I've tried a couple and when I input identical driver parameters I get different enclosure alignments on the different calculators. I want to play a Scan 18W/4434G-00 down to circa 90hz in a not overly large enclosure...can anyone recommend a program?
Thanks.18w-4434g00.pdf
http://www.mh-audio.nl/Calculators/CBCQ.html
http://sbp.softica.dk/2.0/en/