mocha
26-07-2012, 02:52 PM
There's a couple of online calculators I found useful, no doubt the links are buried elsewhere on here but for ease of finding them;
https://sdp-si.com/eStore/cd.asp
http://www.sdp-si.com/cd/default.htm
https://sdp-si.com/eStore/cd.asp
http://www.sdp-si.com/cd/default.htm