Tigertronics Signalink 5PD Cable and Module
$40
Signalink SLUSB5PD and 5PD module package. I was using with Yaesu FT-5000 but will likely work with any radio that has 5 pin DIN jack.
The radio product fit guide is here:
http://www.tigertronics.com/files/SignaLink%20USB%20Product%20Guide.pdf
