Hi Manuel Manuel Wilches a écrit : > I have the above equipment and software. (snip) > COM6 - Other interface - 9600-8-N1-CW PTT > PRINTER PORTS LPT ticked You have to _choose_ between the LPT port _or_ the COM6 port for the CW and PTT ouputs, but don't check both... 73 Larry - F6FVY