Magnet System: Neodymium (Lightweight & High Power)
1. Typical Characteristics
Parameter
Value
Nominal Diameter
250 mm
Nominal Impedance
8 Ω
Minimum Impedance
6.2 Ω
Nominal Power (AES)
200 W
Sensitivity (1W/1m)
99.0 dB
Frequency Range
60Hz – 4kHz
Voice Coil Diameter
64 mm
Winding Material
Aluminum
Former Material
Glass Fiber
Winding Depth
12 mm
Magnetic Gap Depth
8 mm
Flux Density
1.25 T
2. Design Features
Component
Specification
Surround Shape
Double Roll
Cone Shape
Exponential
Magnet Material
Neodymium (Internal)
Spider
Single
Pole Design
Straight Pole
Cone Treatment
None
Recommended Enclosure
26.0 L
Recommended Tuning
67 Hz
3. Technical Parameters
Parameter
Value
Fs (Resonance Frequency)
61 Hz
Re (DC Resistance)
5 Ω
Qes
0.33
Qms
4.5
Qts
0.31
Vas (Equivalent Volume)
32.0 L
Sd (Piston Area)
320.0 cm²
η0 (Efficiency)
2.5%
Xmax (Linear Excursion)
4.0 mm
Xvar (Max Excursion)
5.5 mm
Mms (Moving Mass)
29 g
BL (Force Factor)
15.0 T·m
Le (Inductance @1kHz)
0.5 mH
EBP (Efficiency Bandwidth)
184
4. Mechanical & Shipping Data
Dimension
Measurement
Overall Diameter
261 mm
Bolt Circle Diameter
245 mm
Baffle Cutout Diameter
230.0 mm
Depth
122 mm
Flange Thickness
13 mm
Driver Air Volume
1.5 L
Net Weight
2.0 kg
Shipping Weight
2.6 kg
Package Dimensions
270×270×150 mm
Key Features
✅ High Power Handling – 400W program power for professional audio systems ✅ Neodymium Magnet – Lightweight yet powerful motor structure ✅ Aluminum Voice Coil – 64mm winding for superior heat dissipation ✅ Double Roll Surround – Enhances linear excursion & reduces distortion ✅ Optimized for Bass – 60Hz-4kHz response with 98.5dB sensitivity
Recommended Applications
✔ Line array systems (e.g., ZSOUND LA series) ✔ Fixed installations (theaters, conference halls) ✔ Touring & live sound reinforcement ✔ High-power subwoofer applications
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