If you have a dremmel and a cut off wheel, You can cut the frayed end off using the outer housing. you will loose s short piece of housing but usualy not a problem. or a peice of shrink tube will work also. The type of solder is important here also. Should have some "Stay Brite Solder" by Great Planes It comes with a tube of liqued flux. Note Flux is a assidic substance! and please read the instructions! and protetct you eyes, lunges, and furniture!