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General| Type | Car Subwoofer |
|---|---|
| Size | 12 inches |
| Impedance | 4 Ohms |
| Sensitivity | 93 dB |
| Voice Coil | 2 inches |
| Mounting Depth | 5.75 inches |
| Enclosure Type | Sealed or Ported |
Details JBL's commitment to research and product enhancement, noting potential differences in current models.
Thanks the user for choosing JBL, highlighting the subwoofer's features and the importance of reading the manual.
Recommends professional installation by an authorized dealer for optimal performance and warranty, outlining options for DIY.
Advises saving the receipt for warranty, keeping packing material, and inspecting the subwoofer for shipping damage.
Lists critical safety and installation advice, including clearance, wiring, fuel tank awareness, and tool usage caution.
Explains the impact of enclosures on sound and presents different types like Sealed, Ported, Isobaric, and Bandpass.
Illustrates various wiring schemes for dual voice coil subwoofers to ensure optimum performance and correct impedance.
Provides specific enclosure volume, port, and dimension recommendations for the GT122D subwoofer model.
Offers guidance on diagnosing and resolving audio distortion issues, checking connections, amplifier settings, and woofer condition.
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