Is it not the DATA cable rather than the CAT cable you need to clone an FT-817?

Nigel A. Gunn, 1865 El Camino Drive, Xenia, OH 45385-1115, USA. tel +1 937 825 5032
Amateur Radio G8IFF W8IFF (was KC8NHF 9H3GN), e-mail nigel@ngunn.net www http://www.ngunn.net
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Dayton ARA #2128, AMSAT-NA LM-1691, GCARES, EAA382.