WELCOME Thank you for purchasing a RetroSound SUB8100 powered subwoofer. ® General Features • Aluminum enclosure for optimum heat dissipation • Compact footprint 13 ” x 2 ” x 9 ” (350mm x 70mm x 235mm) • Built-in 100 Watt RMS class D digital amplifier •...
WHAT’S IN THE BOX The items shown below are packaged with your SUB8100. Wiring Harness SUB8100 Powered Subwoofer Mounting Brackets Mounting Hardware Adhesive Tape Remote Gain Control...
PRECAUTIONS This equipment has been tested and found to comply with the limits for a Class B device, pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency (RF) energy.
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PRECAUTIONS • Do not use the unit where it is exposed to moisture or dust. Exposure to moisture or dust may lead to smoke, fire or other damage to the unit and will void your warranty. Make sure the unit does not get wet in car washes or on rainy days. Exposure to moisture will damage the unit and void your warranty.
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PRECAUTIONS • Never splice into the power lead to supply other equipment with power. • After installation and wiring, always check the normal operation of other electrical equipment. • Make sure that no wires interfere with driving or getting in and out of the vehicle. •...
INSTALLATION INSTRUCTIONS STEP 1: Install the Mounting Brackets NOTE: You may also use the supplied adhesive tape in place of the sheet metal screws if you do not wish you make holes in your vehicle. Affix the mounting brackets to the bottom of the powered subwoofer using the machine screws from your mounting hardware (see Figure 1).
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INSTALLATION INSTRUCTIONS STEP 3: Wiring Your Powered Subwoofer First, locate the wiring harness. This wiring harness contains the power, ground, remote turn-on and high-level input leads. Plug the wiring harness into the power/high-level input (#7) (see Figure 2). Next, attach the main power lead (yellow wire) to a constant 12 volt power source.
CONTROLS POWER 0º 180º 50Hz 100Hz MIN MAX INPUT PHASE FREQ POWER/HIGH LEVEL INPUT GAIN 1. PHASE: The phase control toggles polarity between 0º (normal) and 180º (reverse). When set to 0º, the powered subwoofer is in-phase (when the speakers move out, the subwoofer speaker also moves out).
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CONTROLS POWER 0º 180º 50Hz 100Hz MIN MAX INPUT PHASE FREQ POWER/HIGH LEVEL INPUT GAIN 4. GAIN: The gain control is used to match the output of your radio to the output of your powered subwoofer. To properly set the gain, first rotate it all the way counter-clockwise to MIN.
TROUBLESHOOTING Problem Possible Cause Action to Solve Problem Powered 12 volt battery + wire not Check all connections for subwoofer will connected or incorrect voltage proper voltage with a volt meter. not turn on Voltage range: 12-15 volts Check remote turn-on Remote turn-on wire not wire connection connected or incorrect voltage...
SPECIFICATIONS Power Usage Voltage 10.5-16 volts DC Idling Current (ON) 0.4 amps Idling Current (OFF) <0.002 mA Amplifier Output Power @ 14.4 volts 100 Watts RMS Signal to Noise Ratio >100dB Input Sensitivity 100 mV-6V Frequency Response 35Hz-160Hz Total Harmonic Distortion 0.1% Filters Low Pass Filter/Slope...
LIMITED WARRANTY Limited Warranty If your unit does not work properly because of defects in materials or workmanship, Retro Manufacturing, LLC (collectively referred to as “the warranter”) will for the length of the period indicated in the chart below at its option either (a) repair your unit with new or refurbished parts, or (b) replace it with a new or refurbished unit.
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