Image Dynamics IDMAX12D4 V4
2x2Ω
2x4Ω
Subwoofer
| Nominal diameter | 12″ / 315 mm |
| Resonance | 26 Hz |
| Q factor | 0.76 |
| Sensitivity | 84.1 dB |
| Linear excursion | ± 19 mm |
| Program power | 1000 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 84.1dB
- Frequency response 29 - 500Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 26Hz
- Mechanical quality factor QMS 5.42
- Electrical quality factor QES 0.89
- Total quality factor QTS 0.76
Large signal parameters
- Maximum linear excursion (one way) xmax 19mm
- Air volume displaced at xmax VD 1040cm³
- Power handling P 500W
- Program power Pmax 1000W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 8.0Ω
- Inductance (1kHz, in series) LE 2.6mH
- VC Diameter 50.8mm
- Winding height HVC 55mm
- Winding material Aluminum
- Former material BASV
Magnet
- Force factor (in series) Bl 16.8N/A
- Motor constant Bl/√RE 5.95N/√W
- Diameter 170mm
- Height 97mm
- Weight 11.34kg
Diaphragm
- Effective diameter 264mm
- Effective area SD 547cm²
- Moving mass (including air load) MMS 211g
- Moving mass MMD 202g
- Material Glass Fiber / Pulp Cone
Suspensions
- Stiffness KMS 6.8N/mm
- Compliance CMS 147µm/N
- Equivalent volume to the compliance VAS 62.4L
- Mechanical resistance RMS 6.36N·s/m
- Surround material Parabolic Santoprene
- Spider material Nomex
Dimensions
- Nominal diameter 12″
- 315mm
- Overall diameter 315mm
- Baffle cutout diameter 280mm
- Overall depth 207mm
- Flange thickness 2mm
- Mounting depth 205mm
- Volume occupied by the driver 3.96L
- Net weight 12.9kg
Export this driver to a box design software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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