W 200 NG 4 OHM



20 cm (8") woofer with air-dried and reinforced cone. Very good price/performance ratio. Suitable for simple 2-way speakers and car rear tray systems.
No longer available.

Technical Data

Rated power 75 Watt
Maximum power 115 Watt
Nominal impedance Z 4 Ohm
Frequency response fc - 4500 Hz
Mean sound pressure level 90 dB (1 W/1 m)
Excursion limit 18 mm
Resonance frequency fs 45 Hz
Magnetic induction 0,85 Tesla
Magnetic flux 530 µ Weber
Height of front pole-plate 6 mm
Voice coil diameter 3,3 cm
Height of winding 0,9 cm
Cutout diameter 18,4 cm
Net weight 1,18 kg
D.C. resistance Rdc 3,8 Ohm
Mechanical Q factor Qms 3,3
Electrical Q factor Qes 0,6
Total Q factor Qts 0,5
Equivalent volume Vas 50 l
Effective piston area Sd 213 cm2
Dynamically moved mass Mms 16 g
Force factor Bxl 5,3 T · m
Inductance of the voice coil L 0,6 mH
Show all data

sketch

frequency- and impedance response