PA8W Amateur Radio

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Building the PA8W Radio Direction Finders

Here you can find all about the high performance RDF41 radio direction finder,
about its doppler and amplitude VHF and UHF antenna arrays for fixed and mobile applications,
and about the excellent mapping and networking solutions offered by Jonathan Musther's RDF Mapper.

Building the new RDF41 microcontroller based RDF

The RDF40 development platform

Building a mobile VHF doppler array

Building a mobile UHF doppler array

Building a fixed site doppler array

Building a UHF
Amplitude array

RDF-Mapper: mapping and networking software

Building the conventional V2,3 doppler