WOOFER 4 0HM 60/90W 47-7000HZ 88DB 165MM

Rated power 60 Watt
Maximum power 90 Watt
Nominal impedance 4 Ohm
Frequency response (-10 dB) fu - 7000 Hz
(fu: Lower cut-off frequency depending on cabinet) .
Mean sound pressure level 88 dB (1W/1m)
Maximum cone displacement 13 mm
Resonance frequency fs 45 Hz
Magnetic induction 0,8 Tesla
Magnetic flux 314 µ Weber
Height of front pole-plate 5 mm
Voice coil diameter 2,5 cm
Height of winding 1,4 cm
Cutout diameter 15 cm
Net weight 0,97 kg
D.C. resistance Rdc 3,2 Ohm
Mechanical Q factor Qms 2,25
Electrical Q factor Qes 0,61
Total Q factor Qts 0,48
Equivalent volume Vas 21 l
Effective piston area Sd 143 cm2
Dynamically moved mass Mms 17 g
Force factor Bxl 5 T · m
Inductance of the voice coil L 0,75 mH