Hertz Cento CX 165
4Ω
2 Way
| Nominal diameter | 6.5″ / 165 mm |
| Resonance | 65 Hz |
| Q factor | 0.60 |
| Sensitivity | 88 dB |
| Linear excursion | ± 3.5 mm |
| Program Power | 140 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 88dB
- Frequency response 55 - 22000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 65Hz
- Mechanical quality factor QMS 3.40
- Electrical quality factor QES 0.73
- Total quality factor QTS 0.60
Large signal parameters
- Maximum linear excursion xmax 3.5mm
- Maximum excursion before damage xlim 4.9mm
- Air volume displaced at xmax VD 48cm³
- Power handling P 70W
- Program power Pmax 140W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.2Ω
- Inductance (1kHz) LE 0.21mH
- VC Diameter 25mm
Magnet
- Force factor Bl 4.8N/A
- Motor constant Bl/√RE 2.68N/√W
- Diameter 85mm
- Material Ferrite
Diaphragm
- Effective diameter 132mm
- Effective area SD 137cm²
- Moving mass MMS 13.3g
- Moving mass (without air load) MMD 12.1g
- Material Semi-pressed paper + Mica
Suspensions
- Stiffness KMS 2.17N/mm
- Compliance CMS 460µm/N
- Equivalent volume to the compliance VAS 12.2L
- Mechanical resistance RMS 1.6N·s/m
Dimensions
- Nominal diameter 6.5″
- 165mm
- Overall diameter 165mm
- Baffle cutout diameter 142mm
- Overall depth 71mm
- Flange thickness 8mm
- Mounting depth 63mm
- Volume occupied by the driver (estimated) 0.34L
- Net weight 0.95kg
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Export this driver to a simulation software:
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