Image Dynamics IDMAX15D4 V4
2x2Ω
2x4Ω
Subwoofer
| Nominal diameter | 15″ / 381 mm |
| Resonance | 30 Hz |
| Q factor | 1.02 |
| Sensitivity | 86.8 dB |
| Linear excursion | ± 22 mm |
| Program power | 1200 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 86.8dB
- Frequency response 32 - 500Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 30Hz
- Mechanical quality factor QMS 4.78
- Electrical quality factor QES 1.32
- Total quality factor QTS 1.02
Large signal parameters
- Maximum linear excursion (one way) xmax 22mm
- Air volume displaced at xmax VD 2057cm³
- Power handling P 600W
- Program power Pmax 1200W
Voice Coil
- Nominal impedance Z 2 x 4Ω
- DC resistance (in series) RE 8.0Ω
- Inductance (1kHz, in series) LE 3.04mH
- VC Diameter 63.5mm
- Winding height HVC 60mm
- Winding material Aluminum
- Former material BASV
Magnet
- Force factor (in series) Bl 19.7N/A
- Motor constant Bl/√RE 6.97N/√W
- Diameter 199mm
- Height 105mm
- Weight 16.3kg
- Material Y-35
Diaphragm
- Effective diameter 345mm
- Effective area SD 935cm²
- Moving mass (including air load) MMS 361g
- Moving mass MMD 341g
- Material Glass Fiber / Pulp Cone
Suspensions
- Stiffness KMS 14.7N/mm
- Compliance CMS 68µm/N
- Equivalent volume to the compliance VAS 84.8L
- Mechanical resistance RMS 14.2N·s/m
- Surround material Parabolic Santoprene
- Spider material Nomex
Dimensions
- Nominal diameter 15″
- 381mm
- Overall diameter 412mm
- Baffle cutout diameter 375mm
- Overall depth 264mm
- Flange thickness -12mm
- Mounting depth 276mm
- Volume occupied by the driver 7.36L
- Net weight 19.5kg
Export this driver to a box design software:
Closed Box Simulator·
Speakerbench
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
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