HF Copper Looppop
- A small transmitting loop antenna for 14MHz and 21MHz. This is an antenna you might consider if you have limited space, by Lloyd Butler VK5BR
Based on material originally published in Amateur Radio, 11 1991
Palm Globe - A World Globe for Palm OS
- Displays one hemisphere of the earth from any location. Can also display the greyline, and measure the distance between two points on the globe. It does not do a great circle projection.