In this article WB8NUT review the most popular amateur radio related digital mode software for windows and MacOSX
An Easy Guide to UI-View32 and UISS produced by Mineo Wakita, from installing UI-View32, setting up and configuring software and using the UISS
An interesting guide about APRS (Automatic Position Reporting System) and to Digipeating through the International Space Station – ISS
Cavity antennas are weatherproof antennas for UHF and microwave frequencies. Require more metal for the same decibels of antenna gain but a cavity antenna is relatively easy to weatherproof.
How to work the ISS using APRS Packet Radio
RF/microwave spectrum analyzer with tracking generator and other accessories
ICOM ID-880H Digital D-STAR 2M/440 Dual Band Mobile transceiver
General informantion and introduction to D-Star explaining what is for D-Start and the practical usage of D-Star in amateur radio communications
A cavity backed antenna is a practical slot antenna tipically used in microwave applications