L15/8572 Pro Sound

1.Pro sound:loudspeaker for woofer application 2.400W RMS,97dB 3.3 inch voice coil,190mm magnet

4.Pro sound speaker suitable for high quality compact 2 or 3-way

5.other sizes are also available upon request

6.Details:

General Specifications
Nominal Diameter	380/15	mm/inch
Rated Impedance	8	ohm
Nominal Power handling1	400	Watts
Program Power2	800	Watts
Sensitivity(lw/lm)3	97	dB
Frequency Range4	42-3.5K	Hz
Minimum Impedance(Zmin)	6.5	ohm
Voice Coil Diameter	75/3	mm/inch
Voice Coil Material	Copper
Voice Coil Winding Depth	22	mm
Number of layers	2
Magnet gap depth	10	mm
Cone Shape	Curved
Surround Shape	Triple-roll
Basket	CastAluminum
Flux Density	1.1	T
Magnet Material/Mass	Ceramic/2.15	kg

Thiele-Small parameters
Resonance frequency	Fs	42	Hz
DC resistance	Re	5.6	ohm
Mechanical factor	Qms	7.0
Electrical factor	Qes	0.34
Total factor	Qts	0.32
Mechanical compliance	Cms	0.12	mm/N
Mechanical resistanceof suspension losses	Rms	4.4	mech-ohm
Effective Moving Mass	Mms	117	gr
Half-space efficiency	Eff	2.8	%
BL Factor	BL	22.7	T.m
Equivalent Cas air load	Vas	134	liters
Effective piston area	Sd	0.0887	m2
Max.linear excursion	Xmax	8	mm
Voice-coil inductance	LelK	1.2	mH

Mounting Information
Overall Diameter	400	mm
Bolt Circle Diameter	376	mm
Bolt Hole Diameter	6.5	mm
Baffle Cutout Diameter	363	mm
Overall Depth	172	mm
Net Weight	8.2	kg

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L15/8572 Pro Sound