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
TF0818
General Specifications
Nominal diameter (mm/in) ........................................ 203/8
Power rating (AES, W rms) ......................................... 100
Nominal impedance (
Ω
) ................................................. 8
Voice coil diameter (mm/in) ................................ 44.5/1.75
Magnet type............................................................ Ferrite
Magnet weight (kg/oz)............................................0.88/31
Chassis type ................................................. Pressed steel
Sensitivity (dB) .............................................................. 94
Frequency range (Hz) ........................................... 70-6000
Coil material ............................................... Round copper
Former material .................................................. Polyimide
Cone material ..................................... Kevlar loaded paper
Surround material .......................................... Cloth-sealed
Suspension ............................................................. Single
Xmax (mm/in) ...................................................... 3.4/0.13
Gap depth (mm/in)............................................... 6.0/0.24
Voice coil winding width (mm/in) ....................... 12.7/0.50
Small Signal Parameters
D (m/in) ............................................................ 0.17/6.69
F
s
(Hz) .......................................................................... 95
M
air
(g/oz) ...................................................... 1.93/0.068
M
md
(g/oz) ...................................................... 15.60/0.55
Q
ms
.......................................................................... 3.83
Q
es
........................................................................... 0.50
Q
ts
........................................................................... 0.44
R
e
(
Ω
) ...................................................................... 6.40
V
as
(lt/ft
3
) .......................................................... 12.6/0.44
Bl (Tm) ................................................................... 11.36
C
ms
(mm/N) .............................................................. 0.17
R
ms
(kg/s) ................................................................. 2.62
L
e
(mH) ...................................................................... 0.75
Mounting Information
Overall diameter (mm/in) .................................... 208/8.19
Overall depth (mm/in)............................................ 99/3.54
Cut-out diameter (mm/in) .................................... 183/7.20
Mounting slot dimensions (mm/in)..... 9.5 x 5.5/0.37 x 0.22
Number of mounting slots ............................................... 8
Mounting PCD range (mm/in) .............. 195-199/7.68-7.83
Unit weight (kg/lb).................................................. 2.3/5.1
Packed Dimensions & Weight
Single pack size W x D x H (mm/in) ...........230 x 230 x 110
................................................................ /9.1 x 9.1 x 4.3
Single pack weight (kg/lb) ........................................ 3/6.6
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) ............................ 435/959
• Achieves optimal performance in compact enclosures
• Exceptional performance through bass and mid-range
• Ideal for 2-way systems
70
200
90
110
30
50
70
Frequency Response and Impedance Curves
Measured - 1W @ 1m, 2
π
