Description
Série DELTA-15LFAAmerican Standard
Recommandé pour des applications audio professionnelles, comme boomer/médium, ou dans un retour de scène, dans un coffret clos. Donne également de bons résultats dans des coffrets bass reflex, ampli de basse ou enceinte de sonorisation.
SPECIFICATION
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Nominal Basket Diameter 15", 381 mm
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Nominal Impedance 4 ohms
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Power Rating Watts 500 W / Music Program 1000 W
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Resonance 38.7 Hz
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Usable Frequency Range 42 Hz - 3.2 kHz
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Sensitivity 96
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Magnet Weight 56 oz.
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Gap Height 0.375", 9.53 mm
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Voice Coil Diameter 2.5", 63.5 mm
THIELE & Small Parameters
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Resonant Frequency (fs) 38.7 Hz
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DC Resistance (Re) 3.27
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Coil Inductance (Le) 1.09 mH
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Mechanical Q (Qms) 7.74
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Electromagnetic Q (Qes) 0.50
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Total Q (Qts) 0.47
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Compliance Equivalent Volume (Vas) 221.6 liters / 7.8 cu. ft.
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Peak Diaphragm Displacement Volume 411cc
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Mechanical Compliance of Suspension 0.215 mm/N
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BL Product (BL) 11.22 T-M
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Diaphragm Mass inc. Airload (Mms) 78.6 grams
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Efficiency Bandwidth Product (EBP) 77.9
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Maximum Linear Excursion (Xmax) 4.80 mm
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Surface Area of Cone (Sd) 856.3 cm²
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Maximum Mechanical Limit (Xlim) 16.5 mm
MOUNTING Information
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Recommended Enclosure Volume
Sealed 36.8-42.5 liters/1.3-1.5 cu.ft.
Vented 85-167 liters/3-5.9 cu.ft.
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Overall Diameter 15.15", 384.8 mm
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Baffle Hole Diameter 13.77", 349.6 mm
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Front Sealing Gasket fitted as standard
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Rear Sealing Gasket fitted as standard
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Mounting Holes Diameter 0.25", 6.4 mm
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Mounting Holes B.C.D. 14.56", 369.9 mm
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Depth 6.3", 160 mm
MATERIALS of Construction
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Copper voice coil
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Polyimide former
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Ferrite magnet
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Vented and extended core
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Pressed steel basket
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Paper Cone
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Cloth cone edge
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Solid composition paper dust cap
Nederlands
English