Hi,
I am on APRS via TCP/IP using UI-View software. View it at http://www.findu.com/cgi-bin/wxpage.cgi?call=KH6HHG and http://aprs.fi/#!mt=roadmap&z=11&call=a%2FKH6HHG&timerange=3600. If you have internet connection and TCP/IP might the way to go without the use of RF/TNC equipment.
–Stan Y.
KH6HHG
Maui, Hawaii