I am looking for an interface I can build between my Kenwood TS-440 and my PC for CT. I have the chips for the 440, but now I need to find a TTL to RS-232 interface. Anyone have a simple circuit? Thanks, John Fischer, KB9GEG -- Submissions: ct-user@eng.pko.dec.com Administrative requests: ct-user-request@eng.pko.dec.com Problems: reisert@eng.pko.dec.com