Spike SPK-8S4 - Subwoofer AudioControl - Free user manual and instructions
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| Product Type | Subwoofer |
| Brand | AudioControl |
| Model | Spike SPK-8S4 |
| Speaker Size | 8 inches |
| Impedance | 4 ohms |
| Power Handling (RMS) | 200 watts |
| Peak Power | 400 watts |
| Frequency Response | 30 Hz - 200 Hz |
| Sensitivity | 87 dB (1W/1m) |
| Recommended Enclosure Type | Sealed or ported |
| Dimensions (W x H x D) | 10.2 x 10.2 x 8.5 inches |
| Weight | 12.5 lbs |
| Mounting Depth | 5.2 inches |
| Cutout Diameter | 7.4 inches |
| Cone Material | Polypropylene |
| Surround Material | Rubber |
| Voice Coil | 2-layer copper |
| Magnet Type | Ferrite |
| Terminals | Spring-loaded binding posts |
| Included Accessories | Mounting hardware, user manual |
| Cleaning | Wipe with dry cloth; do not use solvents |
| Safety Instructions | Do not expose to moisture; ensure proper ventilation |
| Parts and Repairability | Contact AudioControl for service; no user-serviceable parts |
Frequently Asked Questions - Spike SPK-8S4 AudioControl
What is the recommended enclosure volume for the AudioControl Spike SPK-8S4?
For a sealed enclosure, recommended volume is 0.5 to 0.7 cubic feet. For a ported enclosure, use 0.8 to 1.0 cubic feet tuned to 35 Hz.
Can I use this subwoofer in a home theater system?
Yes, the Spike SPK-8S4 is suitable for both car audio and home theater setups, provided you use an appropriate amplifier and enclosure.
What is the wiring configuration for a 4-ohm subwoofer?
The subwoofer has a single 4-ohm voice coil. Wire it directly to a mono amplifier rated for 4-ohm loads, or use two subwoofers in parallel for a 2-ohm load.
How do I break in the subwoofer?
Play the subwoofer at moderate volume for about 10-20 hours with a variety of music to loosen the suspension. Avoid excessive power during break-in.
What amplifier power should I use?
An amplifier delivering 150-300 watts RMS at 4 ohms is ideal. Ensure the amp's RMS rating is close to the sub's handling to avoid damage.
Can I use this subwoofer in a ported enclosure?
Yes, a ported enclosure is recommended for higher efficiency and deeper bass. Tune the port to around 35 Hz for optimal performance.
What is the mounting depth required?
The mounting depth is 5.2 inches. Ensure your enclosure has at least this depth plus clearance behind the magnet.
How do I clean the subwoofer?
Wipe the cone and surround with a soft, dry cloth. Do not use any liquids or cleaning chemicals as they may damage the materials.
Is the subwoofer compatible with high-level inputs?
The subwoofer does not include built-in high-level inputs. Connect via standard speaker wire from an amplifier or receiver with subwoofer output.
What is the warranty coverage?
AudioControl typically offers a 5-year limited warranty on subwoofers. Contact AudioControl support for specific terms and registration.
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