Eminence Delta-15A 15" Speaker, 8 Ohm

15" Driver, 8 Ohm, 400 Watt

The Eminence Delta-15A 15" speaker is recommended for professional audio as a midbass or stage monitor woofer in sealed enclosures. Also suitable as a midbass or woofer in vented PA enclosures, as well as musical instrument systems. Made in the USA. 7-year manufacturer's warranty!

Features:

• Kapton coil former
• Polyamide-imide coated aluminum voice coil
• Ferrite magnet
• Vented pole piece
• Pressed steel basket
• Paper cone
• Cloth accordian surround

Specifications:

• SPECIFICATION
• Nominal Basket Diameter: 15", 381mm
• Nominal Impedance*: 8 ohms
• Power Rating**
• Watts: 400W
• Music Program: 800W
• Resonance: 40Hz
• Usable Frequency Range: 48Hz - 4kHz
• Sensitivity***: 100dB
• Magnet Weight: 56 oz.
• Gap Height: 0.37", 9.53mm
• Voice Coil Diameter: 2.5", 63.5mm
• THIELE & SMALL PARAMETERS
• Resonant Frequency (fs): 40Hz
• DC Resistance (Re): 6.3
• Coil Inductance (Le): 0.64mH
• Mechanical Q (Qms): 8.05
• Electromagnetic Q (Qes): 0.57
• Total Q (Qts): 0.53
• Compliance Equivalent Volume (Vas): 270.7 liters / 9.56 cu.ft.
• Peak Diaphragm Displacement Volume (Vd): 233cc
• Mechanical Compliance of Suspension (Cms): 0.26mm/N
• BL Product (BL): 13.2 T-M
• Diaphragm Mass Inc. Airload (MMs): 62 grams
• Efficiency Bandwidth Product (EBP): 70
• Maximum Linear Excursion (Xmax): 2.7mm
• Surface Area of Cone (Sd): 864.6 cm2
• Maximum Mechanical Limit (Xlim): 11.1mm
• MOUNTING INFORMATION
• Recommended Enclosure Volume
• Sealed: 37-42.5 liters / 1.3-1.5 cu.ft.
• Vented: 82-161.4 liters / 2.9-5.7 cu.ft.
• Driver Volume Displaced: 220.8 cu.in. / 3.62 liters
• Overall Diameter: 15.15", 384.8mm
• Baffle Hole Diameter: 13.87", 352.3mm
• Front Sealing Gasket: Fitted as standard
• Rear Sealing Gasket: Fitted as standard
• Mounting Holes Diameter: 0.25", 6.4mm
• Mounting Holes B.C.D.: 14.56", 369.9mm
• Depth: 6.05", 154mm
• Net Weight: 12.3 lbs, 5.6 kg
• Shipping Weight: 14.4 lbs, 6.5 kgs
• MATERIALS OF CONSTRUCTION
• Coil Construction: Aluminum voice coil
• Coil Former: Polyimide former
• Magnet Composition: Ferrite magnet
• Core Details: Vented core
• Basket Materials: Pressed steel basket
• Cone Composition: Paper cone
• Cone Edge Composition: Cloth cone edge
• Dust Cap Composition: Solid composition paper dust cap