For my vertical antenna I use halyard (for nautic) 70 Kg. No PB since two year. But with nylon guy after one year you must chang it. Marc F5MAF -- Original Message -- From: "WE0H" <[email protected]> To:
My problem is that the attachment is on a Silver Birch tree - if they are the same in the US as here in the UK (probably larger, hi!) that means that they are quite strong but move about a lot - thus