• Diameter installation hole (mm): 282
• Thiele-Small-Parameter fs (Hz): 28
• Thiele-Small-Parameter Qts: 0,56
• Thiele-Small-Parameter Qes: 0,62
• Thiele-Small-Parameter Qms: 6,6
• Thiele-Small-Parameter Vas (l): 61
• Thiele-Small-Parameter Xmax (mm): +/- 8

Maximum power
Nominal power handling (Watt): 220
Maximum power handling (Watt): 900
Frequency response (Hz) -10 dB: 30-1.000
Efficiency (dB / Watt / 1m): 89
Efficiency (dB / 2,83 V / 1m): 92
Nominal impedance (Ohm): 4

Woofer
Installation depth (mm): 139
Diameter installation hole (mm): 282
Diameter cut out (mm): 297
Material loudspeaker basket: Steel
Colour loudspeaker basket: transparent black
Diameter membrane (mm): 300
Membrane material: Injected PP
Membrane form: Cone
Membrane colour: titanium silver
Beading material: Rubber
Size voice coil (mm): 50
Material voice coil body: Kapton
Wire material voice coil: Copper
Magnet material: Ferrite
Extended pole core (EXP): Yes
Vented pole core: Yes
Connection type: Clamp
Surface material: Silver
Loudspeaker grill: Yes
Thiele-Small-Parameter fs (Hz): 28
Thiele-Small-Parameter Qts: 0,56
Thiele-Small-Parameter Qes: 0,62
Thiele-Small-Parameter Qms: 6,6
Thiele-Small-Parameter Vas (l): 61
Thiele-Small-Parameter Xmax (mm): +/- 8