Lowther DX55 Drive Unit
DX55 Drive UnitDX55 Drive Unit
DC Resistance of Voice Coil Re 7.4 ohms
Free Air Resonance Fo 82 Hz
Emission Piston Area Sd 0.01055M²
Equivalent Volume Suspension Vas 4.174 Ltrs
Suspension Compliance Cms 264.079 u M/N
Mass of Cone Mmd 7.0 g
Mass of Moving Parts Mms 7.623 g
Force Factor Bl 11.852 T-M
Mechanical Q Factor Qms 5.81
Electrical Q Factor Qes 0.274
Total Q Factor Qts 0.262
Voice Coil Inductance @ 1 kHz Le 41.453 uH
Reference Efficiency No 2.077%
Sound Pressure Level SPL 95.193 Db