Description
Série DELTA-12LFA American Standard
Recommandé pour les applications audio professionnelles, comme transducteur médium/grave, ou pour utilisation dans des retours de scène, en coffret clos. Donne aussi de bons résultats en tant que boomer dans des enceintes bass reflex, pour ampli de guitare ou sonorisation.
SPECIFICATION
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Nominal Basket Diameter 12", 304.8 mm
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Nominal Impedance 8 ohms
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Power Rating Watts 500 W / Music Program 1000 W
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Resonance 51 Hz
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Usable Frequency Range 44 Hz - 3 kHz
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Sensitivity 94.6
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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) 51 Hz
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DC Resistance (Re) 6.06
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Coil Inductance (Le) 1.45 mH
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Mechanical Q (Qms) 7.28
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Electromagnetic Q (Qes) 0.51
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Total Q (Qts) 0.47
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Compliance Equivalent Volume 67.9 liters (Vas) 67.9 liters / 2.4 cu. ft.
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Peak Diaphragm Displacement Volume 243 cc
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Mechanical Compliance of Suspension 0.19 mm/N
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BL Product (BL) 14.1 T-M
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Diaphragm Mass inc. Airload (Mms) 51 grams
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Efficiency Bandwidth Product (EBP) 100
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Maximum Linear Excursion (Xmax) 4.8 mm
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Surface Area of Cone (Sd) 506.7 cm²
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Maximum Mechanical Limit (Xlim) 13.5 mm
MOUNTING Information
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Recommended Enclosure Volume
Sealed 19.8-28 liters/0.7-1.0 cu.ft.
Vented 25.5-102 liters/0.9-3.6 cu.ft.
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Overall Diameter 12.03", 305.5 mm
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Baffle Hole Diameter 10.95", 278.1 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. 11.59", 294.3 mm
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Depth 5.35", 136 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