Cheap UHF spectrum analyzer (and RC tx rx) using RFM22 module

Here it is: http://code.google.com/p/zlrs/

Sorry I don't know how to use google code, where is your code?

MGeo:
Hello zitron. Can you summarize what modifications you have made to your RF22 lib? What problems did you need to fix?

I am really bad at documenting stuff, I think I basically moved the read data stuff from the interrupt handler to only run when you call the receive function.