Radio Direction Finding, great challenge, great fun!
Radio Direction Finding  Building the PA8W Direction Finders > The RDF40 development platform
Who's PA8W > Builds by other amateurs > The RDF41 microcontroller based RDF
My Country > Soft vs hard antenna commutation > The RDF42 microcontroller based RDF

> What Radio is suitable? >The RDF43 microcontroller based RDF
News & changes: > What's a doppler Radio Direction Finder > The RDF43color RDF
RDF-Mapper: alternative server > What's an Amplitude Radio Direction Finder >Some thoughts on Doppler Antenna Arrays
RDF43: featuring Gated- Sampling > Accuracy of a Radio Direction Finder >How to build a mobile VHF doppler array
. > Elevation measurement >How to build a mobile UHF doppler array
. > Archives >How to build a fixed site VHF doppler array

>How to build a fixed site VHF / UHF doppler array
>How to build a UHF Amplitude array
>How to build a 23cm Amplitude array
>RDF-Mapper: mapping and networking software
>How to build the conventional V2,3 doppler
My friend PD0G has put up a shadow website with a lot of content about this subject.
You can find it here:

Note that being a shadow website the content may be a little behind, since changes and additions are first uploaded here.

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