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
TN0820
General Specifications
Nominal diameter (mm/in) .........................................203/8
Power Rating (AES, W rms)...........................................150
Nominal impedance (
Ω
) ...................................................8
Voice coil diameter (mm/in) ......................................51/2.0
Magnet type.....................................................Neodymium
Chassis type ..................................................Pressed steel
Sensitivity (dB) ...............................................................94
Frequency range (Hz) ............................................60-4000
Coil material..................................................Round copper
Former material ...................................................Polyimide
Cone material.......................................Kevlar loaded paper
Surround material............................................Cloth-sealed
Suspension...............................................................Single
Xmax (mm/in) .....................................................2.0/0.079
Gap depth (mm/in)................................................8.0/0.32
Voice coil winding width (mm/in)..........................12.0/0.47
Small Signal Parameters
D (m/in)..............................................................0.17/6.69
F
s
(Hz) ......................................................................42.80
M
md
(g/oz)........................................................20.34/0.72
M
air
(g/oz) .........................................................1.94/0.068
Q
ms
............................................................................1.34
Q
es
.............................................................................0.28
Q
ts
.............................................................................0.23
R
e
(
Ω
) ........................................................................5.70
V
as
(lt/ft
3
) ............................................................45.34/1.6
BI (Tm) .....................................................................11.09
C
ms
(mm/N) ................................................................0.62
R
ms
(kg/s) ...................................................................4.47
L
e
(mH)......................................................................0..64
Mounting Information
Overall Diameter (mm/in)......................................208/8.19
Overall depth (mm/in)...........................................100/3.94
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 ................................................4
Mounting slot PCD (mm/in)...................................196/7.72
Unit weight (kg/lb)...................................................1.3/2.9
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) .......................................1.4/3.1
Multipack (120) size W x D x H (mm/in) .....980 x 880 x 840
.........................................................../38.6 x 34.6 x 33.1
Multipack (120) weight (kg/lb) ...............................200/441
Unit conditioned prior to measurement.
• Exceptional performance through bass and mid-range
• Features compact and lightweight neodymium magnet assembly
• Smart use of venting and specially designed heatsink for reduced
thermal compression
• Effective flux management enables increased sensitivity
60
80
100
20
40
60
Frequency Response and Impedance Curves
Measured - 1W @ 1m, 2
π
