FlySky NOBLE NB4 Pt 2 - FGr4s Receiver Updating, Binding & Calibrating

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Just a little how to in case you may think your receiver isn't good because it may not be binding with the transmitter. Here's a a few tips in regards to updating, binding and calibrating your receiver. Oh, by the way, once this is all done, some ESC needs calibrating with the transmitter, so check if your ESC requires this.
Part 1
Part 2
Part 3
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