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The SB42FHCL75-6 from SB Acoustics is a 15 inch 6 ohm subwoofer featuring a lightweight but extremely rigid honeycomb / sandwich diaphragm comprised of a hard paper honeycomb core with glass fibre skins; this unique cone composition offers an extended pistonic action and an unusually flat frequency response. If you are looking for a high output, low distortion sub-bass unit this driver should be on your shortlist.
|Resonant frequency (fs)||18.4 Hz||Nominal impedance (Zn)||6 Ω|
|Mechanical Q factor (Qms)||7.4
||DC resistance (Re)||4.6 Ω|
|Electrical Q factor (Qes)||0.32
||Max power handling||300W|
|Total Q factor (Qts)||0.31
|Equivalent volume (Vas)||462L||Chassis diameter