Product Details
250mm (10in) 200W Power Speaker
Eminence


21383
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Description:
Materials of constructon 
  Kapton coil former
  Polyamide-imide coated copper voice coil
  APS ferrite magnet
  Pressed steel chassis
  Paper cone
  Plasticised cloth (linen) cone edge
  Solid composition paper dust dome
For all high power bass applications including bass guitar. 
Eminence Model No. Gamma 10
Nominal Chassis Diameter: 10 , 254mm
Impedance: 8ohms
Power Rating: 200Wrms
Resonance: 67Hz
Usable Frequency Range: 60Hz to 5kHz
Average Sensitivity 1W@1m: 97dB
Magnet Weight: 42oz.
Magnet Gap Depth: 0.312 , 7.94mm
Voice Coil Diameter: 2.5 , 63.5mm
Mounting Information 
Overall Diameter: 10 , 254mm
Baffle Hole Diameter: 9.25 , 235mm
Front Sealing Gasket: fitted as standard
Rear Sealing Gasket: fitted as standard
Fixing Holes Diameter (8 off): 0.275 , 7mm
Fixing Hole P.C.D.: 9.625 , 244.5mm
Depth: 4.17 , 106mm
Weight: 9.46lbs, 4.30kg
Shipping Weight: 10.23lbs, 4.65kg
Thiele-Small Parameters 
Resonant Frequency (fs): 67.81Hz 
Impedance (Re): 5.54 
Coil Inductance (Le): 0.83mH 
Electromagnetic Q (Qes): 0.50 
Mechanical Q (Qms): 5.95 
Total Q (Qts): 0.46 
Compliance Equivalent 
Volume (Vas): 33.97 litres 
1.20 cu.ft
Peak Diaphragm 
Displacement Volume (Vd): 82.12cc 
Mechanical Compliance 
of Suspension (Cms): 0.2034mm/N 
BL Product (BL): 11.27 T-M 
Diaphragm Mass inc. Airload (Mms): 27.1grams 
Equiv. Resistance of 
Mechanical Suspension Loss (Rms): 1.9384N*sec/M 
Efficiency Bandwidth Product (EBP): 134.8 
Voice Coil Overhang (Xmax): 2.4mm 
Surface Area of Cone (Sd): 344.88cm<equal; 
Impedance at Resonance (Zmax): 71.1