Celestion FTR Range FTR15-3070C Specifications

FTR15-3070C
• 400Wrms continuous power handling (AES Standard)
• High output - 99dB sensitivity
• Flexirol technology for greater excursion control
TM
• Saturated gap technology for lower harmonic distortion
• Low frequency response, down to 40Hz
• Smart chassis design minimises acoustic distortion
Frequency Response and Impedance Curves
Celestion International Ltd, Claydon Business Park, Great Blakenham, Ipswich IP6 ONL, UK
+44 (0)1473 835300 sales@celestion.com www.celestionprofessional.com
Celestion adopts a progressive policy and reserve the right to alter drive unit specifications and/or appearance without prior notice 08/05
FREQUENCY (Hz)
Measured - 1W @ 1m, 2π
General Specifications
Nominal diameter (mm/in) ...................................... 381/15
Power rating (AES, W rms) ......................................... 400
Nominal impedance ( Ω ) ................................................. 8
Voice coil diameter (mm/in) ........................................ 76/3
Magnet type............................................................ Ferrite
Magnet weight (kg/oz)..............................................2.3/81
Chassis type.............................................. Cast Aluminium
Sensitivity (dB) .............................................................. 99
Frequency range (Hz)........................................... 40-4000
Coil material ............................................... Round copper
Former material................................................. Glass fibre
Cone material .................. Glass loaded paper with weather
........................................................resistant impregnation
Surround material .......................................... Cloth-sealed
Suspension ............................................................. Single
Xmax (mm/in) ...................................................... 3.0/0.12
Gap depth (mm/in)............................................. 10.0/0.39
Voice coil winding width (mm/in) ....................... 16.0/0.63
Small Signal Parameters
D (m/in) .......................................................... 0.33/12.99
F (Hz) .......................................................................... 40
s
M (g/oz) ...................................................... 84.15/2.97
mt
M (g/oz) ...................................................... 70.00/2.47
md
Q .......................................................................... 7.10
ms
Q ........................................................................... 0.38
es
Q ........................................................................... 0.36
ts
R ( Ω ) ...................................................................... 6.50
e
V (lt/ft ) ........................................................ 208.0/7.34
3
as
Bl (Tm) ................................................................... 18.70
C (mm/N) .............................................................. 0.20
ms
R (kg/s) ................................................................. 2.86
ms
L (mH) ...................................................................... 0.59
e
Mounting Information
Overall diameter (mm/in) .................................. 385/15.16
Overall depth (mm/in).......................................... 158/6.22
Cut-out diameter (mm/in) .................................. 351/13.82
Mounting slot dimensions (mm/in)......... 7 x 10/0.28 x 0.39
Number of mounting slots ............................................... 8
Mounting PCD range (mm/in) .......... 365-375/14.37-14.76
Unit weight (kg/lb)................................................ 6.3/13.8
Packed Dimensions & Weight
Single pack size W x D x H (mm/in) ...........435 x 435 x 200
............................................................./17.1 x 17.1 x 7.9
Single pack weight (kg/lb) ................................... 7.7/17.0
Multi pack (36) size W x D x H (mm/in) ..............................
..............................1200 x 1000 x 980/47.2 x 39.4 x 38.6
Multi pack (36) weight (kg/lb) .............................. 278/613
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