Prime R1-1X12 - Subwoofer Rockford Fosgate - Free user manual and instructions
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| Product Type | Car Audio Subwoofer |
| Model | Prime R1-1X12 |
| Brand | Rockford Fosgate |
| Speaker Size | 12 inches (30 cm) |
| Power Handling (RMS) | 250 Watts |
| Power Handling (Peak) | 500 Watts |
| Impedance | 4 ohms |
| Sensitivity | 86 dB |
| Frequency Response | 30 Hz - 500 Hz |
| Subwoofer Type | Component (Free Air / Enclosure compatible) |
| Mounting Depth | 5.5 inches (140 mm) |
| Mounting Hole Diameter | 11.1 inches (282 mm) |
| Voice Coil Type | Single Voice Coil (SVC) |
| Cone Material | Injection Molded Polypropylene |
| Magnet Weight | 60 oz (1.7 kg) |
| Recommended Enclosure Sealed | 1.0 cu ft (28.3 L) |
| Recommended Enclosure Ported | 1.75 cu ft (49.6 L) / 4 inch port |
| Warranty | 1 year (limited) |
| Weight | 12.5 lb (5.7 kg) |
| Dimensions (W x H x D) | 12.5 x 12.5 x 6.75 in |
Frequently Asked Questions - Prime R1-1X12 Rockford Fosgate
What is the power handling of the Rockford Fosgate Prime R1-1X12?
The subwoofer has an RMS power handling of 250 Watts and a peak power handling of 500 Watts.
What is the impedance of this subwoofer?
It is a single voice coil (SVC) subwoofer with an impedance of 4 ohms.
What size enclosure does the Prime R1-1X12 require?
For a sealed enclosure, recommended internal volume is 1.0 cubic feet. For a ported enclosure, use 1.75 cubic feet with a 4-inch port.
Can I use this subwoofer in a free-air (infinite baffle) setup?
Yes, the Prime R1-1X12 is designed to work in free-air or sealed/ported enclosures. Ensure a proper seal in the mounting surface for free-air installation.
What is the mounting depth and cutout size?
Mounting depth is 5.5 inches (140 mm). The cutout diameter required is 11.1 inches (282 mm).
Do I need to break in the subwoofer?
A brief break-in period of 10-20 hours at moderate volume is recommended to loosen the suspension and achieve optimal performance.
What is the frequency response range?
The subwoofer reproduces frequencies from 30 Hz to 500 Hz.
How do I wire two Prime R1-1X12 subwoofers?
Since each subwoofer is 4 ohms SVC, you can wire them in parallel for a 2 ohm load or in series for an 8 ohm load. Ensure your amplifier is stable at the resulting impedance.
What is the warranty on this subwoofer?
Rockford Fosgate provides a 1-year limited warranty from the original purchase date against defects in materials and workmanship.
Can I use this subwoofer in a home theater system?
Yes, but you may need a plate amplifier or external power source. The subwoofer is primarily designed for car audio, but can be adapted for home use with appropriate enclosure and amplifier.
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