View Single Post
Old
  (#78)
GriffinRU
RC-Monster Aluminum
 
Offline
Posts: 748
Join Date: Oct 2005
04.23.2006, 09:25 AM

Quote:
Originally Posted by crazyjr
Hey GriffinRU, I just recently aquired a Novak HV-Maxx brushless system and within minutes of running it for the first time the Magnet slipped on the shaft. As i fixed it with JB Weld( no warranty) I tried to find the sensors and couldn't. Could you explain how the sensors work with nothing to key into on either the magnet or the shaft? When i think sensors i think revo Optidrive, but i'm sure it could be a solid state setup as well. So could you please enlighten an old newb? thanks
BL motors use magnetic feedback. 3 sensors, based on Hall effect, placed 120degress apart generate signal for ESC everytime magnets pole passes by. Attached picture shows Novaks sensors, located inside can.

Artur
Attached Thumbnails
Click image for larger version

Name:	sensors.JPG
Views:	61
Size:	47.5 KB
ID:	1102  
   
Reply With Quote