MCM Electronics

250W 8 Ohm Woofer 15 Inch ProsoundMCM Part #: 55-4650  |  Celestion Part #: TF1525

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"TF1525" 15" Prosound Bass/Mid-Range Driver

  • 15" bass and mid-range driver providing 98dB sensitivity and 250Wrms (AES standard) power handling
  • 2.5" high temperature copper voice coil wound on polyimide for increased reliability
  • Ideal for 2-way and 3-way systems
  • Kevlar-loaded cone with sealed surround and damping for reduced distortion
  • Rigid chassis design for maximum energy transfer
  • Vented magnet assembly for enhanced cooling

Product Description

General Specifications:

Nominal diameter 381mm/15in
Power rating 250Wrms
Nominal impedance 8 Ohm
Sensitivity 98dB
Frequency range 40-3000Hz
Voice coil diameter 64mm/2.5in
Chassis type Pressed steel
Magnet type Ferrite
Magnet weight 1.2kg/42oz
Coil material Round copper
Former material Polyimide
Cone material Kevlar loaded paper
Surround material Cloth-sealed
Suspension Single
Xmax 2.5mm/0.1in
Gap depth 8mm/0.31in
Voice coil winding width 13mm/0.51in

Small Signal Parameters:
D 0.33m/12.99in
Fs 47Hz
Mms 78.2g/2.76oz
Mmd 64.1g/2.26oz
Qms 5.9
Qes 0.66
Qts 0.59
Re 5.21 Ohm
Vas 152.5lt/5.38ft3
BI 13.5Tm
Cms 0.149mm/N
Rms 3.94kg/s
Le (at 1kHz) 0.82mH

Mounting Information:
Diameter 385mm/15.16in
Overall depth 153mm/6.02in
Cut-out diameter 351mm/13.82in
Mounting slot dimensions 9.2mm x 6.2mm/0.36in x 0.24in
Number of mounting slots 8
Mounting PCD range 369mm/14.56in
Unit weight 5.2kg/11.5lb

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Package Specifications & Dimensions
Weight:10.97 lbs.
RoHS Comp:Yes
Warranty:90 days
Need to Return?
Length:16 in.
Width:16 in.
Height:6.75 in.
Shipping Information
Extra Shipping Charge:No
Drop Ship:No
Catalog Pages

MCM Cat 57, Page 155

MCM Cat 56, Page 279

PDF Reference

Requires Adobe Acrobat Reader.

Mfr. Info

Celestion Logo
Mfr. Name:Celestion
Mfr. Part Number:TF1525