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-   -   servos: coreless vs brushless (https://www.rctech.net/forum/radio-electronics/239294-servos-coreless-vs-brushless.html)

NitroWD 08-26-2008 10:39 PM

servos: coreless vs brushless
 
hi,
what's the differences between those coreless and brushless servos?

what're the pro and con between these two? :weird:

not home 08-26-2008 10:54 PM

well brushless is a little more expensive but you get 5x more servo life. dont forget the speeds. but what the track owner and lhs owner told me that the coreless motor servo would make it a little easier for me to drive because its not tooooo fast.

NitroWD 08-27-2008 07:52 PM


Originally Posted by not home (Post 4778277)
well brushless is a little more expensive but you get 5x more servo life. dont forget the speeds. but what the track owner and lhs owner told me that the coreless motor servo would make it a little easier for me to drive because its not tooooo fast.

well..., coreless and brushless servo speeds are comparable. some coreless are even faster than brushless. :nod:

coreless and brushless are totally 2 different 'technology'? :weird:

d16dcoe45 09-01-2008 05:53 AM

The JR 9000s and 9100s (0.06 sec) are listed as being faster than the brushless Futaba servos which I think is somewhere around 0.10, but I have heard the Futabas perform faster and better than their specs would indicate.

JayL 09-02-2008 11:10 AM

coreless runs cooler and will last longer

Loop&Roll 09-02-2008 01:31 PM


Originally Posted by not home (Post 4778277)
well brushless is a little more expensive but you get 5x more servo life. dont forget the speeds. but what the track owner and lhs owner told me that the coreless motor servo would make it a little easier for me to drive because its not tooooo fast.

Where are you getting these figures 5x more service life, sounds like a furfy to me. :batman:

Integra 09-05-2008 06:11 PM


Originally Posted by Loop&Roll (Post 4798366)
Where are you getting these figures 5x more service life, sounds like a furfy to me. :batman:

X2....as ive seen Multiple brushless 9351's fail......5X more life. :lol:

sm1nts2escape 09-06-2008 12:42 PM

I have a s9351 and it is not brushless.

NitroWD 09-07-2008 02:19 AM


Originally Posted by JayL (Post 4797990)
coreless runs cooler and will last longer

ya, true if comparing to the conventional servos.

but if comparing to brushless? :weird:

btw, futaba brushless servos start with BLSxxx

Mister-T 09-07-2008 06:14 AM

Coreless is a brushed motor with a light weight rotor made of copper hold together by glue instead of Steel core.


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