Radio Direction finding for sport and emergencies.

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

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

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

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

Building your doppler, pictures and instructions.

Amateur Radio Direction Finding in the Netherlands, all about foxhunting

Jerry, the master T-Hunter

VK3ZPF's amateur radio web pages including foxhunt projects

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

Amateur radio direction finding, transmitter hunting, by triangulating a radio signals direction and plotting its bearing on a map. Hunters use Dopplers for tracking hidden transmitters anywhere in the San Francisco Bay Area.

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

Former supplier of the SuperDF. Tutorials and projects.

Describes a system on 70 cm freqencies to track and locate small rockets.

Fox hunting announcements, equipment, projects and links. Polar II setup information. Icom 706 mkII external S-meter installation. Pictures and antenna designs.

Group for enthusiasts of Radio Direction Finding.

Download free project plans for radio direction finders and locators.