2447J JBL PDF

New Posts. Members Profile. Post Reply. They are the same diaphragm in both drivers. Both are extremely robust drivers.

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A previously used item that may exhibit signs of cosmetic wear, but is fully operational and functions as intended. All our Gear is tested before being shipped. Sometimes things happen beyond our control during shipping. If your product arrives not as described in our listing for any reason, please reach out to us directly so we can resolve this issue promptly. Many issues can be solved quickly and efficiently with quick correspondence.

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Learn More. JBL J 1. Very Good. Preferred Seller. Quick Shipper. This item is no longer available. Similar Listings See More. Similar Products. Listing Ended. If you watch the listing, we'll notify you if it becomes available again. Shipped From. Message Seller. About This Listing. The Model J is a 1. The 1. In addition to improving performance, the 1. The Coherent Wave phasing plug structure has four equal length passages to provide in-phase summation of diaphragm output at the 1.

This optimized configuration produces coherent acoustical power up to much higher frequencies than more conventional designs. The diaphragm design includes JBL's exclusive three-dimensional diamond pattern surround tuned to reduce fatigue-inducing stresses in the membrane and support structure.

This provides predictable normal resonance modes, and radial reinforcing ribs increase diaphragm stiffness. This diaphragm design combined with the Coherent Wave phasing plug increases the 's output in the 5 kHz to 20 kHz range. No additional accessories included. Be sure to check out our world-class recording facility located in Long Island, NY.

Follow us on facebook to keep up with new offerings and news from the studio. Product Specs. Listed 2 years ago Condition Very Good Used Very Good items may show a few slight marks or scratches but are fully functional and in overall great shape.

Seller Reviews. Oops, looks like you forgot something. Please check the fields highlighted in red. Very Good Used Very Good items may show a few slight marks or scratches but are fully functional and in overall great shape. Replacement Speakers.

RICHARD SCHECHNER PERFORMANCE STUDIES AN INTRODUCTION PDF

JBL 2447J High Frequency Driver

A previously used item that may exhibit signs of cosmetic wear, but is fully operational and functions as intended. All our Gear is tested before being shipped. Sometimes things happen beyond our control during shipping. If your product arrives not as described in our listing for any reason, please reach out to us directly so we can resolve this issue promptly. Many issues can be solved quickly and efficiently with quick correspondence. We take our customer satisfaction very seriously! We understand the importance of online privacy and are committed to complying with the EU General Data Protection Regulation.

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