Is there any specific reason why you need FM? It's relatively trivial to get commumication by using matched pairs of AM transmitter/recievers. AM-RT4-433/AM-HRR3-433, for example is a simple solution. Either paired with encoder chips or not, whatever signal they get given gets sent and recieved.
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yeah - stuff like xbee comes to mind...
Hi, could you answer me this one? (still isn't showing in recent)https://www.instructables.com/answers/DNS-problem/L
not showing in recent = why I never answered it! :D
Last Link to Forum helped me so much!
yes see www.picaxe.com forum for lots of threads on doing this.