ARDF

A turnstile antenna for 2-meter ARDF - Antenna design for use with hidden transmitters on international-rules ARDF events

F1NQP ARDF radio orientation - A french web'site ardf. Radio orientation, ardf france, radiogoniometrie sportive.

SM5IQ Alf - "Ham" Radio, History of Amateur Radio Direction Finding (ARDF) in Sweden, Genealogy, Nostalgia. In English and Swedish

Radio Direction Finding SM5SVM - SM5SVM ARDF resources

ARDF Projects by WB2HOL - Antennas, attenuators, Fox Timers and Controllers and Fox Transmitters

PA3DFC direction finding - ARDF Homepage, Nederlandse ARDF-Homepage

Polish radio direction finding - IARU region 1 RD championship

Radiopejlorientering - Radio Direction Finding - The Swedish ARDF page is mainly presented in the Swedish language, but some articles are in English.

ARDF@DL online - ARDF-Funksport in Deutschland - ARDF-Funksportreferats im DARC

Kq6xa ROCA radio orienteering in a compact area - ROCA Radio Orienteering in a Compact Area, ARDF Foxhunting. T-Hunting. The New Walking Foxhunt "ROCA". Rules and Event Organizational Information. Experimental and Competition Events. Equipment. Links. RDF Radio Direction Finding Systems. Mobile Transmitter Hunting.

ARDF in holland - Ardf holland, information about ardf activities in the netherlands, in english and dutch

2006 US ARDF Championships - April 8-9, 2006 USA ARDF Championships

ON7YD ARDF pages - Includes some interesting projects for low power ARDF transmitters

WD4BIS project pages - ARDF projects and info

WA6NOL.com - Ham radio, supercomputer, and ARDF pages and projects

A low power 3.5MHz ARDF transmitter - This low power transmitter is developed for ARDF exercising purposes but of course can be used as super QRP transmitter either. With 1 or 2 meter wire as antenna and a ARDF receiver with ferrite-rod antenna the range is about 100m but with better antennas and a 'real' receiver the range is probably much larger.

ARDF80 Receiver - Documentation to build your onw 80m ARDF receiver

VK3YNG 80m ARDF Foxhunt sniffer kit - Details of the vk3yng 80m ardf foxhunt sniffer

The IARU R1 working group - ARDF IARU Region 1 working group

ARDF in Norway - The LA ARDF is the Norwegian Radio orienteering association, and our main activity is radio orienteering. We arrange regular competitions every week from the middle of April to late September.

Ardf IARU Region II - The IARU Region II ARDF Working Group defines the official rules for ARDF in IARU Region II, organizes the IARU Region II ARDF Championships, and supports the growth of the sport throughout the region.

Victorian ARDF group - ARDF club from Victoria Australia

ARDF.CZ - Radio Direction fingin in czeck republic

ARDF France - Ardf REF-Union web site

IARU Region 3 Directory - International Amateur Radio Union Region 3 ARDF pages