Woofer W 300 with 8 Ohms impedance of the Visaton brand. The W 300 features a foam edge and a ribbed paper cone. This woofer is an excellent replacement driver for both sealed speakers and oriented speakers, and can also be used as a subwoofer.
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|Nominal impedance Z||8ohm|
|Outside diameter||305 mm|
|Rated power||120 W|
|Maximum power||180 W|
|Mean sound pressure level||91dB|
|Coil diameter||50 mm|
|Resonance frequency fs||32 Hz|
|Electrical Q factor Qes||0.54|
|Mechanical Q factor Qms||2.68|
|Total Q factor Qts||0.45|
|Dynamically moved mass Mms||43 gr|
|Equivalent volume Vas||190 L|
|Frequency response||32–2500 Hz|
|Le Inductance bobine (Le)||1.8 mH|
|DC resistance. (Re)||6.6 Ohms|
|Effective piston area Sd||490 cm²|
|Linear Excursion (Xmax)||+/−14 mm|
|Force factor (BxL)||9.4 Tm|
|Magnetic induction||0.95 T|
|Magnetic flux||1250 µWb|
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