Archived RC electric power questions
RC electric power related questions previously submitted to RC Airplane World, via the Ask an RC Question service. The questions may not always show in chronological order; you can contact me if you want to know when a particular question was asked.
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Questions asked in the past
Each bold link below is a question that's been asked by RC Airplane World visitors...
Brushless or Brushed.
Hi,
I recently just purchased the A-10 with an Electric Ducted Motor from Nitroplanes.com. I was wondering if I should upgrade to the brushless version....
ESC & BEC Although I've been an aeromodeller for many years, I've recently gone over to electric only. Would you be able to explain the difference between Battery ...
A2208-12 1800kv What Prop? The motor I have is A2208-12 1800kv, that’s all I know. I have used the 9x5 and 8x4 props on it. I ran it with a 11x6 but after 30 sec the ESC was warm....
Speed control for Park 480 Outrunner What size speed control and li-po batteries do I need for a Park 480 brushless outrunner 1020kv motor?
Electric motor voltage On an 8.4v motor how many more volts (for more power) could you give before damaging it?
Li-Po discharge rate What is the difference between a 20C and 30C 2500mAh battery pack? How would I know which type of battery suits my particular type of motor? And does the ...
Lubrication of electric motor bearings Should you lubricate bearings in outrunner type brushless motors? If so, what type oil should be used?
Electric motor cut out What causes the engine to stop when the throttle is pushed all the way forward in an airplane with an electric motor? Also on occasion the engine will ...
Airplane power systems Do you have some chart to show me the equivalent between electric and gas motors?
Electric RC motor sizes Is there a chart that describes what the rc motor numbers mean? Does one number versus another define the speed, rpm and battery size? Does the motor number ...
Prop Sizing
I am building a Giles 202 size 50 electric, with a an Exceed motor and 60A controller - any suggestions as to starting prop size?
Also, the first prop ...
Electric Motor Numbers Is there anyway the electric motor numbers game can be de-mystified? ie: 2208/34, 2820/10 Park 400 etc. What does it all mean?
Li-po Battery Charging On the Li-Po batteries it is mentioned " Do not charge over 1C ". What does that mean?
Electric Motor Mounting Angle What happens if the mounting angle of the motor is wrong, non-existent or backwards? Does anyone have any information on how the physics of this works?...
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