Technical Data
Amplitude & Impendance Frequency
Rated power 75 Watt
Maximum power 115 Watt
Nominal impedance Z 4 Ohm
Frequency response fu - 6000 Hz
(fu: Lower cut-off frequency depending on cabinet) .
Mean sound pressure level 88 dB (1W/1m)
Excursion limit 20 mm
Resonance frequency fs 27 Hz
Magnetic induction 1.1 Tesla
Magnetic flux 600 µ Weber
Height of front pole-plate 5 mm
Voice coil diameter 3.5 cm
Height of winding 1.2 cm
Cutout diameter 18.4 cm
Net weight 2.5 kg
D.C. resistance Rdc 3.3 Ohm
Mechanical Q factor Qms 3.41
Electrical Q factor Qes 0.31
Total Q factor Qts 0.28
Equivalent volume Vas 71 l
Effective piston area Sd 214 cm2
Dynamically moved mass Mms 27 g
Force factor Bxl 7.61 T · m
Inductance of the voice coil L 1.5 mH

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