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-   -   First Neumotor (https://www.rc-monster.com/forum/showthread.php?t=9264)

ncalenda 12.31.2007 02:04 AM

First Neumotor
 
I got it and noticed that it doesn't spin freely like the other cheap motors. Why is that? It turns a lot harder, you can really feel the magnets when you turn it.

aqwut 12.31.2007 02:36 AM

torque from the 4 poles...

t-maxxracer32 12.31.2007 03:15 AM

have you installed it in your truck yet?

once you do you will see why.

these things are amazing.

mkrusedc 12.31.2007 10:52 AM

Mine was like that, but once installed it is sweeeet!

Patrick 12.31.2007 12:50 PM

I think it's mostly to do with it having a slotted stator.

BrianG 12.31.2007 12:57 PM

^ +1. Motors with slotted stators have a greater magnetic attraction since the magentic field is being concentrated via a metal core. But, since the field is concentrated, the rotor range where this attraction is strongest is smaller.

Patrick 12.31.2007 01:13 PM

Quote:

Originally Posted by BrianG (Post 137467)
^ +1. Motors with slotted stators have a greater magnetic attraction since the magentic field is being concentrated via a metal core. But, since the field is concentrated, the rotor range where this attraction is strongest is smaller.

I could have explained it like that if I wanted to. :wink:

BrianG 12.31.2007 01:33 PM

Of course, I just thought I would expand on your initial statement... :smile:

Aragon 12.31.2007 02:14 PM

Is this a Neu 1500? My Neu 1900 also cogs heavily and have been curious to know if the 1500s are the same.

I think my Hacker C40 is the only free spinning motor that I've seen before...

mkrusedc 12.31.2007 02:37 PM

I haven't had any cogging with my 1515 1y.

ncalenda 12.31.2007 02:39 PM

I have not ran it yet, waiting for my esc to get repaired, I blew both my quark and MGM :(. I think my quark will get here next week.

david lamontagn 12.31.2007 02:44 PM

Quote:

Originally Posted by ncalenda (Post 137489)
I have not ran it yet, waiting for my esc to get repaired, I blew both my quark and MGM :(. I think my quark will get here next week.

How have you blown your MGM:gasp:

Patrick 12.31.2007 02:52 PM

Quote:

Originally Posted by david lamontagn (Post 137494)
How have you blown your MGM:gasp:

4 other guys at racing have been running MGM's, 3 of them have burnt out MGM's.

ncalenda 12.31.2007 02:57 PM

Quote:

Originally Posted by Patrick (Post 137496)
4 other guys at racing have been running MGM's, 3 of them have burnt out MGM's.

My emaxx is too heavy, 12 lbs. I run 5S in the sand, and race. One day it stopped, the issue was that the motor was cooked. I didn't know this, and kept trying things with the ESC. Once I figured out it was the motor, I put a new one on, 10xl. That one ran great, until it started to smoke one day, and when I put the temp gun on it, it was 300 degrees.

I put an 8xl in, but ran a low gear, and set my radio EPA to 65%. That setup ran fine for a while. While I was running in the sand racing it stopped. From that point on, the ESC would not turn any motor. To test that, I got a motor that another ESC could turn, but the MGM would not, and no beeping. So I'm not sure if it was my killing the motors or what.

david lamontagn 12.31.2007 04:42 PM

OK, i came to the conclusion that they don't have any real good ESC:neutral:
We can pay $300.00 or $500.00 for an ESC and that's not a proof that the ESC will be better than a cheap $100.00 one.
My friend have run a brushless LST2 with a Nemesis Blue and a MM on 4s, all summer long, without any trouble...... And the LST2 is way heavier than the Maxx or revo!!!


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