Originally Posted by sidybee
ok can i hook up two power supply's to the receiver.
i want to hook up the power from esc and also power from ubec to same receiver. i saw a you tube vidio about how one guy made a fancy thingy to hook up the two and i though why would u need that if you have an emty slot to use.
Yup, here you go
Giant Scale Power System:
Battery Backup System
As others have indicated, do not directly parallel connect switching type BEC's or a BEC plus a backup battery.