ENGLISH

Polk Audio—A Passion for Sound

Please take a moment and read through this manual before you get started. Installing a car audio system is a serious project. If you have any doubts about your ability to execute any of the installation steps found in this manual, save yourself a lot of grief and contact your local authorized Polk Audio AutoSound dealer. He (or she) is a professional installer and ready to help you get the most for your autosound dollar.

More information—including audio how-to articles, FAQs, and online manuals—is available on our award-winning website www.polkaudio.com/car. And if you ever have a question or comment, please feel free to call us or email us. In North America and Canada, call Polk Audio Customer Service 800-377-7655 (M-F, 9-6 EST) or via email polkcs@polkaudio.com. Outside the US, call 410-358-3600. We love to hear from you!

Here at Polk Audio, building loudspeakers and audio equip- ment is more than just our business—it’s our passion. We’re happy to share it with you.

Sincerely,

Matthew S. Polk

Co-Founder

FRANÇAIS

Polk Audio—La passion du son

L’installation d’une chaîne audiophonique dans un véhicule est un projet d’envergure. Veuillez donc prendre le temps de lire ce manuel attentivement avant de procéder. Si après avoir étudié les instructions contenues dans ce manuel vous ne croyez pas avoir la compétence nécessaire pour installer tous les composants de la chaîne, contactez votre revendeur agréé Polk AutoSound. Les professionnels de Polk Auto Sound sauront installer votre nouvelle chaîne selon les règles de l’art et vous permettront d’en profiter au maximum.

Pour plus d’information—incluant des conseils pratiques, des FAQ et des manuels en ligne, visitez notre site web primé: www.polkaudio.com/car. Si vous avez des questions ou de commentaires, n’hésitez pas à contacter notre Service

àla Clientèle—en Amérique du Nord et au Canada, par téléphone au: 800-377-7655 (L-V, 9-18 HE) ou par courriel à: polkcs@polkaudio.com. À l’extérieur des É.U., signalez le 410-358-3600.

Chez Polk Audio, la fabrication de haut-parleurs, d’enceintes et de composants audio est beaucoup plus qu’une entreprise commerciale—c’est une véritable passion. Il nous fait plaisir de la partager avec vous.

Cordialement,

Matthew S. Polk

Cofondateur

W W W . P O L K A U D I O . C O M / A M P S 3

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Polk Audio PA400.1 owner manual English, Polk Audio-A Passion for Sound, Français, Polk Audio-La passion du son

PA400.1 specifications

The Polk Audio PA400.1 is a powerful and versatile monoblock amplifier designed to deliver high-quality sound for automotive audio systems. As part of Polk's PA Series, the PA400.1 is specifically engineered to provide robust performance, ensuring that your subwoofers produce deep, rich bass without distortion.

One of the standout features of the PA400.1 is its impressive power output. This amplifier provides 400 watts RMS at 2 ohms, making it suitable for driving a wide range of subwoofers while maintaining clarity and integrity of sound. It is also rated for 300 watts RMS at 4 ohms, allowing flexibility depending on your setup and matching the needs of various subwoofer configurations.

The PA400.1 incorporates advanced technology to optimize performance. Its class D design ensures high efficiency, resulting in lower heat generation and prolonged operation under demanding conditions. This technology not only maximizes power output but also allows for smaller and lighter designs compared to traditional amplifiers. The compact size of the PA400.1 makes installation easy in a variety of vehicles, from sedans to SUVs.

Another key feature is the amplifier’s signal sensing capability. It can automatically turn on and off with your vehicle’s audio system, which helps conserve battery life and ensures that the amplifier is only active when needed. This is particularly convenient for users who don’t want to deal with manual activation.

The PA400.1 is designed with built-in low-pass crossover settings, which enable users to customize the frequency response to suit their specific subwoofer’s characteristics. This ensures that only the desired bass frequencies are sent to the subwoofer, enhancing sound quality and reducing distortion. Additionally, the amplifier includes adjustable gain control for precise sound tuning in your vehicle.

Overall, the Polk Audio PA400.1 stands out as an excellent option for those looking to enhance their car’s audio system with powerful bass response. Its combination of potent power, efficient design, and flexibility make it an impressive choice for audio enthusiasts who want to experience their favorite music in a whole new way. Whether you're upgrading an existing system or building a new one, the PA400.1 delivers performance that meets the demands of serious audio fans.