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Author Topic: NEU-F3A-1  (Read 1313 times)
cygnet
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Posts: 6


« on: December 31, 2008, 06:22:48 PM »

Hi Guys does anyone have any experience with this motor,I know that the N EU-F3A-1 is new. Im interested in knowing the prop size,RPM,amp draw and watts. Neu motors have such a great reputation this motor may be something special.
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can773
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Posts: 21


« Reply #1 on: January 02, 2009, 04:31:51 PM »

From some friends the numbers I have seen are similar to the Hacker 14xl or the pletty. 

Brushless motor design is pretty straightforward, there is not going to be a motor come along with a drastic increase in performance over the current motors unless its physically larger = heavier.

Chad
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cygnet
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Posts: 6


« Reply #2 on: January 03, 2009, 05:01:34 PM »

Hi Chad I'm thinking of this combo in my Abbra as the ZDZ 40 thing is not to my liking.
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can773
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Posts: 21


« Reply #3 on: January 03, 2009, 10:48:54 PM »

Should work fine, I personally am not a fan of gearbox motors but from what I have seen of them they work well.  I think the production version of the Neu uses the same gearbox as the Hacker, so you have to grease it every 50 flights or so is my understanding.

With the latest batteries pretty much all the setups can generate an excessive amount of performance Smiley  Generally the 21x14 prop is a good place to start, depending on exactly which motor/batteries/esc you are running you should spin it between 5800-6200 rpm and statically around 70A-75A.  The 20.5x14 is a good alternative for a little more speed.

Chad
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cygnet
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Posts: 6


« Reply #4 on: January 04, 2009, 11:00:12 AM »

Thanks Chad thats the info I was after with all this snow we have I got some time too decide on witch motor to use.
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can773
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Posts: 21


« Reply #5 on: January 04, 2009, 10:00:52 PM »

Yep, I think it will be a while before flying resumes Smiley  I just got an old Aurora from a friend down south today, so I will spend the next while getting it all re-setup to fly in the spring.  Looks pretty small next to the Integral!

Chad
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cygnet
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Posts: 6


« Reply #6 on: January 04, 2009, 11:20:38 PM »

Yes a lot smaller, what are going to power it with
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can773
Newbie
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Posts: 21


« Reply #7 on: January 05, 2009, 07:16:49 AM »

He had a Hanno special with it Smiley

The only thing new will be the radio equipment.

C
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davel322
Newbie
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Posts: 3


« Reply #8 on: January 06, 2009, 02:27:15 PM »

Cygnet,

There were several prototypes of this motor.  I put about 60 flights on one of the prototypes in the fall of 2008.

The production motor uses the planetary gears from the Maxon P42 (a well known and proven gearbox, I've put close to 500 runs on a P42/Neu1515 in a pattern plane).  I've not seen the production version in person yet, but it appears to have the exact same gearbox that is on my prototype.

The prototype I have has the most midrange torque and smoothest throttling of any direct drive or geared motor I've tried (and I've owned or flown most of them).  To recall, 20.5x14, 6300 RPM, 80 amps, about 3500 mah for big, fast, P/F09 schedule in 11 lb PassPort.  Exact numbers will depend on lipo, temperature, and altitude.  There are a couple threads on this motor on RCU with more information.

Regards,

Dave Lockhart

Hi Guys does anyone have any experience with this motor,I know that the N EU-F3A-1 is new. Im interested in knowing the prop size,RPM,amp draw and watts. Neu motors have such a great reputation this motor may be something special.
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can773
Newbie
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Posts: 21


« Reply #9 on: January 06, 2009, 05:31:23 PM »

Dave running bigger than a 19" prop!!!  I thought I would never live to see the day lol  Grin
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cygnet
Newbie
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Posts: 6


« Reply #10 on: January 06, 2009, 10:11:55 PM »

Thanks Dave good info
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Chris Moon
Administrator
Full Member
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Posts: 180



« Reply #11 on: January 08, 2009, 08:13:55 PM »

I have posted a nice write up and a bunch of pics of the Neu F3A-1 and Passport setup courtesy of Steve Hannah.

http://www.electric-f3a.com/NEU%20Motor%20Passport.htm

http://www.electric-f3a.com/User%20setups.htm
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cygnet
Newbie
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Posts: 6


« Reply #12 on: January 09, 2009, 07:48:49 PM »

I'm hooked I'm going to get one and give it a whirl
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shannah
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Posts: 2


« Reply #13 on: February 03, 2009, 07:39:48 PM »

So far,  I have about 30 flights on mine.  I am still very impressed by the motor and its wide, useful powerband.  My experience is much more limited than Dave's.  I only flew an Axi and Dualsky outrunner prior to running this motor.  This motor has a much broader power range and a lot more top end power than either the Axi or Dualsky.  I was always managing my energy with those motors.  I had to sweat some of the top corner elements.  This motor allows me to "point and shoot", basically give it as much or as little throttle as is required and not worry about running short.  It is very smooth and allows me the ability to fly at all speed ranges and never run out of power on the verticals.  It is more like a 4 stroke power plant than the other electrics I flew, but it has an even smoother power band than what I recall from my older days running YS 140's.  That being said, I fly at basically sea level with normal to dry humidity levels.  I should find out shortly how it does at higher altitudes and dryer humidity levels.

I like it. Smiley
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sedge
Newbie
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Posts: 1


« Reply #14 on: February 03, 2010, 05:49:34 AM »

I am building a Pass-port with the same motor, your pics really helped, thanks  Smiley


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