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15 PT 500 MB

15 PT 500 MB is a very efficient speaker which can handle nominal power of 500 W AES with voice coil of 77 mm (3.03 in).
It reproduces Mid and Bass in a balanced way and has high sensivity. Its unique ventilation system helps in cooling of voice coil effectively. It is suitable for Vented / Bass reflex Enclosure.

Key Features

  • Program Power : 1000 W
  • Voice Coil Diameter : 77 mm (3.03 in)
  • Response : 50-3000 Hz
  • Sensitivity 1W/1M : 97 db
Product Enquiry
  • Nominal Diameter 388 mm
  • Nominal Impedence
  • Nominal Power Handling(AES) 500 W
  • Program Power 1000w
  • Sensitivity (1W/1m) 97 dB
  • Frequency Range 50-3000 Hz
  • Magnet Material Ferrite
  • Voice Coil Diameter 77 mm (3.03 in)
  • Winding Material COPPER
  • Former Material GLASS FIBRE
  • Winding Type OUTSIDE
  • Resonant Frequency (FS) 51 Hz
  • DC Resistance (Re) 5.7 Ω
  • Electrical Q (Qes) 0.42
  • Mechanical Q (Qms) 9.81
  • Total Q (Qts) 0.40
  • Compliance Equivalent Volume (vas) 113.29 Ltrs
  • Peak Diaphragm Displacement Volume (Vd) 0.41 Ltrs
  • Effective Surface Area of Cone (Sd) 907.92 cm^2
  • Reference Efficiency (ƞo) 3.50%
  • Moving Mass including air load (Mms) 98.40 gms
  • Motor Strength (Bl) 20.75 T-m
  • Voice Coil Inductance @ 1 KHz (Le) 0.57 mH
  • Efficiency Bandwith Product (EBP) 121 Hz
  • Voice Coil Overhang (Xmax) ± 4.5 mm
  • Overall Diameter 388 mm
  • Bolt Circle Diameter 373 mm
  • Baffle Cutout Diameter 358 mm
  • Depth 150 mm
  • Flange and Gasket Thickness 13 mm
  • Gross Weight 11.32 Kgs
  • Recone Kit Number REC15PT500MB

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