As I seem to recall, some of the earlier Kenwood TS930S had some different problems with them. What serial number do you want to be above when buying a used TS930? 73s John AA5JG (ex: W5TD, NE0P, N0EEN, KA0IFG) Confirmed 6M addict: 6M WAS #1275, 6m VUCC #1260