BGF-46166-18-4-003
- "Schott AS87 Glass"-"Viscoelastomic Damping Layer"-"Aluminum alloy foil" composite flat diaphragm in total thickness of 0.3mm and mass of 3.4g
- 17mm thickness with 8mm X-max. Highest in-industry Excursion-to-Thickness Index (E2T)
- Very high force motor: 2.84 kgF (continuous), 6.44kgF (transient)
- High power handling: 35W (continuous), 180W (transient)
- High Mms for low Fo both in free-air and in-box, plus high BL (BL=4.34) for maintaining the demanded sensitivity
- Large eff.-radiating-area (SD=4865 mm²) to overall area (64%)
Techncal Specification,
Driver Size : 18mm x 166mm x 46mm
DC Resistance : 3.4Ω ± 5%
Resonance Frequency (Fs) : 90Hz ± 15%
Continuous Power (thermal) : 35W
Max. Power (transient) : 180W
Excursion, peak-to-peak (Xmax) : 8mm
Moving Mass (Mms) : 18g
Effective Radiating-area (Sd) : 46.65cm²
Force Factor (BL) : 4.34
Specific Force Factor (BL/√Re) : 2.35
Compliance, free-air (Cms) : 0.15mm/N ± 15%
Eqv. Compliance Volume (Vas) : 0.52L
Voice Coil Inductance (Le) : 0.48mH
Diaphragm Displacement Volume, peak-to-peak(Vd) : 38.92 cm³
Sensitivity : 75dBSpl
NdFeB magnet rating : N42SH
NdFeB magnet weight : 31g
Voice-coil magnet wire weight : 11.2g
Driver Weight : 158g
Voice-coil magnet wire grade : EISV
Max. Voice-coil Temperature : 180°C
Operating Temperature : -10 to 40°C
Storage Temperature : -20 to 70°C