Digital Communications
Abstracts: ARRL Digital Communication Conferences
TAPR Packet Status Register Vol 1-52 Index (Articles/Authors)
YAPP(tm) protocol for Packet Radio binary file transfer.
The Internet/Amprnet Gateways Resource List.
PACTOR MBO's & GATEWAYS
Data Radio Standard Test Methods project.
Linux AX25-HOWTO, Amateur Radio
Linux HAM HOWTO, Amateur Radio
Authoritative data for ampr.org domain
AMPRNet IP address coordinators list maintained by Brian Kantor, WB6CYT
APRS/GPS
PC APRS Documentation
APRS (Automatic Packet Reporting System)
GPS System Standard Positioning Service Signal Spec (pdf 3.0, 1.2Meg, 51 pages)
Annex A, B, & C of GPS Standard Positioning Service Signal Specification (pdf 3.0, 1.3Meg, 57 pages)
NAVSTAR GPS User Equipment Introductionn (pdf 3.0, 2.4Meg, 215 pages)
Various Motorola Oncore Information
Digital Signal Processing
Amateur Digital Signal Processing