1. C

    Help! My motor bullets are too small for my esc!

    Hello guys as the title says the golden bullets in my motor (1806 ft radial motor) are too small for my esc (30a), I need help! I am currently building my second rc plane the tiny trainer. Can some one link me an esc that could fit this motor, or something I can do about this thanks!
  2. R

    Please Help.

    I am helping my 13 year old son build a FliteTest tutor. The build went fine, but we are having trouble getting the electronics to work properly. We have a Spektrum AR620 receiver and a DXS transmitter. The tail flaps and rudder are working fine, but the motor will not turn. We have checked to...
  3. Sneery

    Solved Need help with custom "power pack" I made

    So instead of buying a power pack, I checked the internet for similar parts, and it seemed to work. Would anyone tell if if these would actually work together? They would be going in a Mighty Mini. Very new to the whole DIY stuff so I have no idea if these work. I tried to mimic Power Pack F...
  4. Z

    Alternate ESC/BEC Wiring Solution Help

    Hi there all, I am new here and just getting back into the hobby. I am planning on building the FT Sparrow Twin for my first FT build and I am trying to cram differential thrust into a 4 channel Rx (Radiomaster R84). I know that typically the solution for 6ch Rx's would be to have the ESC's...
  5. NoobFlyer

    Noob needing ESC/ Motor help

    I’m a newbie to RC Aircraft but am meticulous when it comes to following the right order and getting the details right, especially on something like this. I’ve connected my motor, ESC, Receiver, and Aileron servos in order to setup and calibrate my ESC. I got a successful bind from my receiver...
  6. BayDesigns

    Help! Do ESCs come with battery connectors?

    I’m looking at an ESC ( and there’s no mention of what connector it uses. Does anyone know, or do some ESCs come without connectors and I have to buy one and solder it on? It’s not the first ESC I’ve seen...
  7. zahn_1

    Solved Quadcopter motors acting up- Tmotor pnp & spektrum

    So i just bought a PNP race quad not too long ago and a Spektrum SPM4650 receiver to pair it with and I'm having issues getting it up and running. When i plug the drone in to a battery, i get the first 3 beeps, but i do not get the following low and high beeps. I got an arm switch set up through...
  8. ArcherPilot

    ESC / BEC problems with Flite Test ESC

    Hi Folks- back to the hobby after a 40 year break! I'm having troubles with the ESC supplied with the Flite Test "power pack B" (it's labled 35A / BEC 3A 5V / LIPO 2S-4S). I've got a Tattu 1300mAh 45C 3S battery. The issue is that when I connect the battery to the ESC, I get the full...
  9. GliderFlyer

    What to do with a brushed ESC

    So the very first RC airplane that I ever built was the pico stick F. You all don't need to know if it flew or not, but skipping to the point- I have had the ESC from it for a long time. Its a 20a. I want to find some cheap brushed motors that I use for miscellaneous projects. What I need to...
  10. F

    Help!! Don’t want to fry my fc!

    So, I’m on my first build... I have an Avenger 225 race frame. I’m running the Zeus f722 mini stack, with AKK 2300kv’s.. on 4S. So, everything was going smooth.. seemed to be a clean & easy build... until I go to give this guy some power. Ran betaflight ✅ Checked all my solder ends/joints...
  11. T

    ESCs and LiPo Battery for Martian II(220mm) with EMAX RS2205 2300kv BLDC

    Hey guys! I have a Martian II 220mm frame, EMAX RS2205 2300kv BLDCs and a Pixhawk PX4 2.4.7. The estimated weight of my drone would be approx 850gms. I will be using the drone for indoor videos and/ or target tracking. I am having trouble zeroing in on the correct ratings for the LiPo battery...

    Help! quadcopter: one motor twitching and stuttering

    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
  13. E

    Solved Bi motors plane not going straight

    Hi everybody, First of all, as this is my first post, let me quickly introduce myself. I'm Edouard, 30 years old guy from France (excuse my english ;)), I'm in the hobby for a year and a half flying mostly a FMS Kingfisher and a Hobbyking Bixler 2. I follow the Flite Test adventure since 2017...
  14. R

    ESC beeping problem

    I got the tiny trainer speed build kit last week. I got everything from the FT starter bundle (So I'm using the Power Pack A, a Tattu 2 cell battery, and the Spektrum DXe Transmitter). Every time I move the throttle a little the ESC beeps at me and the motor jitters a bit. I believe that I...
  15. A

    Help with ESCs and FC

    So I recently started buidling my first quad, and have done everything mechanical except attach my receiver. My problem is that my motors do not show any activity, and that I can't flash my Flight Controller. I don't know if the first problem is the result of the second, but I am stumped. I have...
  16. J

    Changing an ESC

    Hi all! First post here, looking for a technical advice. Flew my Diatone Taycan into snow and seems like my ESC is malfunctioning (2 out of 4 motors doesnt spin up, sometimes none of them do). I'm planning on testing it with multimeter sometime later, but meanwhile I was wondering whether I...
  17. O

    Receiver to flight controller issue

    Hi there! I'm new to this and have never posted on any forums before so... have mercy! I've never flown or built an fpv quad or any rc things before. I'm dying to do it though! And determined to do so. I'm building an fpv race quad, for the first time, following this guide: I'm using the...
  18. Helixable

    Constantly beeping Motor

    I have made my first scratch build for RC planes. When I connect the ESC to the battery and motor, the motor constantly beeps. Right now, nothing is connected to the receiver. I looked this up and it says I connected it wrong, or my minimum TX throttle is too low. First of all, this happens even...
  19. IcedStorm777

    For sale and trade, GOOD DEALS! Receivers, motors, props, servos, gimmicks, and more.

    Sooo i have been loving building planes lately but have a particular batch of electronics that i haven't been able to use. These are all UMX things. So here is what i am offering. I have 4 receivers, two motors, a few servos and a few props. I am willing to trade these for planes, parts, FPV...
  20. Ludus_fpv

    Spitfire motor + esc

    Hi! In the next month I'm going to build a Spitfire and I read at the product page that a Park 400 Type, 810kV minimumis recommended. I came from quadcopters and got some motors gattering dust and I wonder if any of those will be ok to use with the spitfire. I have a tmotor f60 pro ii, an...