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Fountek FM135D-II 5.25 Mid Range Driver 8 Ohm

Sold per piece.

Features 
  •     5.25" midrange driver                        
  •     aluminum cone
  •     die cast frame    
  •     low distortion, fast transition

Specifications         
  •     Overall Dimensions: D132*74.5mm
  •     Net.weight: 1850g
  •     Nominal Power Handling: 30W rms
  •     Nominal Impedance: 8 ohms
  •     Sensitivity 1W/1M: 89dB/W/M
  •     Frequency Response: 73-5.5KHz
  •     Resonant frequency: 73.035Hz

Voice Coil  
  •     Voice Coil Diameter: 35.5mm
  •     Voice coil Height: 10mm
  •     Voice coil former: kapton
  •     Voice coil Wire: CCAW
  •     Number of Layers: 2
  •     DC Resistance: 6.3 Ohm

Magnet System      
  •     Magnet system type: ferrite
  •     Magnetic Gap Height: 6mm
  •     B Flux Density: 1.0T
  •     BL Product: 7.955M
  •     Max Linear Excursion: 1.45mm+/-

T/S Parameter        
  •     Cms: 0.656mm/N
  •     Sd: 83.320cm^2
  •     Vas: 6.476L
  •     Mmd: 6.791
  •     Mms: 7.229
  •     Qms: 1.842
  •     Qes: 0.33
  •     Qts: 0.28