4594ND-mid Specification

Throat diameter: 1.4" (36 mm)
Nominal impedance: 8 or 16 Ohm
Power capacity: 150 W AES above 400 Hz
Peak Power: 1000 W peak above 500 Hz
Sensitivity 1 W / 1 m: 118 dB on 40° x 20° Horn
Frequency Range: 200 - 7000 Hz
Recommended Crossover: 300 Hz
Voice Coil Diameter: 3.5" (90 mm)
Magnet Material: Neodymium
Flux Density (Tesla): 1.95
Efficiency: 35 % (300 - 5000 Hz)
Voice Coil Material: Copper Clad Aluminum
  (2 Layers in- and outside of the VC)
Voice Coil Former: Kapton TM
Diaphragm Material: Polyester
 
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