Delta 12 LFC

Description

Série DELTA-12LFC American Standard

Recommandé pour les applications audio professionnelles, comme transducteur médium/grave, ou pour utilisation dans des retours de scène, en coffret clos Donne également de bons résultats en tant que boomer dans des enceintes bass reflex, pour ampli de basse ou en sonorisation.

SPECIFICATION

• Nominal Basket Diameter 12", 304.8 mm
• Nominal Impedance 4 ohms
• Power Rating Watts 500 W / Music Program 1000 W
• Resonance 52 Hz
• Usable Frequency Range 45 Hz - 2.3 kHz
• Sensitivity 93.1
• Magnet Weight 56 oz.
• Gap Height 0.375", 9.53 mm
• Voice Coil Diameter 2.5", 63.5 mm

THIELE & Small Parameters

• Resonant Frequency (fs) 52 Hz
• DC Resistance (Re) 3.2
• Coil Inductance (Le) 0.94 mH
• Mechanical Q (Qms) 8.21
• Electromagnetic Q (Qes) 0.47
• Total Q (Qts) 0.44
• Compliance Equivalent Volume (Vas) 63.7 liters / 2.3 cu. ft.
• Peak Diaphragm Displacement Volume 249 cc
• Mechanical Compliance of Suspension 0.17 mm/N
• BL Product (BL) 10.9 T-M
• Diaphragm Mass inc. Airload (Mms) 53 grams
• Efficiency Bandwidth Product (EBP) 111.4
• Maximum Linear Excursion (Xmax) 4.8 mm
• Surface Area of Cone (Sd) 519.5 cm²
• Maximum Mechanical Limit (Xlim) 13.5 mm

MOUNTING Information

• Recommended Enclosure Volume
• Sealed 21-47 liters/0.7-2.6 cu.ft.
• Vented 28-110 liters/1.0-3.9 cu.ft.
• Overall Diameter 12.03", 305.5 mm
• Baffle Hole Diameter 10.95", 278.1 mm
• Front Sealing Gasket fitted as standard
• Rear Sealing Gasket fitted as standard
• Mounting Holes Diameter 0.25", 6.4 mm
• Mounting Holes B.C.D. 11.59", 294.3 mm
• Depth 5.88", 149.35 mm

MATERIALS of Construction

• Copper voice coil
• Kapton
• Ferrite magnet
• Vented and extended core
• Pressed steel basket
• Treated Paper Cone
• Cloth cone edge
• Solid composition paper dust cap