AIS is the Automatic Identification System that is compulsory on most vessels. Despite its compulsory status, there are a few very select occasions when...
Search and Rescue Transponders are electronic devices that grab the attention of nearby vessels by painting a distinctive pattern on their radar screen. In...
Emergency Position Indicating Radio Beacons are an essential piece of search and rescue technology on modern vessels. But, just how many are required to...
The squelch setting on your VHF is a way of rejecting background static. It improves safety by helping navigators concentrate, reduces VHF power consumption,...
Casual Navigation is an informal resource for learning maritime navigation. On this site, you will find information, tips, and guidance that would normally be taught in a professional setting.