J12W - Subwoofer JENSEN - Free user manual and instructions
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| Product Type | Subwoofer (Car Audio) |
| Model | J12W |
| Brand | Jensen |
| Driver Size | 12 inches (30.5 cm) |
| Impedance | 4 ohms (single voice coil) |
| Power Handling (RMS) | 250 watts |
| Power Handling (Peak) | 500 watts |
| Sensitivity | 89 dB @ 1W/1m |
| Frequency Response | 25 Hz - 500 Hz |
| Mounting Depth | 6.3 inches (16 cm) |
| Cutout Diameter | 11.2 inches (28.4 cm) |
| Surround Material | Foam |
| Cone Material | Polypropylene |
| Voice Coil | Single 2-layer copper |
| Magnet Type | Ferrite |
| Recommended Enclosure | Sealed or ported (1.0-2.0 cu ft) |
| Dimensions (Overall) | 12.5 x 12.5 x 7.0 inches |
| Weight | 12 lbs (5.4 kg) |
| Wiring | Terminal block for easy installation |
| Cleaning Instructions | Wipe with dry cloth; avoid moisture |
| Safety Instructions | Do not exceed recommended power; protect from water |
| Spare Parts Availability | Contact Jensen support for replacement parts |
| Repair Information | Authorized service centers recommended |
Frequently Asked Questions - J12W JENSEN
What is the impedance of the Jensen J12W subwoofer?
The Jensen J12W typically has an impedance of 4 ohms (single voice coil). Verify your model for exact specs.
How much power can the J12W handle?
The subwoofer handles 250 watts RMS and 500 watts peak power. Ensure your amplifier matches these ratings.
What size enclosure is recommended for the J12W?
A sealed enclosure of 1.0-1.5 cubic feet or a ported enclosure of 1.5-2.0 cubic feet is recommended for optimal performance.
What is the mounting depth of the J12W?
The mounting depth is 6.3 inches (160 mm). Make sure your enclosure has sufficient depth.
How do I wire the Jensen J12W subwoofer?
Connect the positive and negative terminals to your amplifier. Use 16-gauge speaker wire or thicker for best results.
Does the J12W come with a grille?
The J12W is typically sold as a raw driver without a grille. You may purchase a separate grille if needed.
What is the frequency response of the J12W?
The frequency response ranges from 25 Hz to 500 Hz, making it suitable for deep bass reproduction.
Can the J12W be used in a home theater system?
Yes, it can be used for home theater if paired with a suitable amplifier and enclosure, but it is primarily designed for car audio.
How do I break in my new J12W subwoofer?
Play music at moderate volume (below 50% power) for 10-20 hours to allow the suspension to loosen.
What is the warranty on the Jensen J12W?
Jensen typically offers a 1-year limited warranty against defects. Contact customer support for details.
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USER MANUAL J12W JENSEN
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Product information
Brand : JENSEN
Model : J12W
Category : Subwoofer