C168-6-990 CELL

Ceramic Midrange

Dome material	CerAMIC
Application	Midrange
Overall diameter	168 MM
Cutout Diameter	147 MM
Overall depth	49.5 MM
Motor assembly depth	27.50
Motor assembly diameter	146

Main Features

full featured cell concept
ideal acoustical center
no reflections at the backside
Underhung motor design
200 HZ - 6000 HZ

Technology
Cutout Profile
3D Model
Material
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VENTED BOX DESIGN PARAMETERS:

Vb: 17L, Port diameter: 50mm, Length 200mm, Fres 38Hz, F-3dB: 38Hz (optimal)
Vb: 25L, Port diameter: 50mm, Length 185mm, Fres 32Hz, F-3dB: 32Hz (extended bass)
Vb: 12L, Port diameter: 50mm, Length 270mm, Fres 40Hz, F-3dB: 43.5Hz (0.7dB exaggeration @ 100Hz)

CLOSED BOX DESIGN PARAMETERS:

Vb: 8L, -10dB @ 40Hz, F-3dB: 69Hz, Q: 0.71 (typical)
Vb: 15L, -8.5dB @ 40Hz, F-3dB: 70Hz, Q: 0.60 (extended bass)

Mechanical Data

Specification	Value	Unit
Overall diameter	168	mm
Cutout diameter	147	mm
Min. frontplate thickness	6	mm
Overall depth	49.5	mm
Motor assembly depth	27.50	mm
Motor assembly diameter	146	mm
Screwfitting	DIN 7984 / Ø 4.50	mm
Terminal	+: 6.3 x 0.8 / -: 4.8 x 0.8	mm
Shipping weight (pair)	3.76	Kg
Shipping box size (pair)	210/140/210	mm

Thiele Small Parameters

Specification		Value	Unit
Sensitivity (2.83V / 1m)	Spl	93	dB
DC-resistance	Re	5.4	Ohm
Resonance frequency	Fs	55	Hz
Equivalent volume of air	Vas	10.3	ltr
Mechanical Q	Qms	4.76
Electrical Q	Qes	0.22
Total Q	Qts	0.21
Effective piston area	Sd	118	Cm2
Moving mass	Mms	16.1	g
Suspension compliance	CMs	0.52	mm/n
Mechanical resistance	Rms	1.17	Kg*s

voice coil parameters

Specification		Value	Unit
Power handling	P	120	W
Linear excursion	Xmax	+/-3.0	mm
Voice coil diameter		114	mm
Voice coil former material		Ti
Voice coil material		Cu
Voice coil inductance	Le	0.06	mH
Force factor	Bl	11.66	N/A
Motor type		Underhung
Ferrofluid filling		No

Frequency Response [db]

Impedance [OHM]