Celestion cdx1-1415 Guide De Spécification

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Professional Loudspeakers
Your Global Driver Solutions Partner
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
TF1225 e
General Specifications
Nominal diameter (mm/in) ...................................... 305/12
Power rating (AES, W rms)  ......................................... 300
Nominal impedance (
Ω
) ................................................. 8
Voice coil diameter (mm/in) .................................. 63.5/2.5
Magnet type............................................................ Ferrite
Magnet weight (kg/oz)..............................................1.4/50
Chassis type ................................................. Pressed steel
Sensitivity (dB) .............................................................. 96
Frequency range (Hz) ........................................... 50-3000
Coil material ........................................ Edgewound copper 
Former material .................................................. Polyimide
Cone material ..................................... Kevlar loaded paper
Surround material .......................................... Cloth-sealed
Suspension ............................................................. Single
Xmax (mm/in) ...................................................... 3.3/0.13
Gap depth (mm/in)............................................... 8.0/0.31
Voice coil winding width (mm/in)  ....................... 14.5/0.57
Small Signal Parameters
D (m/in) .......................................................... 0.26/10.24
F
s
(Hz) ....................................................................... 60.7
M
air
(g/oz) ...................................................... 6.91/0.244
M
md
(g/oz) ...................................................... 47.01/1.66
Q
ms
.......................................................................... 5.19
Q
es
........................................................................... 0.45
Q
ts
........................................................................... 0.41
R
e
(
Ω
) ...................................................................... 6.64
V
as
(lt/ft
3
) .......................................................... 50.8/1.80
Bl (Tm)  ................................................................... 17.51
C
ms
(mm/N) .............................................................. 0.13
R
ms
(kg/s) ................................................................. 3.97
L
e
(mH).......................................................................1.41
Mounting Information
Overall diameter (mm/in) .................................. 309/12.17
Overall depth (mm/in).......................................... 139/5.47
Cut-out diameter (mm/in) .................................. 283/11.14
Mounting slot dimensions (mm/in)..................... Ø 7.9/0.31
Number of mounting slots ............................................... 4
Mounting PCD range (mm/in) ............................ 297/11.69
Unit weight (kg/lb).................................................. 4.4/9.7
Packed Dimensions & Weight
Single pack size W x D x H (mm/in) ...........330 x 330 x 150
............................................................ /13.0 x 13.0 x 5.9
Single pack weight (kg/lb)  ........................................ 3/6.6
Multi pack (60) size W x D x H (mm/in)  ...... 1080 x 980 x 880
.......................................................... /42.5 x 38.6 x 34.6
Multi pack (60) weight (kg/lb)  .............................. 190/419
• Bass and mid range driver with extended low frequency response
• Features an edgewound voice coil for high efficiency and power
handling
• Kevlar-impregnated cone with sealed surround and damping for
reduced distortion
• Double roll surround for greater excursion control
• Suitable for use in 2-way and compact 3-way systems
Frequency Response and Impedance Curves
FREQUENCY (Hz)
Measured - 1W @ 1m, 2
π