20 mm (0.8") polycarbonate HiFi driver with round shaped front plate for the highrange above 3000 Hz. Balanced frequency response and good omnidirectional sound distribution. High power handling due to ferrofluid-cooled voice-coil.
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|Nominal impedance Z||4ohm|
|Outside diameter||94 mm|
|Rated power||70 W|
|Maximum power||100 W|
|Mean sound pressure level||90 dB|
|Coil diameter||20 mm|
|Resonance frequency fs||1900 Hz|
|Electrical Q factor Qes||0.6|
|Mechanical Q factor Qms||3|
|Total Q factor Qts||0.5|
|Dynamically moved mass Mms||0.2 g|
|Frequency response||1200–22000 Hz|
|Le Inductance bobine (Le)||0.09 mH|
|DC resistance. (Re)||3.1 Ohms|
|Effective piston area Sd||3 cm²|
|Magnetic induction||1.2 T|
|Magnetic flux||185 µWb|
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