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SPECIFICATIONS FOR STA-8 SUBWOOFER SYSTEM

(Due to Constant Improvements, Specifications and Parameters are subject to change without notice.)

Size

System

 Impedance

Frequency

Response

Sensitivity

1W/1M

Magnet

Size

Voice Coil

Dia.

Low Level Input

Sensitivity

High Level Input

Sensitivity

Amp Power 

RMS/Peak

Single 8”

2-ohm

20Hz-200Hz

91dB

30 oz.

1.5”

250mV - 6V

1.0V - 10V

150W/300W

UNPACKING THE ENCLOSURE

Every attempt has been made to transport your new PowerBass STA subwoofer system safely.  Carefully 
unpack the enclosure and inspect it thoroughly for any damage that may have occurred during shipping. Notify 
your local PowerBass dealer immediately should you notice any damage prior to installing the unit.  Be sure to 
keep the carton and packing material until your system is operational.  The original boxes will do the best job 
of protecting your speaker system if they need to be transported.

INSTALLATION EXPERIENCE

Installation of PowerBass Autosound Speakers requires experience with a variety of mechanical and electrical 
procedures. This manual only provides general installation and operating instructions. If you have any reserva-
tions about your installation skills or lack the proper tools, please contact your local PowerBass Autosound 
dealer for assistance.

IMPORTANT: This amplified subwoofer system is designed for operation in vehicles with 12-volt 
Negative ground electrical systems only. 

ENCLOSURE PLACEMENT TIPS & RECOMMENDATIONS

Your Powerbass Amplified Bass system must be properly placed in the vehicle for optimum performance. 
Find a spot under your seats where the enclosure will not get in the way of any moving parts of the seat. 
Make sure that the seat moves freely if it is adjustable.

Ideally there should be enough room around the enclosure which is also a heatsink for the amplifier so it 
can remain cool.

WARNING:

 Make sure where ever you choose to place the enclosure it’s a dry location on a solid surface.  

Take care that none of the mounting screws will pierce any wiring harnesses, brake or fuel lines, the 
vehicles fuel tank, spare tire or any other parts of the vehicle. Some or all of these may be located behind 
or under the mounting surface. 

Содержание STA-8

Страница 1: ...S SYSTEM Owners Manual Please read through this manual to familiarize yourself with your new amplifier Should your PowerBass Autosound speaker system ever require service you will need to have the ori...

Страница 2: ...tment For maximum performance we recommend that you have your new PowerBass Auto sound product installed by an Authorized PowerBass Autosound Dealer To learn more about PowerBass please visit us on th...

Страница 3: ...put beyond the GAIN setting on the amplifier Supplied with cable to reach your dash even when the bass enclosure is mounted under the seat POLYPROPYLENE CONE WITH RUBBER SURROUND A thermoplastic polym...

Страница 4: ...a variety of mechanical and electrical procedures This manual only provides general installation and operating instructions If you have any reserva tions about your installation skills or lack the pr...

Страница 5: ...5 Fig 1 Possible locations for installation...

Страница 6: ...protect the enclosure from moving Before final mounting be sure to check the sound one last time and make sure the enclosure is properly placed to produce the desired bass output Use the four mountin...

Страница 7: ...he ignition key switch An 18ga wire is sufficient to run the remote NOTE If using the high input the amplifier will turn on automatically when it senses a signal from your radio You will not have to h...

Страница 8: ...is equalization circuit is used to enhance the low frequency response of the vehicles interior With up to 12dB of boost centered at 45Hz the Bass EQ can be adjusted to meet your personal taste Please...

Страница 9: ...ut or the circuit breaker off until the other cable connections are made It is highly recommended that the cable end connecting to the amplifier is terminated with a spade or ring terminal IMPORTANT Y...

Страница 10: ...d Low Level inputs at the same time You must select one or the other High Level Input Connections fig 4 For radios with only speaker outputs including most Factory source units Using the 6 pin Molex s...

Страница 11: ...Fig 4 High Level Connections NOTE Use 8ga power ground wire for BATT and GND connections Remote lead is not needed with a High Level connection but is strongly recommended 11...

Страница 12: ...not supplied for signal connections those with multiple layers of shielding or a twisted pair variety for better noise rejection Be extra careful when routing your RCA audio interconnect cables Car en...

Страница 13: ...t the volume to 2 3 maximum and set the BASS and TREBLE on the radio source to zero or flat 4 Turn the GAIN control clockwise until the sound just begins to distort then back off slightly to cut disto...

Страница 14: ...ovide you with more powerful sound quality and it allows you to increase the Bass up to 12dB Keep in mind that more is not always better Adjusting the control to the MAX 12dB position will stress the...

Страница 15: ...within easy reach or under your dash Fig 10 NOTE DO NOT plug in or disconnect the remote bass level controller when the amplifier is on Break In Period To get the most from your woofer we recommend a...

Страница 16: ...n engaged Voltage to the amp is not within the 10 16 VDC operating range Have the battery charging system inspected Alternator noise varies with RPM Check for damaged RCA cable Check routing of RCA ca...

Страница 17: ...n and most importantly without affecting your sensitive hearing Sound can be deceiving Over time your hearing comfort level adapts to higher volumes of sound So what sounds normal can actually be loud...

Страница 18: ...ge or exposure to excessive heat Abuse such as holes in the cone surround or ripped spider Voice coil damage due to amplifier clipping or distortion Product that has not been installed according to th...

Страница 19: ......

Страница 20: ...PowerBass Autosound A division of PowerBass USA Inc 2133 S Green Privado Ontario CA 91761 Tel 909 923 3868 Fax 909 923 8048 www powerbassusa com...

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