JBL Professional VT4889-1

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Fullsize 3-Way High Directivity Line Array Element, PlyMax® Enclosure

The VT4889-1 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.

特点

PlyMax^® enclosure
Advanced technology components: Dual voice coil, Differential Drive^®, neodymium magnet, Direct Cooled™ cone transducers for low weight and high output.
Industry's smallest, lightest, most powerful 1.5 in exit, 3 in diaphragm high frequency compression driver.
HF Waveguide units couple to create precision vertical slot aperture.
Radiation Boundary Integrator^® (R.B.I.): Patent-pending 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.

下载

	Version	Language	Size	Uploaded
Specifications
VT4889-1 Spec Sheet updated: 10月 2020			995.3 KB	10月 2020
Brochures
VerTec Line Brochure updated: 10月 2020			2.1 MB	10月 2020
CAD Drawings
VT4889-1 3D DXF updated: 10月 2020			1.1 MB	10月 2020
VT4889-1 2D DXF updated: 10月 2020			390.2 KB	10月 2020
VT4889-1 2D PDF updated: 10月 2020			88.9 KB	10月 2020
Compliances
VerTec Series Declaration of Conformity updated: 10月 2019			144.2 KB	10月 2019
Software
Vertec Line Array Calculator version 1.3.1, updated: 1月 2020	1.3.1		18.0 MB	1月 2020
PerformanceManager version 2.9.1.5, updated: 12月 2022	2.9.1.5		117.2 MB	12月 2022
Accessories
VT Fullsize Array Frame and Adapter CAD updated: 10月 2020			6.2 MB	10月 2020
Speaker Tunings
Vertec All DSP Platforms updated: 10月 2020			96.3 MB	10月 2020
Helpful Links
Considerations for Deployment of Line Arrays updated: 10月 2020			518.3 KB	10月 2020
AES Paper: J and Spiral Arrays updated: 10月 2020			324.0 KB	10月 2020
Directional Radiation Characteristics - Line Array updated: 10月 2020			1.1 MB	10月 2020
AES Paper: Pressure Response of Line Source updated: 10月 2020			387.8 KB	10月 2020
High Frequency Components for High Output Line Arrays updated: 10月 2020			2.9 MB	10月 2020
AES Journal Article: Analysis of Line Arrays updated: 10月 2020			856.0 KB	10月 2020
Ease Data
VerTec EASE DLL version 3.0, updated: 12月 2020	3.0		1.2 MB	12月 2020
Images
VT4889 photo updated: 10月 2020			696.5 KB	10月 2020

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Parts & Service

性能

频率范围	40 Hz - 18 kHz (-10dB)
频率响应	45 Hz - 16 kHz (± 3 dB)
Continous Power Rating	2000W LF, 1400W MF, 225W HF
灵敏度	99 dB LF, 102 dB MF, 116 dB HF (1W/1m)
Nominal Impedances	2 x 8 ohms LF, 8 ohms MF, 16 ohms HF
Horizontal Coverage	90 degrees nominal, 250 Hz - 16 kHz (-6dB)
尺寸（W × H × D）	1213 mm x 489 mm x 546 mm(47.8" x 19.3" x 21")
重量	79.8 kg (176 lb)