Engines/Motors/Props (379)

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920KV Motor

So i bought some DJI 920kv Motor I'm no sure if i need a 30amp esc or 20amp esc? I brought 20amp esc hopefully it doesn't burn up.

Started by Paul Vang

0 4 hours ago

Motor efficiency

Would anyone be able to help me figure out (or link me somewhere that shows me how to figure this out) if it's more efficient (power consum…

Started by Zane Erickson

0 yesterday

ESC nonstop beeping

Greetings, I have a fully assembled Hexacopter and it was flying just fine until now. Now when I connect the battery it goes through the n…

Started by Michael TD

7 on Monday
Reply by Steve Burton

How to diagnose sparks at the battery

My quad had been working fine. I decided to swap out escs. I moved from Afro 30a to HK blueseries 30a. The only thing I changed was desolde…

Started by FlyHigh

0 Dec 10

What to check after a crash with Iris+?

Hi, my last flight ended in a crash. The drone (Iris+) landed abruptedly on its legs, but the surface wasn't flat and it turned upside down…

Started by Miguel Gomez Gordillo

0 Dec 9


It sure seems like the UAV industry, small and large, focuses on electronic and system technology.  Maybe that is because the people workin…

Started by Bill Montagne

2 Nov 28
Reply by Bill Montagne

Thrust test confusion

Hi, I'm looking at motors to use on a quadcopter and I know that I need thrust to be two times the weight. When I look online there are thr…

Started by Andrew

0 Nov 22

Motors for large quadcopter

Hi guys, I am trying to find some motors for my quadcopter that would be a good upgrade to the multistar 4014-320kv.  I would like to get 2…

Started by Zac 117

0 Nov 20

Slipping shaft and bolt-on prop adapters

I have a brushless outrunner. The shaft is secured to the outrunner by a grub. However, this grub isn't holding the shaft properly and the…

Started by agentremnant

0 Nov 19

Motor choice for 550 sized quad on 4s with 11" props?

I am building a WQ550, it can fit up to 11" props and I have eight 4s 5000mah 30c batteries that I want to use.  Eventually it will carry F…

Started by Earp

4 Nov 18
Reply by agentremnant


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