Search: Posts Made By: quorneng
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Forum: Beginners
07-06-2022, 01:23 PM
Replies: 29
Views: 1,663
Posted By quorneng

svanyonson Unfortunately there is no 'standard'...

svanyonson
Unfortunately there is no 'standard' for motor dimensions.
D2826 is its external length and diameter. For the A2212 the figures refer to the dimensions of the wound armature inside the...
Forum: Beginners
07-01-2022, 09:38 PM
Replies: 29
Views: 1,663
Posted By quorneng

Nice thrust test rig. :) As long as you are...

Nice thrust test rig. :)
As long as you are happy with the accuracy of the motor amps in static conditions with a 9x5 then a 15 A ESC should be fine. In flight the full power amps will reduce by...
Forum: Beginners
06-30-2022, 10:21 AM
Replies: 29
Views: 1,663
Posted By quorneng

svenyonson That 970 kV motor should be ideal...

svenyonson
That 970 kV motor should be ideal for a 9x5 on a 3s.
Note the motor wires exit from the front of that motor so you have to be careful how you run them back into the fuselage. There must...
Forum: Beginners
06-27-2022, 11:01 AM
Replies: 29
Views: 1,663
Posted By quorneng

Unfortunately by their design in runners tend to...

Unfortunately by their design in runners tend to have a higher kV for a given motor diameter. In addition as out runners are used by virtually all quads the market is much larger hence there is a...
Forum: Beginners
06-24-2022, 10:08 AM
Replies: 29
Views: 1,663
Posted By quorneng

svenyonson That looks to be a nice well made...

svenyonson
That looks to be a nice well made plane which should fly well. As a balsa/tissue construction glider I would be careful not to add too much weight. Do you know its likely total weight...
Forum: Beginners
06-22-2022, 07:03 PM
Replies: 29
Views: 1,663
Posted By quorneng

svenyonson I would be very concerned that if...

svenyonson
I would be very concerned that if the same motor was working effectively on a 5x3 then with a 9x5 the motor will be considerably over loaded.
As Ron points out a brushless motor will try...
Forum: Beginners
06-21-2022, 05:26 PM
Replies: 29
Views: 1,663
Posted By quorneng

svenyonson My first question is have you any...

svenyonson
My first question is have you any idea what the sailplane was intended to weigh with the original gear. It would be advisable to keep within that weight, particularly if it originally...
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