Search: Posts Made By: MustangMan
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Forum: Power Systems
04-08-2020, 10:08 PM
Replies: 15
Views: 10,862
Posted By MustangMan

Are you far enough along in your build to know...

Are you far enough along in your build to know how much weight in the motor area you're going to need? I'm assuming you have a good idea about the battery size and location you plan to use.
Forum: Power Systems
04-08-2020, 05:50 PM
Replies: 15
Views: 10,862
Posted By MustangMan

The G25 is physically a much bigger motor...

The G25 is physically a much bigger motor weighing more than twice as much (193g) as the LD2840A (79g). WIth a 5mm shaft it's almost certainly much sturdier as well.

If the OP needs the extra...
Forum: Power Systems
04-08-2020, 04:09 PM
Replies: 15
Views: 10,862
Posted By MustangMan

Indeed, my calculations indicate > 16,000 RPM at...

Indeed, my calculations indicate > 16,000 RPM at full power. That will make it a screamer, noise wise.

A much lower Kv motor with a larger prop would be much more pleasing to fly.
Forum: Power Systems
04-08-2020, 02:41 PM
Replies: 15
Views: 10,862
Posted By MustangMan

It's a little hard to guestimate for this setup....

It's a little hard to guestimate for this setup. It looks like an 8x5 might overload the motor at full power. I'd suggest starting with an 8x4 and get some measurements.
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