| Specification | Value | Unit | |
| Overall diameter | 168 | mm | |
| Cutout Diameter/Square | 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 | |
C168-6-990 CELL Ceramic Midrange
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)
| Dome material | Ceramic |
| Application | Midrange |
| Overall diameter | 168 MM |
| Cutout Diameter/Square | 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
Material
Cutout Profile
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Mechanical Data
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 | -- | 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]
Harmonic Distortion [%]
