| Specification | Value | Unit | |
| Overall diameter | 173 | mm | |
| Cutout Diameter/Square | 146 | mm | |
| Min. frontplate thickness | 6.35 | mm | |
| Overall depth | 102 | 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) | 8.5 | Kg | |
| Shipping box size (pair) | 210/280/210 | mm | |
C173-6-096 Ceramic Bass-Midrange
Vented box design parameters
Vb: 8L, Fres: 25Hz with passive radiator, -18dB @ 25Hz, Q: 0.38 (optimal A/V alignment)
Vb: 4.1L, Port diameter: 50mm, Length: 170mm, Fres: 82Hz, F-3dB: 85Hz, Q: 0.50 (typical A/V alignment)
Vb: 11L, Port diameter: 50mm, Length: 150mm, Fres: 53Hz, F-3dB: 55Hz, Q: 0.34 (extended bass)
Closed Box design parameters
Vb: 4.1L, -18dB @ 40Hz, F-3dB: 175Hz, Q: 0.50 (clean transient response)
Vb: 11L, -15dB @ 40Hz, F-3dB: 170Hz, Q: 0.38 (extended bass for active systems)
Highlights
7 inch bass-midrange with high efficiency for 3 way designs.
Large sized voice coil with 55mm titanium voice coil former for high midrange resolution.
Big, underhung 120mm Neodymium magnet system for very low distortion.
| Dome material | Ceramic |
| Application | Bass‑Midrange |
| Overall diameter | 173 MM |
| Cutout Diameter/Square | 146 MM |
| Overall depth | 102 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
40 HZ - 3 KHZ in vented Box
Mechanical Data
Thiele/Small Parameters
| Specification | Value | Unit | |
| Sensitivity (2.83V / 1m) | Lp | 93 | dB |
| DC-resistance | Re | 6.77 | Ohm |
| Resonance frequency | Fs | 50 | Hz |
| Equivalent volume of air | Vas | 16.99 | ltr |
| Mechanical Q | Qms | 4.68 | |
| Electrical Q | Qes | 0.24 | |
| Total Q | Qts | 0.22 | |
| Effective piston area | Sd | 130 | Cm2 |
| Moving mass | Mms | 14.4 | g |
| Suspension compliance | CMs | 0.7 | mm/n |
| Mechanical resistance | Rms | 0.96 | Kg*s |
voice coil parameters
| Specification | Value | Unit | |
| Power handling | P | 120 | W |
| Linear excursion | Xmax | +/-5 | mm |
| Voice coil diameter | 55 | mm | |
| Voice coil former material | Ti | ||
| Voice coil material | Cu | ||
| Voice coil inductance | Le | 0.32 | mH |
| Force factor | Bl | 11.4 | N/A |
| Motor type | underhung | ||
| Ferrofluid filling | No | ||
Frequency Response [DB]
Impedance [Ohm]
Harmonic Distortion [%]
