CAD CAM EDM DRO - Yahoo Group Archive

Re: [CAD_CAM_EDM_DRO] Re: RT802 DAC board

on 2001-05-23 15:21:03 UTC
I finally just chiseled the traces between the converter and the first
load, and it still overheats - output voltages are in the 10v-12v range.

So I guess I'm looking for a new converter. Acutally I may try
running it off the bus +/- 12v... in a junk computer first.

Chris

> Hi,
> If you can isolate the +/-15v terminals and inject the 15 +/- voltages
> with a good lab supply with current limiting( and monitoring), the
> part thats drawing to much current will get warm. Since the DC-DC
> convertor is not a high current unit ~60mA), it might not cause the
> offending device to get noticably warmer. Like Jon said about the DC-
> DC convertor, it may be the offending device internally, so this test
> will rule that out too.

--
Christopher C. Stratton, stratton@...
Instrument Maker, Horn Player & Engineer
22 Adrian Street, Somerville, MA 02143
http://www.mdc.net/~stratton
NEW PHONE NUMBER: (617) 628-1062 home, 253-2606 MIT

Discussion Thread

Chris Stratton 2001-05-23 08:48:00 UTC RT802 DAC board dave engvall 2001-05-23 09:29:01 UTC Re: [CAD_CAM_EDM_DRO] RT802 DAC board wanliker@a... 2001-05-23 11:07:21 UTC Re: [CAD_CAM_EDM_DRO] RT802 DAC board David Baggenstos 2001-05-23 12:13:42 UTC g-code shareware and 2D parts Jon Elson 2001-05-23 12:34:50 UTC Re: [CAD_CAM_EDM_DRO] RT802 DAC board Lee Studley 2001-05-23 14:45:38 UTC Re: RT802 DAC board Chris Stratton 2001-05-23 15:21:03 UTC Re: [CAD_CAM_EDM_DRO] Re: RT802 DAC board