Eminence Definimax 4018LF
  • Eminence Definimax 4018LF
  • Eminence Definimax 4018LF
  • Eminence Definimax 4018LF
  • Eminence Definimax 4018LF

Cere mai multe informatii despre Eminence Definimax 4018LF la numarul de telefon 0766.332.366 sau discuta pe forumul Poweraudio.

Preţ: 1.420,00 Lei
Fără TVA: 1.193,28 Lei
la comanda - 4 Saptamani
Producător: Eminence
Cod produs: Eminence Definimax 4018LF
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Eminence Definimax 4018LF (4018) 800W 18" Driver

 

Specifications: 

Nominal Basket Diameter 18", 457.2mm 
Nominal Impedance* 8 ohms 
Power Rating 
Watts 800W 
Music Program 1600W 
Resonance 32Hz 
Usable Frequency Range 36Hz-200Hz 
Sensitivity*** 95 
Magnet Weight 109 oz. 
Gap Height 0.375", 9.53mm 
Voice Coil Diameter 4", 101.6mm 
 

Thiele & Small Parameters

 

  • Resonant Frequency (fs) 30 Hz
  • DC Resistance (Re) 6.1 Ω
  • Coil Inductance (Le) 4.54m H
  • Mechanical Q (Qms) 11.95
  • Electromagnetic Q (Qes) 0.35
  • Total Q (Qts) 0.34
  • Compliance Equivalent Volume (Vas) 254.71 liters / 9 cu.ft.
  • Peak Diaphragm Displacement Volume (Vd) 1018.1 cc
  • Mechanical Compliance of Suspension (Cms) 0.13 mm/N
  • BL Product (BL) 26.75 T-M
  • Diaphragm Mass Inc. Airload (MMs) 217 grams
  • Efficiency Bandwidth Product (EBP) 86
  • Maximum Linear Excursion (Xmax) 8.57 mm
  • Surface Area of Cone (Sd) 1188 cm2
  • Maximum Mechanical Limit (Xlim) 15.9 mm

 

Mounting Information

 

  • Recommended Enclosure Volume Sealed N/a
  • Vented 99.11-226.54 liters / 3.50-8.00 cu.ft.
  • Driver Volume Displaced 0.234 cu.ft. / 6.62 liters
  • Overall Diameter 18", 457.2 mm
  • Baffle Hole Diameter 16.56", 420.6 mm
  • Front Sealing Gasket Yes
  • Rear Sealing Gasket Yes
  • Mounting Holes Diameter 0.28", 7.1mm
  • Mounting Holes B.C.D. 17.25", 438.2mm
  • Depth 8.13", 206.5 mm
  • Net Weight 24 lbs, 10.89 kg
  • Shipping Weight 26 lbs, 11.79 kgs

 

Materials of Construction

 

  • Coil Construction Copper voice coil
  • Coil Former Polyimide former
  • Magnet Composition Ferrite magnet
  • Core Details Undercut with aluminum shorting ring and Core Periphery Ventilation
  • Basket Materials Die-cast aluminum basket
  • Cone Composition Water resistant paper cone
  • Cone Edge Composition Cloth cone edge
  • Dust Cap Composition Water resistant treated paper dust cap

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