MOD 12-70

The MOD12-70 is loud, dynamic, and well defined. It has a defined warm crunch response to overdrive distortion.

General Characteristics 
Nominal Overall Diameter  306 mm  12 in 
Nominal Voice Coil Diameter  38 mm  1.5 in 
Magnet Weight  640 g  22.5 oz 
Overall Weight  5.30 lbs 
Flux Density  1.16 T 

Thiele-Small Parameters 
Voice Coil DC Resistance  RE  5.30 Ω 
Resonance Frequency  ƒS  78 Hz 
Mechanical Q Factor  QMS  19.00
Electrical Q Factor  QES  1.15
Total Q Factor  QTS  1.08
Mechanical Moving Mass  MMS  30.5 g 
Mechanical Compliance  CMS  138 µm/N 
Force Factor  BxL  8.40 Wb/m 
Equivalent Acoustic Volume  VAS  46.7 lt. 
Maximum Linear Displacement  XMAX  1.5 mm 
Reference Efficiency  nO  1.82 % 
Diaphragm Area  SD  491.0 cm2 
Losses Electrical Resistance  RES  90 Ω 
Voice Coil Inductance @ 1kHz  LE  0.58 mH 

Constructive Characteristics 
Magnet  Ferrite 
Voice Coil Winding  Copper 
Voice Coil Former  Epotex
Cone  Paper 
Surround  Integrated Paper
Dust Dome  Non Treated Cloth 
Basket  Pressed Sheet Steel 

Electrical Characteristics 
Nominal Impedance  4 OHM 
Rated Power  70 W 
Musical Power  140 W 
Sensitivity@1W,1m  96.3 dB

$ 89.00

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