I have a really silly way of solving this. You need one wave bird controller and two receivers, set to the same frequency. That way the signal won't drop.
Re: How to switch between internal and external GCp controll
Sorry, not OP but I have a related question. In the diagram posted, does this just switch between the internal controller and P1 slot controller? What I'm really asking is whether the other 3 people would still be able to use their...