Alpine SWA-12S4 Application Guide

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Alpine SWA-12S4 Specification

The Alpine SWA-12S4 is a high-performance 12-inch subwoofer designed to deliver deep, precise bass for car audio enthusiasts. It features a single 4-ohm voice coil, allowing it to be easily integrated into a variety of audio systems. The subwoofer is capable of handling up to 500 watts RMS power, with a peak power handling capacity of 1,500 watts, ensuring powerful sound output without compromising quality.

The SWA-12S4 utilizes a robust design with a polypropylene and mica cone, providing durability and minimizing distortion. Its high-excursion rubber surround enhances cone movement, enabling the subwoofer to reproduce low frequencies accurately. The subwoofer's motor structure is built with a high-grade ferrite magnet, contributing to its strong magnetic field and efficient power handling.

The design includes a progressive spider suspension system, which helps maintain linearity and reduces distortion at high output levels. The subwoofer's cast aluminum frame offers rigid support while dissipating heat efficiently, helping to prevent overheating during prolonged use. The Alpine SWA-12S4 is also equipped with heavy-duty push terminals, ensuring secure and reliable connections.

With a mounting depth of 5.9 inches, the SWA-12S4 is versatile enough to fit into various enclosure types, allowing users to customize their audio setup according to their preferences. Whether installed in a sealed or ported enclosure, the subwoofer promises to deliver a rich and immersive bass experience. Overall, the Alpine SWA-12S4 combines robust construction with advanced engineering to provide high-quality bass performance suitable for any car audio system.

Alpine SWA-12S4 F.A.Q.

How do I properly wire the Alpine SWA-12S4 subwoofer to a mono amplifier?

To wire the Alpine SWA-12S4 to a mono amplifier, connect the positive terminal of the subwoofer to the positive terminal of the amplifier and the negative terminal of the subwoofer to the negative terminal of the amplifier. Ensure you use appropriate gauge speaker wire.

What is the recommended enclosure size for the Alpine SWA-12S4 subwoofer?

The recommended sealed enclosure volume for the Alpine SWA-12S4 is 0.85 cubic feet. For a ported enclosure, it is suggested to use a 1.55 cubic feet box with a port diameter of 4 inches and a length of 14 inches.

How can I troubleshoot if my Alpine SWA-12S4 subwoofer is not producing sound?

First, check the connections to ensure they are secure and correctly wired. Verify that the amplifier is powered on and functioning. Test the subwoofer with a different amplifier to rule out a faulty amplifier. Inspect the subwoofer for any visible damage.

How should I break in my new Alpine SWA-12S4 subwoofer?

To break in your Alpine SWA-12S4, play music at moderate volume for the first 20-30 hours of usage. This allows the suspension to loosen up gradually, enhancing performance and longevity.

What maintenance is required for the Alpine SWA-12S4 subwoofer?

Regularly inspect the subwoofer and its connections for any signs of wear or damage. Keep the subwoofer and enclosure clean from dust and debris. Avoid exposing it to extreme temperatures and moisture.

Can I use the Alpine SWA-12S4 in a car audio setup?

Yes, the Alpine SWA-12S4 is designed for car audio applications and can be installed in a vehicle with the appropriate enclosure and amplifier setup.

What is the impedance of the Alpine SWA-12S4 subwoofer?

The Alpine SWA-12S4 subwoofer has a single 4-ohm voice coil, which means it is rated at 4 ohms impedance.

How can I maximize the sound quality of my Alpine SWA-12S4 subwoofer?

To maximize sound quality, ensure the subwoofer is properly enclosed, use high-quality cables, and set your amplifier gains correctly. It is also beneficial to use sound deadening materials in your vehicle to reduce unwanted vibrations.

Is it normal for my Alpine SWA-12S4 to get warm during use?

It is normal for the subwoofer to get slightly warm during use, especially at high volumes. However, if it becomes excessively hot, check the amplifier settings and ensure the subwoofer is not being over-driven.

What is the power handling capacity of the Alpine SWA-12S4 subwoofer?

The Alpine SWA-12S4 subwoofer has a power handling capacity of 300 watts RMS and 1000 watts peak power. Ensure your amplifier matches these specifications to prevent damage.