Professional Loudspeakers
Your Global Driver Solutions Partner
Celestion International Ltd, Claydon Business Park, Great Blakenham, Ipswich IP6 ONL, UK
+44 (0)1473 835300 [email protected] 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
TF0615 MR
General Specifications
Nominal diameter (mm/in) ........................................ 152/6
Power rating (AES, W rms) ........................................... 50
Nominal impedance (
Ω
) ................................................. 8
Voice coil diameter (mm/in) ..................................... 38/1.5
Magnet type............................................................ Ferrite
Magnet weight (kg/oz)............................................0.48/17
Chassis type ................................................. Pressed steel
Sensitivity (dB) .............................................................. 97
Frequency range (Hz) ......................................... 500-5000
Coil material ............................................... Round copper
Former material .................................................. Polyimide
Cone material ..................................... Kevlar loaded paper
Surround material ....................................... Treated paper
Suspension ............................................................. Single
Xmax (mm/in) .............................................................. n/a
Gap depth (mm/in) ....................................................... n/a
Voice coil winding width (mm/in) .................................. n/a
Small Signal Parameters
D (m/in) ...................................................................... n/a
F
s
(Hz) ........................................................................ 500
M
air
(g/oz) ................................................................... n/a
M
md
(g/oz) .................................................................. n/a
Q
ms
............................................................................ n/a
Q
es
............................................................................. n/a
Q
ts
............................................................................. n/a
R
e
(
Ω
) ........................................................................ 5.7
V
as
(lt/ft
3
) .................................................................... n/a
Bl (Tm) ....................................................................... n/a
C
ms
(mm/N) ................................................................ n/a
R
ms
(kg/s) ................................................................... n/a
L
e
(mH).......................................................................0.27
Mounting Information
Overall diameter (mm/in) .................................... 178/7.01
Overall depth (mm/in)............................................ 74/2.91
Cut-out diameter (mm/in) .................................... 147/5.79
Mounting slot dimensions (mm/in)..................... Ø 4.3/0.17
Number of mounting slots ............................................... 4
Mounting PCD range (mm/in) ........................... 168.5/6.63
Unit weight (kg/lb).................................................. 1.4/3.1
Packed Dimensions & Weight
Single pack size W x D x H (mm/in) .............190 x 200 x 90
................................................................./7.5 x 7.9 x 3.5
Single pack weight (kg/lb) ........................................ 2/4.4
Multi pack (140) size W x D x H (mm/in) .... 1070 x 850 x 860
.........................................................../42.1 x 33.5 x 33.9
Multi pack (140) weight (kg/lb) ............................ 295/650
• Very compact model suitable for use in 3-way systems
• Optimised to deliver detailed reproduction of mid-range
frequencies
• Closed back chassis simplifies cabinet manufacture, eliminating
need for separate mid-range enclosure
70
90
110
30
50
70
Frequency Response and Impedance Curves
Measured - 1W @ 1m, 2
π
