Description
Série BETA-12CX American Standard
Recommandé pour des applications audio professionnelles, en tant que boomer/médiums, dans des coffrets bass reflex, des satellites clos ou des retours de scène. Donne également de bons résultats dans des coffrets deux voies bass reflex, pour des couvertures assez réduites.
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 250 W / Music Program 500 W
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Resonance 47 Hz
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Usable Frequency Range 57 Hz - 4.6 kHz
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Sensitivity 97.3 db
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Magnet Weight 38 oz.
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Gap Height 0.312", 7.92 mm
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Voice Coil Diameter 2", 50.8 mm
THIELE & Small Parameters
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Resonant Frequency (fs) 47 Hz
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DC Resistance (Re) 5.42
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Coil Inductance (Le) 0.64 mH
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Mechanical Q (Qms) 5.64
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Electromagnetic Q (Qes) 0.52
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Total Q (Qts) 0.48
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Compliance Equivalent Volume (Vas) 120.94 liters / 4.27 cu. ft.
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Peak Diaphragm Displacement Volume (Vd) 188.6 cc
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Mechanical Compliance of Suspension (Cms) 0.30 mm/N
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BL Product (BL) 10.79 T-M
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Diaphragm Mass inc. Airload (Mms) 38 grams
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Efficiency Bandwidth Product (EBP) 90
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Maximum Linear Excursion (Xmax) 3.5 mm
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Surface Area of Cone (Sd) 538.9 cm²
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Maximum Mechanical Limit (Xlim) 10.4 mm
MOUNTING Information
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Recommended Enclosure Volume
Sealed 26.90 - 70.79 liters/ 0.95 - 2.50 cu.ft.
Vented 32.85 - 158.58 liters/1.16 - 5.60 cu.ft.
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Overall Diameter 12.03", 305.6 mm
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Baffle Hole Diameter 12.07", 281.2 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", 294.4 mm
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Depth 4.47", 113.5 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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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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Screened cloth dust cap
Nederlands
English