On Tue, Nov 12, 2013 at 12:45 PM, Vic K2VCO <k2vco.vic at gmail.com> wrote: Not if it's removed carefully and tinned. I've done it hundreds of times. > Care helps. But for me usually isn't good enough. After tinning, I use a small flat file to smooth the tinned braid. Then I apply a thin layer of flux on the tinned braid. Works like a champ every time.