Hi Jay, Lowfers, For the record, my Cat5 was NOT shielded. I'll have to try your shielded stuff, if I can lay my hands on about 150 feet of it! 73, J.B., VE3EAR - VE3WZL Solar and wind powered Lowfer " EAR" 188.830 EN93dr http://www.hurontel.on.ca/~weazle