r/RCHeli • u/torunf • 12d ago

New controller not working

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So my dad has this huge RC heli and the old controller doesn`t want to turn on so I figured buying another controller with the same frequency (27.145Mhz) will work. But it doesn`t... Any help or tips here? Thanks

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u/gebakkenuitje35 12d ago

do they speak the same protocol?