There was apparently a presentation about these at a recent DFMA meeting, and I've seen a few of them popping up on APRS as RX-only I-gates. http://hobbypcb.com/products/rs-uv3 Tri-band (2m/220/440) radio, computer controlled. $89.99 No idea if you can get unfiltered audio for doing digital work. 73 de Kevin N8VNR