TF1525e - Parts Express
TF1525e
Ferrite magnet steel chassis driver
General Specifications
Nominal diameter . . . . . . . . . . . . . . . . . . . . . . 381mm/15in
Power rating1. . . . . . . . . . . . . . . . . . . . . . . . . . . . 300Wrms
Nominal impedance. . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Ω
Sensitivity2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97dB
Frequency range . . . . . . . . . . . . . . . . . . . . . . . . 45-3500Hz
Voice coil diameter . . . . . . . . . . . . . . . . . . . . . 64mm/2.5in
Chassis type. . . . . . . . . . . . . . . . . . . . . . . . . . Pressed steel
Magnet type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ferrite
Magnet weight . . . . . . . . . . . . . . . . . . . . . . . . . . 1.4kg/50oz
Coil material . . . . . . . . . . . . . . . . . . . . . Edgewound copper
Former material . . . . . . . . . . . . . . . . . . . . . . . . . Glass fibre
Cone material . . . . . . . . . . . . . . . . . . . Kevlar loaded paper
Surround material . . . . . . . . . . . . . . . . . . . . . Cloth-sealed
Suspension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Single
Xmax3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.5mm/0.14in
Gap depth . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8mm/0.31in
Voice coil winding width . . . . . . . . . . . . . . . 14.5mm/0.57in
Features
Small Signal Parameters
• 15" driver provides extended low frequency range
• 2.5" edgewound voice coil enables 97dB efficiency and 300Wrms (AES standard)
power handling
• Vented magnet assembly for enhanced cooling
• Kevlar-loaded cone with sealed surround and damping for reduced distortion
• Suitable for use in 2-way and 3-way systems
D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.33m/12.99in
Fs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49.8Hz
Mms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82.41g/2.91oz
Mmd . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68.26g/2.41oz
Qms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.12
Qes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.53
Qts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.50
Re . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.48Ω
Vas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128.19lt/4.53ft3
Bl . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17.69Tm
Cms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.12mm/N
Rms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.62kg/s
Le (at 1kHz). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.32mH
Mounting Information
Frequency Response and Impedance Curves
Overall diameter . . . . . . . . . . . . . . . . . . . . 385mm/15.16in
Overall depth . . . . . . . . . . . . . . . . . . . . . . . . 163mm/6.42in
Cut-out diameter . . . . . . . . . . . . . . . . . . . . 352mm/13.86in
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.8kg/10.6lb
Packed Dimensions & Weight
200
2k
Measured - 1W @ 1m, 2π
1. Tested for two hours using a continuous, band-limited pink noise signal as per AES standard. Power calculated on minimum impedance. Loudspeaker tested in free air.
2. Measured on axis at 1W, 1m in 2π anechoic environment.
3. Xmax derived from: (voice coil winding width-gap depth)/2.
Also available in 4Ω, data available on request
Single pack size W x D x H . . . . 410mm x 410mm x 180mm
. . . . . . . . . . . . . . . . . . . . . . . . . . . . /16.1in x 16.1in x 7.1in
Single pack weight . . . . . . . . . . . . . . . . . . . . . 5.5kg/12.1lb
Multi pack (45) size W x D x H . . . . 1200mm x 1000mm x 980mm
. . . . . . . . . . . . . . . . . . . . . . . . . . . /47.2in x 39.4in x 38.6in
Multi pack (45) weight. . . . . . . . . . . . . . . . . . . 248kg/547lb
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