Lowther DX4 Drive Unit
DX4 Drive UnitDX4 Drive Unit
DC Resistance of Voice Coil Re 7.4 ohms
Free Air Resonance Fo 45 Hz
Emission Piston Area Sd 0.021M²
Equivalent Volume Suspension Vas 52.321 Ltrs
Suspension Compliance Cms 835.497 u M/N
Mass of Cone Mmd 11.0 g
Mass of Moving Parts Mms 12.75 g
Force Factor Bl 11.246 T-M
Mechanical Q Factor Qms 4.808
Electrical Q Factor Qes 0.229
Total Q Factor Qts 0.218
Voice Coil Inductance @ 1 kHz Le 28.347 uH
Reference Efficiency No 2.567%
Sound Pressure Level SPL 96.112 Db