Lowther DX65 Drive Unit
DX65 Drive Unit DX65 Drive Unit
Theile Small Parameters for DX65 with 8 ohm Aluminium Voice Coil
DC Resistance of Voice Coil Re 7.4 ohms
Free Air Resonance Fo 89.136 Hz
Emission Piston Area Sd 0.01055M²
Equivalent Volume Suspension Vas 10.899 Ltrs
Suspension Compliance Cms 689.601u M/N
Mass of Cone Mmd 4.0 g
Mass of Moving Parts Mms 4.263 g
Force Factor Bl 9.278 T-M
Mechanical Q Factor Qms 2.236
Electrical Q Factor Qes 0.223
Total Q Factor Qts 0.202
Voice Coil Inductance @ 1 kHz Le 31.568 uH
Reference Efficiency No 3.353%
Sound Pressure Level SPL 97.273 Db