All about hidden transmitter hunting and radio direction finding for radio amateurs. Links, and local contacts to help find RDF activities in your area.

A collection of useful and interesting projects for the RDF enthusiast by Joe Leggio, WB2HOL

Radio direction finding for sport and emergencies.

Pictures and plans for antennas, attenuators, aniffers, hiding equipment, and accessories.

Describes a homebuilt mobile Doppler D/F unit, with theory, schematics, parts list, and all PC artwork.

Amateur Radio Direction Finding in the Netherlands, all about foxhunting

Pictures and descriptions of Radio Direction Finding and Transmitter Hunting equipment.

On foot radio-orienteering, rules, projects, and event reports.

Download free project plans for radio direction finders and locators.

Group for enthusiasts of Radio Direction Finding.