here's a converter that was passed on to me from spearboard.
Translated version of http://www.chasse-sous-marine.com/magazine/pratik/lest.htm
although there many factors as already mentioned, the calculations were exact for me. Hope this helps.
Translated version of http://www.chasse-sous-marine.com/magazine/pratik/lest.htm
although there many factors as already mentioned, the calculations were exact for me. Hope this helps.