Search found 3 matches

by enc
Thu Apr 29, 2004 7:07 pm
Forum: General Discussion
Topic: 100w bulb in 40w max desk lamp
Replies: 13
Views: 4238

Re: 100w bulb in 40w max desk lamp

Problems may not arise if socket is kept cool. But drawing 100 watts of power through that dimmer switch is a concern. How warm does the dimmer feal if left on for 20 minutes?
by enc
Thu Apr 29, 2004 6:36 pm
Forum: Robotics
Topic: DC motors on a robot
Replies: 3
Views: 2681

Re: DC motors on a robot

There are only a few ways to get motion from a robot. 1)Pneumatic- Not enough Stamina, Could be fast though. 2)Hydraulic- To Slow, Could be very powerfull. 3)Gas Motor- Not reliable, but could be fast and powerfull. 4)AC Motor- Most AC motors have very little torque. Installing inverters with it wou...
by enc
Sun Apr 25, 2004 4:48 pm
Forum: Robotics
Topic: Motor rotation?
Replies: 1
Views: 1763

Re: Motor rotation?

Do you know what type of brushes are on the commutator? Is it carbon or metal contacts like copper? High powered motor like you have I'm going to assume they are copper contacts. If this is true it will not hurt running in fowards or backwards motions. Best thing to do is to look at the wear pattern...