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Questions tagged [weight]

Use on questions regarding the weight of certain drones and model aircraft or their components or how weight impacts their performance.

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0 votes
1 answer

Rewire drone motor

I am working on a new design that I need a motor to run independently without a computer. I essentially want to connect a drone motor that has three wires to a battery + and -. Does anyone know if ...
3 votes
2 answers

Motor voltage, kv, and battery weight saving

I would like to ask about motor and prop size and efficiency. So I was thinking to get either some 2203.5 motor with 1600kv wingspan of about 1,6m and 16x5 prop (prop length of 25% of wingspan), ...
2 votes
1 answer

How to determine the minimum thrust to weight ratio for a fixed-wing aircraft?

I am considering building a fixed-wing aircraft with foam board, and I'm unsure what the necessary thrust to weight ratio is. With quads, it's easy to determine the necessary thrust. Just find a motor/...
1 vote
2 answers

How to prevent an ESC from overheating?

I have a 5-inch drone with individual ESCs on the arms of the frame. The ESCs tend to get very hot (somewhere around 70°C) and I'm not sure what is causing this and how to keep them cooler. Are there ...
3 votes
1 answer

Budget drone capable of lifting 0.5 - 1 kg and flying ~2km radius [closed]

I'm looking for some budget multirotor drone (up to $300) which can lift 500g-1kg of weight and has long enough range to fly a ~2 km radius, it should also have a small camera just for control. Is ...
4 votes
1 answer

Motor size and Kv advice for ZD550?

I'm building my first drone out of the ZD550 frame. Most of the extra weight would be from a small gimbal like this (180g) and a gopro hero 4 (83g). What kv/size of motor would be ideal for this ...
3 votes
5 answers

How to determine the largest LiPo I can use in a quadcopter?

Multirotors can usually operate with a larger battery than recommended for longer flight times but slightly less performance. However, there is a point of diminishing returns at which increasing the ...
-1 votes
1 answer

How does weight factor into legal allowance in Germany? [closed]

I'm in Germany and I want to buy a drone. Are there any weight-dependent flight restrictions?