JBL 4309
brand.jbl-synthesis JBL4309WAL

JBL 4309

6.5-inch (165mm) 2-way Bookshelf Loudspeaker

Designed and engineered in JBL’s world-famous acoustic engineering facility in Northridge, California, the 4309 Studio Monitor is a showcase of patented JBL acoustics technologies. This bookshelf loudspeaker features a 2-way design with patented High-Definition Imaging (HDI™) horn technology, the patented 2410H-2 1-inch (25mm) compression driver, and a 6.5-inch (165mm) cast-frame, Pure-pulp cone woofer for powerful dynamics and incredibly accurate sound reproduction.
Variations

Features

Patented 2410H-2 1" (25mm) compression driver with High Definition Imaging ™ geometry horn.

Patented 2410H-2 1" (25mm) compression driver with High Definition Imaging ™ geometry horn.

6.5-inch (165mm) pure-pulp cone woofer in bass-reflex design with dual front-firing tuned ports.

6.5-inch (165mm) pure-pulp cone woofer in bass-reflex design with dual front-firing tuned ports.

Choice of Satin Walnut or Black Walnut furniture-grade satin wood veneers.

Choice of Satin Walnut or Black Walnut furniture-grade satin wood veneers.

Ultra High-frequency level attenuator.

Ultra High-frequency level attenuator.

Advanced crossover network.

Advanced crossover network.

Dual sets of gold-plated binding posts with shorting straps.

Dual sets of gold-plated binding posts with shorting straps.

JBL 4309 - Walnut - 6.5-inch (165mm) 2-way Bookshelf Loudspeaker - Hero

Specs & Downloads

Item# JBL4309WAL

Product Description

JBL 4309

Designed and engineered in JBL’s world-famous acoustic engineering facility in Northridge, California, the 4309 Studio Monitor is a showcase of patented JBL acoustics technologies. This bookshelf loudspeaker features a 2-way design with patented High-Definition Imaging (HDI™) horn technology, the patented 2410H-2 1-inch (25mm) compression driver, and a 6.5-inch (165mm) cast-frame, Pure-pulp cone woofer for powerful dynamics and incredibly accurate sound reproduction.

General Specifications

Type 2-way bookshelf loudspeaker
Low Frequency Driver 6.5" (165mm) Pure Pulp cone woofer
High Frequency Driver 2410H-2 1-inch (25mm) annular ring, Teonex® diaphragm compression driver with advanced HDI™ geometry horn
Recommended Amplifier Power 25 - 150 WRMS
Impedance 4 Ohm
Loudspeaker Sensitivity 87 dB/2.83V/1m
Frequency Response 42 Hz - 30 kHz (-6 dB)
Coverage Angle, -6 dB 100 Degrees Hor. x 80 Degrees Ver., from 2kHz to 17kHz
Crossover Frequency 1.6 kHz
Enclosure Type H-braced front-ported bookshelf
Grille Feature Monitor style to match horn mating features, supplied in dark blue (with walnut cabinet) and black (with black cabinet)
Dimensions with grille 16.5” H x 10.25” W x 9” D (419 mm H x 260 mm W x 227 mm D)
Controls UHF tone control
Input Type Dual sets of gold-plated binding posts with shorting straps
Product Weight (Each) 24.2 lbs. (10.98 kg)
Shipping Weight 56.2 lbs. (25.5 kg)
Shipping Units of Measure Pair
Warranty 5 Years
Recommended stand height 24” (609 mm)

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