Actually, cheaper walkie-talkies work in pmr446 uhf unlicensed band, which falls within the cc1000/c1101 range. So, it is feasible.
However, it will be only a toy because of its 100mw power limitati...
Dunno. I didn't do this when I was 10 because we didn't have Kicad or anything that would realistically pass for a computer today.
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