Hi guys,
Here is some work I did for AMI last year.
It probably has more relevance on this site.
http://www.aussiemodeller.com.au/forum/ ... f=2&t=6389
http://forum.aussiemodeller.com.au/view ... f=2&t=6398
http://forum.aussiemodeller.com.au/view ... f=2&t=6409
http://www.aussiemodeller.com.au/forum/ ... f=2&t=6422
Ray