Originally Posted by uncle everett
On the Dx3R I've had a low voltage issue on the TX so I just replaced batteries and it worked.
Yes, the spektrum systems are very sensitive when it comes to low voltage. If they go below 4.6V they will reset and go berserk and other countless bugs.
I use a voltage regulator at 6.9V in my electric, and a 7.2-6.9 V battery pack for my nitro cars.