View Single Post
  #32  
Old 30-04-2009
sirsomrak sirsomrak is offline
Member
 
Join Date: Apr 2009
Posts: 29
Default

Quote:
Originally Posted by dimblum View Post
The 'Kv' measurements confused me too at first. It does refer to a brushless motor spec.. Specifically the 'Kv' number is referring to -RPM per volt-, so a 4000Kv motor has a maximum unloaded RPM of 29600 when used with a 7.4v battery (4000 * 7.4 = 29600).

Some companies perfer to use the 'Kv' spec instead of 'Turns' which is what most of us are used to.. If you wanted to compare a 4000kv brushless motor to a Novak brushless motor, then you will find that it is roughly the same as a 10.5 turn.

Hope this helps.

Dan

thx dimblum.
Reply With Quote