"Hi Dwgsparky,
I found the origin of the problem. My ESC were not calibrated but I didn't expect a huge difference among them, but once playing around with the gas stick the second motor suddenly starts to run. I had to move the gas stick half way to…"
"Hi Scott,
"I would not assume that the battery negative is the same as the BEC ground"
If you measure the resistance it is 0. So according to my opinion it is connected.
I tried all your other proposals but there was no effect.
I think that it may…"
"Hi Scott,
Like I said in the reply before the ground of the power supply is connected. So I don't see a need to connect both grounds of the BEC's, because both grounds in the ESC and BEC are connected.
Am I right?
Here is the correct layout:"
Hi,I got a problem, perhaps somebody is able to help me. I made the following configuration:In this configuration only motor 1 is running. When I disconnect the lower power supply motor 2 is running. Why is this happening? I use 4s batteries, 20A…