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لاین ارری (Line Array) جی بی ال (JBL) مدل VT4887A

لاین ارری (Line Array)

لاین ارری (Line Array) جی بی ال (JBL) مدل VT4887A

لاین اری ۳وی (۳Way) جی بی ال

VT4887A
Compact Bi-Amplified 3-Way High Directivity Line Array Element
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.

لاین ارری (Line Array)

لاین ارری (Line Array)

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.

لاین ارری (Line Array)

لاین ارری (Line Array)

SPECIFICATIONS
 
  Frequency Range ۵۵ Hz – 22 kHz (-10dB)
  Frequency Response ۶۷ Hz – 20 kHz (± ۳ dB)
  Continuous Power Rating ۱۰۰۰W LF, 225W MF/HF
  Sensitivity ۹۷ dB LF, 101 dB MF/HF (2.83v/m)
  Nominal Impedances ۸ ohm LF, 8 ohm MF/HF
  Horizontal Coverage ۱۰۰ degrees nominal, 500Hz – 16kHz(-6dB)
  Dimensions (W x H x D) ۷۸۷ mm x 281 mm x 415 mm
(31″ x 11″ x 16.3″)
  Weight ۳۰٫۴ kg (67 lb)