500L Tapped Horn

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I used your 24"x48" footprint to work on my folding skills:cubist::
Retaining your L12, throat, and mouth dimensions.
An externally hosted image should be here but it was not working when we last tested it.
An externally hosted image should be here but it was not working when we last tested it.
An externally hosted image should be here but it was not working when we last tested it.

An externally hosted image should be here but it was not working when we last tested it.
An externally hosted image should be here but it was not working when we last tested it.
An externally hosted image should be here but it was not working when we last tested it.

An externally hosted image should be here but it was not working when we last tested it.
An externally hosted image should be here but it was not working when we last tested it.
An externally hosted image should be here but it was not working when we last tested it.

An externally hosted image should be here but it was not working when we last tested it.
 
Here it is! Software is True Audio RTA level 4. Mic is Shure KSM27 not calibrated. Laptop sound card calibrated. Spl not calibrated.
Sine sweep 120-30hz for 33.2 seconds.
20v output from amp.
Sub is 15ft from mic.
Mic in shock mount on floor but not touching.
Nearest wall is 15ft away.
 

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