Mp3 Player
Phone
1/8” Stereo
to RCA
(supplied)
100 ~120V 60Hz 1.2A
SuperPower
Designed and Engineered
in California by NHT
Components mfg. in China
Assembled in the USA

Connection method 2a
Cords needed:
Line out from a computer, Mp3 player, phone, etc.
Using an NHT PVC passive volume control.
With Subwoofer.
Source
1/8” Stereo
Output Jack
RCA to RCA
1/8” mono to RCA
SuperPower
Designed and Engineered
in California by NHT
Components mfg. in China
Assembled in the USA
100 ~120V 60Hz 1.2A
Powered
Subwoofer
1/8” Stereo
to RCA
(supplied)
1/8” Stereo to RCA (supplied),
(2) RCA cables, 1/8” mono to RCA cable (for
subwoofer)
Computer
Mp3 Player
Phone
SuperPower
Designed and Engineered
RCA to RCA
100 ~120V 60Hz 1.2A
in California by NHT
Components mfg. in China
Assembled in the USA
Connection method 2b
Line out from a computer, Mp3 player, phone, etc.
Same as above but without the PVC passive
volume control. With Subwoofer.
Source
1/8” Stereo
to RCA
(supplied)
Y-Adaptor:
RCA to RCA (pair)
SuperPower
Designed and Engineered
in California by NHT
Components mfg. in China
Assembled in the USA
1/8”
Line Out
or
Headphone
RCA Coupler
Cords needed:
1/8” Stereo to RCA (supplied),
(2) Y-Adapter: RCA to RCA (pair), (2) RCA
coupler.
Computer
RCA Coupler
Y-Adaptor:
RCA to RCA (pair)
SuperPower
Designed and Engineered
in California by NHT
Components mfg. in China
Assembled in the USA
100 ~120V 60Hz 1.2A
Powered
Subwoofer
100 ~120V 60Hz 1.2A

Connection method 3
Cords needed:
Line out from a Stereo Preamp
SuperPower
Designed and Engineered
in California by NHT
Components mfg. in China
Assembled in the USA
100 ~120V 60Hz 1.2A
RCA to RCA Cable
Sub
Out
(2) RCA cables (3 if you use a subwoofer)
100 ~120V 60Hz 1.2A
Pre /
Main
Out
Stereo
Preamp
SuperPower
Designed and Engineered
in California by NHT
Components mfg. in China
Assembled in the USA
Optional:
Powered
Subwoofer
RCA to RCA Cable