SPECIAL THANKS

Dear Valued Customer,

Thank you for choosing Diamond D3 speakers. These speakers represent the latest advances in acoustic technology, and like all Diamond products, are hand built and tested in our own factory, using the highest grade components and state of the art techniques. When installed properly, they will provide many years of accurate sound reproduction.

Please keep in mind that prolonged exposure to sound pressure levels in excess of 100 dB can cause permanent hearing loss. This high performance speaker system can exceed that level, so please exercise restraint in its operation in order to preserve your ability to enjoy its fidelity in the future.

Because of their flexible installation possibilities, please consider having your new speakers professionally installed by an authorized Diamond Audio dealer. This will assure a clean and efficient installation, and extend your one year warranty to three years.

At Diamond, we strive to bring honest value and excellent quality to all of the speakers we build. By your purchase of this product, you have joined the growing family of discerning listeners who demand only the best. Welcome!

The Diamond Audio Team



©2007 Diamond Audio Technologies, LLC

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Diamond Audio Technology 643-144/157 owner manual Special Thanks, Dear Valued Customer

643-144/157 specifications

Diamond Audio Technology has solidified its reputation in the audio industry with the introduction of the 643-144/157 model, a formidable component engineered for performance enthusiasts seeking superior sound quality and durability. This model showcases a blend of innovative features, advanced technologies, and meticulous craftsmanship, making it a sought-after choice for audio aficionados.

One of the standout characteristics of the 643-144/157 is its exceptional driver design. Each component within this model is meticulously tuned to deliver an accurate and dynamic audio experience. The drivers are crafted using high-quality materials that enhance their longevity and performance. This ensures that whether you're listening to classical music or high-energy dance tracks, the audio output retains clarity and depth across various frequencies.

Incorporating advanced technology, the 643-144/157 features a robust crossover network that effectively separates frequencies between the woofer and tweeter. This crossover contributes to a cleaner sound and less distortion, allowing users to experience a fuller spectrum of sound. The design also includes high-grade capacitors and inductors that further optimize the signal path, ensuring efficient power handling and fidelity.

Another key feature of this model is its versatility. The 643-144/157 is designed to fit seamlessly into a variety of vehicle audio systems, making it an ideal choice for automotive enthusiasts looking for premium sound. Its compact size does not compromise performance, as it provides powerful output that rivals larger systems. This compactness also facilitates easier installation and integration into various audio setups.

Diamond Audio Technology emphasizes customization with this model, offering a range of mounting options and tuning capabilities. Audiophiles can tweak settings to align with their specific listening preferences, allowing personalization of the sound profile to suit any genre.

Durability is also a hallmark of the 643-144/157. The materials used in its construction are engineered to withstand harsh conditions, making them suitable for various environments. This robustness ensures that the audio quality remains consistent over time, delighting users with long-lasting performance.

In summary, Diamond Audio Technology's 643-144/157 model stands out for its exceptional sound reproduction, advanced crossover technology, versatility for different installations, and durable construction. This component is a true embodiment of quality and innovation, making it a top contender in the high-performance audio market. Whether you're upgrading your car audio system or seeking superior sound for home use, the 643-144/157 promises an unparalleled auditory experience.