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The VT4887A is designed to deliver high-quality reinforcement of music and speech in a variety of applications including concert audio and corporate A/V presentations of all types.

Features :
Advanced technology components: Differential Drive®, neodymium magnet, dual voice coil, Direct Cooled” cone transducers for low weight and high output.
Waveguide units couple to create precision HF vertical slot aperture.
Radiation Boundary Integrator® (RBI): Patented technology integrates output of individual bandpass elements.
Advanced construction techniques and hybrid materials provide exceptionally rigid, lightweight enclosure construction.
Rugged DuraFlex” exterior finish; weatherized components.
Patented, integrated S.A.F.E.” suspension system: premium heat-treated alloys provide high-strength, reliable hanging arrays.
Pre-engineered to accept optional JBL DrivePack® amplified electronics package. Rear-panel mechanical attachments and electrical connections ensure upgrade path to self-powered system.
For use in stand-alone arrays or in combination with other VERTEC DP SERIES system products.

Specifications :
Frequency Range : 55 Hz – 22 kHz (-10dB)
Frequency Response : 67 Hz – 20 kHz (ą 3 dB)
Continuous Power Rating : 1000W LF, 225W MF/HF
Sensitivity : 97 dB LF, 101 dB MF/HF (2.83v/m)
Nominal Impedances : 8 ohm LF, 8 ohm MF/HF
Horizontal Coverage : 100 degrees nominal, 500Hz – 16kHz(-6dB)
Dimensions (W x H x D) : 787 mm x 281 mm x 415 mm
(31″ x 11″ x 16.3″)
Weight : 30.4 kg (67 lb)

Strona Producenta

http://www.jblpro.com