Hi Jorge cx6vm.jorge at adinet.com.uy a écrit : > I have a Kenwood TS-450. and a PC pentium III 550 mhz 128RAM. (snip) > Any idea what I must check for radio control that I am missing. Check the serial port parameters. http://docs.win-test.com/wiki/Menu:Options#Serial_Ports 73 Larry - F6FVY