C220-6-222
Ceramic Bass-Midrange
| Dome material | CerAMIC |
| Application | Bass-Midrange |
| Overall diameter | 220 MM |
| Cutout Diameter | 191 MM |
| Overall depth | 112.5 MM |
| Motor assembly depth | 49.5 MM |
| Motor assembly diameter | 120 MM |
Main Features
Underhung Motor Design
55 mm Titanium VC Former
Soft Rubber Surround
Vented VC, Pole Piece & Spider
32 HZ - 2 KHZ in vented Box
Technology
3D Model
Material
Print
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VENTED BOX DESIGN PARAMETERS
Vb: 29L, Fres: 23Hz with passive radiator, -12dB @ 25Hz, Q: 0.47 (optimal A/V alignment)
Vb: 24L, Port diameter: 70mm, Length: 200mm, Fres: 43.5Hz, F-3dB: 47Hz, Q: 0.50
Vb: 36L, Port diameter: 70mm, Length: 145mm, Fres: 40Hz, F-3dB: 39Hz, Q: 0.43 (extended bass)
CLOSED BOX DESIGN PARAMETERS
Vb: 11.5L, -12dB @ 40Hz, F-3dB: 74Hz, Q: 0.71 (typical)
Vb: 24L, -9dB @ 40Hz, F-3dB: 75Hz, Q: 0.50 (extended bass)
HIGHLIGHTS
8.5 inch bass-midrange with high efficiency for 2 or 3-way designs.
Large sized voice coil with 55mm titanium voice coil former for high midrange resolution.
Big, underhung 120 mm neodymium magnet system for very low distortion.
Mechanical Data
| Specification | Value | Unit | |
| Overall diameter | 220 | mm | |
| Cutout diameter | 191 | mm | |
| Min. frontplate thickness | 9 | mm | |
| Overall depth | 112.5 | mm | |
| Motor assembly depth | 49.5 | mm | |
| Motor assembly diameter | 120 | mm | |
| Screwfitting | DIN 7984 / Ø 4.50 | mm | |
| Terminal | +: 6.3 x 0.8 / -: 4.8 x 0.8 | mm | |
| Shipping weight (pair) | 9.6 | Kg | |
| Shipping box size (pair) | 250/290/250 | mm | |
Thiele Small Parameters
| Specification | Value | Unit | |
| Sensitivity (2.83V / 1m) | Spl | 93 | dB |
| DC-resistance) | Re | 7.23 | Ohm |
| Resonance frequency | Fs | 29.5 | Hz |
| Equivalent volume of air | Vas | 74.0 | ltr |
| Mechanical Q | Qms | 5.61 | |
| Electrical Q | Qes | 0.27 | |
| Total Q | Qts | 0.26 | |
| Effective piston area | Sd | 224 | Cm2 |
| Moving mass | Mms | 28.0 | g |
| Suspension compliance | CMs | 1.04 | mm/n |
| Mechanical resistance | Rms | 0.93 | Kg*s |
voice coil parameters
| Specification | Value | Unit | |
| Power handling | P | 150 | W |
| Linear excursion | Xmax | +/-6 | mm |
| Voice coil diameter | 55 | mm | |
| Voice coil former material | Ti | ||
| Voice coil material | Cu | ||
| Voice coil inductance | Le | 0.37 | mH |
| Force factor | Bl | 11.7 | N/A |
| Motor type | Underhung | ||
| Ferrofluid filling | No | ||
Frequency Response [db]
Impedance [OHM]
Distortion [%]
