5 cuft 4505WX inverted with 2235H installed. Both ports open, it measures 33.3 Hz tuning. One port closed, it's 23 Hz, an alignment requiring active HP EQ.
2452H-SL 4" Aquaplas-damped titanium diaphragm "Next Generation" 1.5" exit compression driver.
2352 "Optimized Aperture" horn with flange modified for small bolt circle; also accepts 243x drivers.
2509A horn/driver mounting bracket similarly modified.
Fully biased custom crossover, 1 kHz (bottom).
Woofer recessed 3.5" improves time-alignment over previous 4507 iterations.
It's your standard C50SM, 4320/25 et.al. box, better braced than similar consumer L200, with 11-ply construction.
Pumpin' dZihan & Kamien Gran Riserva just now.
[Think I'll paint that dot JBL red....]
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