Electrical Data
Nominal impedance	Zn	8	ohm
Minimum impedance	Zmin	6.5	ohm
Maximum impedance	Zo	31.7	ohm
DC resistance	Re	6.1	ohm
Voice coil inductance	Le	1.3	mH
Capacitor in series with x ohm	Cc	9	uF

T-S Parameters
Resonance Frequency	fs	38	Hz
Mechanical Q factor	Qms	2.22
Electrical Q factor	Qes	0.53
Total Q factor	Qts	0.43
Force factor	Bl	7	Tm
Mechanical resistance	Rms	1.92	Kg/s
Moving mass	Mms	17.8	g
Suspension compliance	Cms	0.99	mm/N
Effective cone diameter	D	13.5	cm
Effective piston area	Sd	143	cm2
Equivalent volume	Vas	27.7	ltrs
Sensitivity (2.83V/1m)		--	dB
Ratio BL/√(Re)		--
Ratio fs/Qts	F	--

Power handling
100h RMS noise test (IEC)	--	W
Long-term Max Power (IEC 18.3)	150	W
Max linear SPL (rms) @ power	--	dB/W
Short Term Max power (IEC 18.2)	--	W

Voice Coil and Magnet Parameters
Voice coil diameter	33	mm
Voice coil height	17	mm
Voice coil layers	2
Height of the gap	6	mm
Linear excursion +/-	--	mm
Max mech. excursion +/-	--	mm
Flux density of gap	1.08	mWb
Total useful flux	0.94	mWb
Diameter of magnet	102	mm
Height of magnet	16	mm
Weight of magnet	0.54	Kg

Notes:
IEC specs refer to IEC 60268-5 third edition
All Tymphany products are RoHS compliant