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![]() Not sure where you got the idea that brushed motors don't need powerful batteries. Actually, the opposite is usually true. Brushed motors are usually less efficient than brushless motors. To do the same amount of work, brushed motors usually require more from the battery, as compared to a well-designed brushless motor/ESC. The weight of an entire brushed power-package (including battery) will usually be considerably greater than the weight of a brushless power-package with similar output. Joel |
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Latest blog entry: Eflite UMX Sbach 3D on 3s - 2300Kv/5043...
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Regarding wind-handling - I've flown my Sukhoi XP in 15+ MPH winds. Wasn't fun at all, but it was doable. I was running a 5043 prop & a top-quality battery, since the stock XP can barely break 15 MPH in level flight. Many of us fly the AS3X-equipped Beast 3D in gusty 20 MPH winds - and it is still great fun! That's definitely not the case with the V1 beast. It's a major handful in anything above about 15 MPH - especially if it's gusty.
As-equipped, the UM P-51 is notoriously poor in anything stronger than a light breeze. Not only does she get battered around, she lacks the speed to make decent headway in winds above 10 MPH or so. A 5043 prop & a quality 25c battery allow her to make headway in light to moderate breezes, but the undercambered wing simply hates gusts & turbulence. If, without AS3X, the Spit would behave similarly to the P-51 in the wind, the system will likely get a good workout trying to force that u/c wing to behave in gusty or turbulent conditions. From what I've experienced with flying the B3D, mCP X, and mQX in stronger breezes, I have no doubt that AS3X will be up to the task. The Spit will surely handle gusts & turbulence far better than any of the current 1s UM planes. The limiting factor in the wind will most likely be her top speed - not the system's capability. I have a blast flying the B3D in moderate to strong winds - doing stationary aerobatics, flying 'backwards', and shooting zero-length touch & gos. But with the Spit, I'd rather be rolling her over into a dive to set up for a screaming, high-speed strafing pass down on the deck @ war emergency power. Or shooting scale touch & gos - with a few scale takeoffs, approaches, and landings thrown in. My primary interest in AS3X in this application is having a UM warbird that flies more scale-like.How much wind will the Spit handle while remaining enjoyable to fly in a scale-like manner with the scale prop? I'm guessing 8-10 MPH. Joel |
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Latest blog entry: Eflite UMX Sbach 3D on 3s - 2300Kv/5043...
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Geared inrunner motors are more effecient that BL outrunner motor but most stronly prefer the lower maintaince of outrunners. gear boxs can be a PITA.
brushed motor suck compared to brushless motors. Those who fly a brushed motor powered aircraft for hundreds of flights on a single motor do so at very low power levels and those who fly them for years fly very little. I have many brushed motors that are over twenty years old that are same as new and in fact some are brand new. A brushless setup even an outrunner one is atleast twice as effecient,weight half as much and will last hundreds if not thousands of flights and I am refering to hard aerobatic and 3D style flying not just floating around and doing lazy circles in the sky. I flew brushed Astro Flite Colbalt motors for years. They were the best available and even geared they were so far behind even a cheap HK ineffeciient outrunner brushless that it is not funny. Charles |
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Latest blog entry: Eflite UMX Sbach 3D on 3s - 2300Kv/5043...
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Joel |
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Latest blog entry: Eflite UMX Sbach 3D on 3s - 2300Kv/5043...
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and also it helps others get into the HOBBY! and isn't this what its all about... lower prices to help others try out the hobby
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some just want to play at the park with minimal cash
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