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JBL 4311 User Manual

JBL 4311
4 pages
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JBL 4311 Specifications

General IconGeneral
Impedance8 ohms
Sensitivity91dB SPL (1W/1m)
Type3-way studio monitor
Crossover Frequency1.5 kHz, 6 kHz
Woofer12-inch
Midrange5-inch
Dimensions23.5 x 14.25 x 13 inches
Tweeter1.4-inch

Summary

Loudspeaker System Description

Smooth, powerful, wide-range response

Compact enclosure providing wide-range response and 90° dispersion.

Components

Lists the 300mm LF, 130mm MF, 36mm HF drivers and crossover network.

Loudspeaker Components

Low Frequency Loudspeaker

300mm (12-in) driver with long excursion and 76mm (3-in) copper ribbon voice coil.

Midrange Transducer

130mm (5-in) driver with Alnico V magnet, producing clear sound.

High Frequency Direct Radiator

36mm (1.4-in) radiator for high frequencies, ensuring uniform dispersion.

System Design and Controls

Frequency Dividing Network

Network with front panel controls to regulate midrange and high frequency output.

Enclosure

Solidly constructed unit with ducted port for acoustical loading.

Adjustable Response Contour

Front panel controls for tailoring frequency response to acoustic environment.

Performance and Specifications

Performance Characteristics

On-axis response within ±3 dB from 45 Hz to 15 kHz, low distortion.

Specifications

Detailed technical specifications including power capacity, impedance, and sensitivity.

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