BishopSound BDP12
8Ω
Mid Bass
| Nominal diameter | 12″ / 315 mm |
| Resonance | 50 Hz |
| Q factor | 0.22 |
| Sensitivity | 96 dB |
| Linear excursion | ± 7 mm |
| Program Power | 800 W |
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 96dB
- Frequency response 46 - 4000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 50Hz
- Mechanical quality factor QMS 5.20
- Electrical quality factor QES 0.24
- Total quality factor QTS 0.22
Large signal parameters
- Maximum linear excursion xmax 7mm
- Maximum excursion before damage xlim 13mm
- Air volume displaced at xmax VD 315cm³
- Power handling P 400W
- Program power Pmax 800W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 5.1Ω
- Inductance (1kHz) LE 0.9mH
- VC Diameter 75mm
- Winding height HVC 16mm
- Winding material Copper
- Former material Glass Fiber
Magnet
- Flux density B 1.04T
- Force factor Bl 18.3N/A
- Motor constant Bl/√RE 8.1N/√W
- Air gap height HAG 11mm
- Material Ferrite Ring
Diaphragm
- Effective diameter 239mm
- Effective area SD 450cm²
- Moving mass MMS 50.8g
- Moving mass (without air load) MMD 43.5g
Suspensions
- Stiffness KMS 11.1N/mm
- Compliance CMS 90µm/N
- Equivalent volume to the compliance VAS 75.4L
- Mechanical resistance RMS 4.3N·s/m
Dimensions
- Nominal diameter 12″
- 315mm
- Overall diameter 315mm
- Overall depth 136mm
- Flange thickness 10mm
- Mounting depth 126mm
- Volume occupied by the driver (estimated) 3.4L
- Net weight 9.0kg
- Frame material Aluminium
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