This enclosure is not designed to fire upwards. I rotated it up for filming purposes only. 12w6v2 subwoofer in HO enclosure powered by the 300watts rms sub channel on an alpine PDX-5 at about 40% volume.
Song is the intro for Speakerboxxx by Outkast.
A search and rescue chopper (Cormorant) taking off from the Hornby Island Harvest Festival a couple of summers ago.
There was no emergency. The helicopter was there for display purposes. The downwash pressure was strong enough to interfere with my ability to hold the camera steady.
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