You need a USB serial adapter. I have this one: http://www.amazon.com/Keyspan-Speed-Serial-Adapter-USA-19HS/dp/B0000VYJRY
Works FB with my old PK232. 73 -Josh KD7PAJ > Thank you all- my laptop does not have a 9 pin port. The 25 pin is the only > available parallel port. Any Ideas?