stuttering

Hi! I am trying to figure out whats going on with my brothers 100a programmable boat brush-less esc that he got recently. Here's what's going on: So when I start revving up the motor it runs just fine but when I get to about half throttle it starts surging/ cutting out/ and stuttering. (It...

Hello guys, I have a problem with one motor, do not spin and making a sound (videos in attachment), I changed the motor to another ESC and is work, so I checked the connections on ESC and all connections looking great. any ideas or something I can do, thank you

I recently assembled the power pod for a Tiny Trainer. Some of the instructions weren't clear and I had tried to attach it using four screws instead of the two it showed in the video which didn't work. I also used the medium sized screws rather than the smallest ones that came with the motor...

Hi, I'm just getting into R/C, and am building a "towel" Delta-wing flyer, one mistake at a time. I've got fully charged lipos, an ESC that seems to be responding correctly, a receiver that appears to be working, and a motor that can maintain rpm only with the TX shut off, and only for a...