Data Sheet

LF Pressed Chassis / Ferrite
TF1530
Features
High output 15" bass and mid-range driver
Efficient magnet assembly enables 99dB sensitivity and 400Wrms (AES
standard) power handling
3" high temperature copper voice coil wound on polyimide for increased
reliability
Double roll surround for greater excursion control
Superb price/performance ratio
8 Ω Frequency Response
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 2 anechoic environment.
3. Xmax derived from: (voice coil winding width-gap depth)/2.
General Specifications
Nominal diameter 381mm/15in
Power rating
1
400Wrms
Nominal impedance 8 Ω
Sensitivity
2
99dB
Frequency range 40-3000Hz
Voice coil diameter 75mm/3in
Chassis type Pressed steel
Magnet type Ferrite
Magnet weight 2.44kg/86oz
Coil material Round copper
Former material Polyimide
Cone material Kevlar loaded paper
Surround material Cloth-sealed
Suspension Single
Xmax
3
2mm/0.08in
Gap depth 8mm/0.31in
Voice coil winding width 12mm/0.47in
Small Signal Parameters
D 0.33m/12.99in
Fs 45Hz
Mms 91.85g/3.24oz
Mmd 77.70g/2.74oz
Qms 4.20
Qes 0.42
Qts 0.38
Re 5.70 Ω
Vas 141.2lt/4.99ft3
BI 18.70Tm
Cms 0.14mm/N
Rms 6.13kg/s
Le (at 1kHz) 1.08mH
Mounting Information
Diameter 385mm/15.16in
Overall depth 163mm/6.42in
Cut-out diameter 352mm/13.86in
Mounting slot dimensions 9.2mmx6.2mm/0.36inx0.24in
Number of mounting slots 8
Mounting PCD range 369mm/14.56in
Unit weight 6.1kg/13.4lb
Packed Dimensions & Weight
Single pack size W x D x H 410mm x 410mm x 180mm
/16.1in x 16.1in x 7.1in
Single pack weight 8kg/17.6lb
Multipack (45) size W x D x H 1200mmx1000mmx980mm
/47.2in x 39.4in x 38.6in
Multi pack (45) weight 320kg/700lb
Celestion, Claydon Business Park, Great Blakenham, Ipswich, IP6 0NL United Kingdom