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JBL 2240H

Technic details

Specifications

Type:
Low Frequency Speaker
Nominal Diameter:
460mm (18”)
Rated Impedance:
8Ω
Power Capacity:
600W (Continuous program)
Sensitivity:
98dB SPL / 1W / 1m
Frequency Range:
30Hz to 2kHz
Highest Recommended Crossover Frequency:
800Hz
Recommended Enclosure Volume:
140 - 340 liters
Effective Piston Diameter:
406mm (16”)
Maximum Excursion Before Damage:
25mm (I in peak to peak)
Minimum Impedance:
7.3Ω, ±10% @ 25°C
Voice Coil Diameter:
100mm (4")
Voice Coil Material:
Edge wound copper ribbon
Voice Coil Winding Depth:
19mm (0.75”)
Magnetic Gap Depth:
9mm (0.35")
Magnetic Assembly Weight:
9.1kg
Flux Density:
12200 Gauss
BI Factor:
25 N/A
Effective Moving Mass:
0.13kg
Thiele-Small Parameters:
Fs - 30Hz
Re - 6Ω
Qts - 0.23
Qms - 2.2
Qes - 0.25
Vas - 480 liters
Sd - 0.13 m2
Xmax - 5.5mm
Vd - 720 cm3
Le - 1.4mH
η0 (Half space) - 5%
Pe (max.) - 300W (Continuous Sine Wave)
[Mounting Information]
Overall Diameter:
464 mm
Bolt Circle Diameter:
441mm
[Baffle Cutout Diameter]
Front Mount:
427mm
Rear Mount:
422mm
Depth:
191mm
Weight:
13.6kg (Net)
14.5 kg (Shipping)
Year:
Around 1981

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