Eminence Beta 12
  • Eminence Beta 12
  • Eminence Beta 12
  • Eminence Beta 12

Cere mai multe informatii despre Eminence Beta 12 la numarul de telefon 0766.332.366 sau discuta pe forumul Poweraudio.

Preţ: 347,00 Lei
Fără TVA: 291,60 Lei
Dep. Ext. - livrare 7-14 zile
Producător: Eminence
Cod produs: Eminence Beta 12
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Eminence Beta 12 - 8 OHMS 250W 12" Driver 8 ohm

 

Recommended for professional audio and bass guitar applications as a woofer in a vented enclosure. Also works well for PA in a sealed or bandpass enclosure. 

Specifications: 
 
  • Nominal Basket Diameter 12", 304.8mm
  • Nominal Impedance 8 ohms
  • Power Rating - Watts 250W, Music Program 500W
  • Resonance 47Hz
  • Usable Frequency Range 43Hz - 3.8kHz
  • Sensitivity 98dB/W@1m
  • Magnet Weight 38 oz.
  • Gap Height 0.31", 7.92mm
  • Voice Coil Diameter 2", 50.8mm


Thiele & Small Parameters:
 
  • Resonant Frequency (fs) 47Hz
  • DC Resistance (Re) 5
  • Coil Inductance (Le) 0.64mH
  • Mechanical Q (Qms) 6
  • Electromagnetic Q (Qes) 0.5
  • Total Q (Qts) 0.46
  • Compliance Equivalent Volume (Vas) 120.1 liters / 4.2 cu.ft.
  • Peak Diaphragm Displacement Volume (Vd) 237cc
  • Mechanical Compliance of Suspension (Cms) 0.29mm/N
  • BL Product (BL) 10.8 T-M
  • Diaphragm Mass Inc. Airload (MMs) 40 grams
  • Efficiency Bandwidth Product (EBP) 94
  • Maximum Linear Excursion (Xmax) 4.4mm
  • Surface Area of Cone (Sd) 538.9 cm2
  • Maximum Mechanical Limit (Xlim) 11mm


Mounting Information:
 
  • Recommended Enclosure Volume: Sealed 25.5-35.4 liters / 0.9-1.25 cu.ft.
  • Recommended Enclosure Volume: Vented 36.8-139 liters / 1.3-4.9 cu.ft.
  • Driver Volume Displaced 122 cu.in. / 2 liters
  • Overall Diameter 12.03", 305.5mm
  • Baffle Hole Diameter 10.95", 278.1mm
  • Front Sealing Gasket Fitted as standard
  • Rear Sealing Gasket Fitted as standard
  • Mounting Holes Diameter 0.25", 6.4mm
  • Mounting Holes B.C.D. 11.59", 294.3mm
  • Depth 4.57", 116mm
  • Net Weight 7.5 lbs, 3.4 kg
  • Shipping Weight 9.7 lbs, 4.4 kgs


Materials of Construction:
 
  • Coil Construction Copper voice coil
  • Coil Former Polyimide former
  • Magnet Composition Ferrite magnet
  • Core Details Vented and extended core
  • Basket Materials Pressed steel basket
  • Cone Composition Paper Cone
  • Cone Edge Composition Cloth cone edge
  • Dust Cap Composition Solid composition paper dust cap

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