At 02:58 AM 4/15/2011, you wrote: >:: . http://iopscience.iop.org/0957-0233/7/11/015/pdf/e61113.pdf > >Twenty quid just to see the article??? > >Colin As with most peer-reviewed journals. If you have a subscription (at a University or whatever) then it may come down automagically. That's why I offered the OP a copy.. Best regards, Spehro Pefhany --"it's the network..." "The Journey is the rewar= d" speff@interlog.com Info for manufacturers: http://www.trexon.co= m Embedded software/hardware/analog Info for designers: http://www.speff.co= m --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .