EMINENCE EDP18A Delta Pro 18 18” 500 W 8 Ohm Μεγάφωνο – Alu Basket

DELTA PRO Serie 400W

Recommended for professional audio in both sealed and vented enclosures. Ideal for full-range, mid/hi, and
monitor wedges.

• Nominal Basket Diameter 18“, 457 mm
• Nominal Impedance 8 ohms
• Power Rating Watts 500 W / Music Program 1000 W
• Resonance 28 Hz
• Usable Frequency Range 37 Hz - 250 Hz
• Sensitivity 96
• Magnet Weight 67 oz.
• Gap Height 0.38“, 9.53 mm
• Voice Coil Diameter 2.5“, 63.5 mm 

• Resonant Frequency (fs) 28 Hz
• DC Resistance (Re) 5.3
• Coil Inductance (Le) 3.43 mH
  
• Mechanical Q (Qms) 10.38
• Electromagnetic Q (Qes) 0.33
• Total Q (Qts) 0.32
• Compliance Equivalent Volume (Vas) 493.19 liters / 17.41 cu. ft.
• Peak Diaphragm Displacement Volume (Vd) 796.00 cc
• Mechanical Compliance of Suspension (Cms) 0.25 mm/N
• BL Product (BL) 18.9 T-M
• Diaphragm Mass inc. Airload (Mms) 128.1 grams
• Efficiency Bandwidth Product (EBP) 84
• Maximum Linear Excursion (Xmax) 6.7 mm
• Surface Area of Cone (Sd) 1188.0 cm²
• Maximum Mechanical Limit (Xlim) 15.0 mm 

• Recommended Enclosure Volume
  Sealed N/A
  Vented 85-297 liters/3.0-10.5 cu. ft.
• Overall Diameter 18.00“, 457.20 mm
• Baffle Hole Diameter 16.57“, 420.88 mm
• Front Sealing Gasket fitted as standard
• Rear Sealing Gasket fitted as standard
• Mounting Holes Diameter 0.28“, 7.11 mm
• Mounting Holes B.C.D. 17.25“, 438.15 mm
• Depth 8.13“, 206.50 mm

• Copper voice coil
• Polyimide former
• Ferrite magnet
• Vented and extended core
• Die-cast aluminum basket
• Paper Cone
• Cloth cone edge
• Solid composition paper dust cap
  

Nominal Diameter     460 mm (18 in)
Overall Diameter     460 mm (18.11 in)
Bolt Circle Diameter     440 mm (17.32 in)
Baffle Cutout Diameter     424 mm (16.7 in)
Depth     202 mm (7.95 in)
Flange and Gasket Thickness     13.9 mm (0.55 in)
Net Weight     4.7 Kg (10.4 lb)
Shipping Box
(Single Carton Box)     536x536x293 mm (21.1x21.1x11.5 in)
Shipping Weight     6 Kg (13.2 lb)

Nominal Impedance     8 Ohm
Minimum Impedance     6 Ohm
Nominal Power Handling ***     600 W
Maximum Power Handling ****     1200 W
Sensitivity (1W/1m)     99 dB
Frequency Range     30÷3150 Hz
Voice Coil Diameter     77 mm (3 in)
Winding Material     Cu
Former Material     Glass Fiber
Winding Depth     22 mm (0.87 in)
Magnetic Gap Depth     10.5 mm (0.41 in)
Flux Density     1.2 T

Fs     30 Hz
Re     5.1 Ohm
Qes     0.34
Qms     8.68
Qts     0.33
Vas     404.2 dm^3 (14.27 ft^3)
Sd     1166 cm^2 (180.7 in^2)
Xmax *     9.25 mm
Xdamage **     17.5 mm
Mms     134.3 g
Bl     19.5 N/A
Le     1.35 mH
Mmd     112.6 g
Cms     0.21 mm/N
Rms     2.91 Kg/s
Eta Zero     3.1 %
EBP     88 Hz
      

• 95 dB Sensitivity 1 W / 1 m
• 1.200 W Power Handling
• 4" Copper Sandwich Voice Coil for low Power Compression
• Double treated Cone for Water Protection
• Triple Aluminum demodulating Rings for ultra low Distortion
• Optimal for high output Subwoofers