I have for sale the Kenwood service manual (original, not a copy) for the TS450/690. Comes with all of the schematics, and is in great condition. I am asking $20 shipped in the US. 73s John AA5JG (ex: W5TD, NE0P, N0EEN, KA0IFG) Confirmed 6M addict: 6M WAS #1275, 6m VUCC #1260