CAD CAM EDM DRO - Yahoo Group Archive

RE: [CAD_CAM_EDM_DRO] Re: blown Gecko - shorted output ?

Posted by John Craddock
on 2003-02-26 14:41:55 UTC
Snip

the ground is electrically (throught the
frame) connected to the stepper case. ditto to the Gecko heatsink.

Dave
Don't know precisely about the Geckos but some heat sinks should definitely NOT be grounded depending upon transistor mounting and insulation on the heat sink.

HTH
John C

Discussion Thread

turbulatordude <davemucha@j... 2003-02-26 09:18:24 UTC blown Gecko - shorted output ? Alan Marconett KM6VV 2003-02-26 11:05:10 UTC Re: [CAD_CAM_EDM_DRO] blown Gecko - shorted output ? Lee Studley <indigo_red@q... 2003-02-26 11:50:29 UTC Re: blown Gecko - shorted output ? turbulatordude <davemucha@j... 2003-02-26 12:26:08 UTC Re: blown Gecko - shorted output ? turbulatordude <davemucha@j... 2003-02-26 12:42:29 UTC Re: blown Gecko - shorted output ? Jeff Goldberg 2003-02-26 13:26:53 UTC RE: [CAD_CAM_EDM_DRO] Re: blown Gecko - shorted output ? Tony Jeffree 2003-02-26 13:35:10 UTC RE: [CAD_CAM_EDM_DRO] Re: blown Gecko - shorted output ? turbulatordude <davemucha@j... 2003-02-26 14:01:43 UTC Re: blown Gecko - shorted output ? John Craddock 2003-02-26 14:41:55 UTC RE: [CAD_CAM_EDM_DRO] Re: blown Gecko - shorted output ? Jeff Goldberg 2003-02-26 15:03:42 UTC RE: [CAD_CAM_EDM_DRO] Re: blown Gecko - shorted output ? Jeff Goldberg 2003-02-26 15:12:47 UTC RE: [CAD_CAM_EDM_DRO] Re: Important new question - was blown Gecko - shorted output ? wanliker@a... 2003-02-26 16:19:10 UTC Re: [CAD_CAM_EDM_DRO] Re: blown Gecko - shorted output ? Michael 2003-02-26 17:05:56 UTC RE: [CAD_CAM_EDM_DRO] Re: blown Gecko - shorted output ? turbulatordude <davemucha@j... 2003-02-26 18:22:10 UTC Re: blown Gecko - shorted output ? Lee Studley <indigo_red@q... 2003-02-26 19:15:07 UTC Re: blown Gecko - shorted output ? turbulatordude <davemucha@j... 2003-02-26 20:49:49 UTC Re: blown Gecko - shorted output ? Raymond Heckert 2003-02-26 21:16:51 UTC Re: [CAD_CAM_EDM_DRO] Re: blown Gecko - shorted output ? Raymond Heckert 2003-02-26 21:16:56 UTC Re: [CAD_CAM_EDM_DRO] Re: blown Gecko - shorted output ? wanliker@a... 2003-02-26 21:25:41 UTC Re: [CAD_CAM_EDM_DRO] Re: blown Gecko - shorted output ? turbulatordude <davemucha@j... 2003-02-26 21:55:38 UTC Re: blown Gecko - shorted output ? resosys 2003-03-26 14:11:00 UTC Re: blown Gecko - shorted output ? James Cullins 2003-03-26 16:35:40 UTC Re: [CAD_CAM_EDM_DRO] Re: blown Gecko - shorted output ? turbulatordude 2003-03-26 20:03:32 UTC Re: blown Gecko - shorted output ?