I'm assuming the woofer needs to be that deep to ahve enough clearance for the 40mm of xmax it has or whatever the # is.
MX Series
12”
Electrical Q Value -Qes: 0.503
Mechanical Q Value -Qms: 3.206
Total Speaker Q Value -Qts: 0.434
Free Air Resonance -Fs: 23.165 Hz
Equivalent Compliance -Vas: 59.0 liters
One-Way, Linear Excursion -Xmax: 22 mm
Efficiency - SPL 1W/1m: 83.5 dB SPL
Effective Piston Area -Sd: 480 cm^2
DC Resistance -Re: 1.4 ohm per coil
Nominal Impedance -Znom: Dual 2 ohm
Thermal Power Handling -Pe: 1500 W
Force Factor -Bl: 14.56
noob
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83 db efficiency? better have some power for it....