Description
Série DELTA-15A Standard American
Recommandé pour les applications audio professionnelles, en tant que boomer/médium, ou pour retour de scène optimisé pour les voix, en coffret clos. Donne également de bons résultats en tant que boomer/médium ou boomer en coffret bass reflex.
SPECIFICATION
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Nominal Basket Diameter 15", 381 mm
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Nominal Impedance 8 ohms
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Power Rating Watts 400 W / Music Program 800 W
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Resonance 40 Hz
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Usable Frequency Range 48 Hz - 4 kHz
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Sensitivity 100
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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) 40 Hz
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DC Resistance (Re) 6.3
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Coil Inductance (Le) 0.64 mH
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Mechanical Q (Qms) 8.05
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Electromagnetic Q (Qes) 0.57
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Total Q (Qts) 0.53
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Compliance Equivalent Volume (Vas) 270.7 liters / 9.56 cu.ft
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Peak Diaphragm Displacement Volume (Vd) 233 cc
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Mechanical Compliance of Suspension (Cms) 0.26 mm/N
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BL Product (BL) 13.2 T-M
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Diaphragm Mass inc. Airload (Mms) 62 grams
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Efficiency Bandwidth Product (EBP) 70
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Maximum Linear Excursion (Xmax) 2.7 mm
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Surface Area of Cone (Sd) 864.6 cm²
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Maximum Mechanical Limit (Xlim) 11.1 mm
MOUNTING Information
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Recommended Enclosure Volume
Sealed 37-42.5 liters/1.3-1.5 cu.ft.
Vented 82-161.4 liters/2.9-5.7cu.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 6.05", 154 mm
MATERIALS of Construction
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Aluminum voice coil
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Polyimide former
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Ferrite magnet
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Vented 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