Power Dynamics PD18PS - 18'' 1200W Aluminum Woofer for Deep Bass

Power Dynamics PD18PS - 18'' 1200W Aluminum Woofer for Deep Bass

The Power Dynamics PD18PS is a high-performance woofer designed to deliver powerful and accurate low-frequency reproduction. With an 18-inch (approximately 45 cm) diameter, this speaker is the ideal choice for building custom sound systems, such as bass cabinets or active subwoofers, or for replacing a damaged component in an existing system. Its robust construction and advanced technical specifications ensure exceptional durability and professional sound quality, capable of meeting the demands of even the most challenging environments.

The heart of the PD18PS is its die-cast aluminum chassis, which provides an extremely rigid and stable structure. This solidity minimizes unwanted vibrations and resonances, ensuring that the power is translated into clean, distortion-free sound, even at high volumes. Complementing the chassis, its fiberglass cone offers a perfect combination of lightness and rigidity, allowing for a fast and accurate response to musical transients and reproducing bass with outstanding definition and impact.

Main features

• Cast Aluminum Chassis: Provides a solid, resonance-free foundation for superior acoustic performance and durability.
• Fiberglass Cone: Lightweight and extremely rigid material that guarantees a fast, accurate bass response with minimal distortion.
• 3-Inch Voice Coil: Resistant to high temperatures, it allows the woofer to handle high power continuously without risk of overheating, ensuring long-term reliability.
• High Power: Capable of handling up to 1200W of peak power and 500W RMS power, offering a large dynamic range and a high sound pressure level (SPL).
• Unique Spider Suspension: Designed for optimal control of cone movement, improving linearity and accuracy in the reproduction of lower frequencies.
• 8 Ohm Impedance: Standard in the professional audio industry, facilitating integration into a wide variety of amplification configurations and speaker systems.

Product benefits

The Power Dynamics PD18PS woofer is designed for audiophiles and sound professionals looking to build or upgrade their audio systems. Its ability to reproduce bass frequencies from 35 Hz with clarity and power makes it the perfect component for PA subwoofers, nightclubs, live events, or high-end home theater systems. Its 98 dB SPL at 1W/1m efficiency means it can achieve high volumes with less amplifier power, optimizing overall system performance. The robust construction ensures a long-lasting investment, capable of withstanding intensive and constant use.

Use cases

This 18-inch woofer is extremely versatile, making it an excellent choice for a wide variety of applications. It's ideal as the driving force behind a subwoofer in a sound system for DJs, live bands, or permanent installations in clubs and concert halls. It's also a popular choice among DIY enthusiasts who want to build their own speaker enclosures, achieving professional performance at a controlled cost. Furthermore, it can serve as a high-quality replacement for 18-inch woofers in speakers from well-known brands, often improving the bass response and power handling of the original system.

Frequently Asked Questions

Can I use this woofer to replace the one in my current speaker?
Yes, as long as the physical dimensions (mounting diameter of 420 mm and depth of 175 mm) and the impedance (8 Ohms) are compatible with your speaker cabinet and amplifier.

What type of speaker enclosure is recommended for this woofer?
The PD18PS performs well in various enclosure types, including bass-reflex (vented) and bandpass enclosures. The choice will depend on the desired bass response. It is recommended to consult the speaker's Thiele/Small parameters for optimal cabinet design.

Do I need a specific amplifier for this speaker?
An amplifier capable of reliably delivering close to 500W RMS at 8 Ohms per channel is recommended to fully utilize the woofer's performance without constantly pushing it to its limits.

Is it necessary to use a crossover?
Yes, it's essential. For use as a subwoofer, a low-pass filter must be used to send it only the bass frequencies it's designed to reproduce, generally below 100-150 Hz.

Project description

Professional 18-inch woofer with a peak power of 1200W and 500W RMS at 8 ohms. It features a die-cast aluminum chassis, fiberglass cone, and a heat-resistant 3-inch voice coil. Its frequency response ranges from 35 Hz to 3500 Hz, with a sensitivity of 98 dB at 1W/1m. The mounting diameter is 420 mm and the mounting depth is 175 mm. The magnet weighs 78 ounces.