TAPR is an international non-profit educational research and development organization focused on the issues of amateur radio wireless digital communications.

Java Applet for Automatic Position Reporting System.

Resource for javAPRS, javAPRSSrvr, and the APRS weather server.

Links to diagrams, products to buy, and tips and techniques.

Kits for GPS/APRS.

MMTTY -RTTY and MMSSTV SSTV freeware software.

Develops Hardware and Software.

Complete information on open-architecture, intelligent digi-peater and IGate. Works with TNCs in terminal mode, KISS mode, AGWPE and BPQ. Many map options.

G4JKQ Amateur radio quicklinks page with a fast link to the main site which contains great links page with over 80 very interesting radio related sites. Also a quick link to the G4JKQ TCP/IP Worldwide Packet radio listings page.

Bulletin board software for amateur packet-radio.