[volt-nuts] Solartron 7081 Noise

Andreas Jahn Andreas_-_Jahn at t-online.de
Thu Sep 15 06:32:31 UTC 2011


Another possibility would be that the mains frequency 50/60 Hz is not 
correctly set.
On a Solartron 7065 you have to set some links within the device to the 
correct positions.

With best regards

Andreas

>
> Hi,
> Do you have aircon or heating running at those times?
>
> From: jltran at att.net
> To: volt-nuts at febo.com
> Date: Wed, 14 Sep 2011 21:43:32 -0500
> Subject: [volt-nuts] Solartron 7081 Noise
>
> Following Mickle's lead, I  captured about 12 hours of data from my 7081
> with my 'home-made' test leads shorted using the RS232 interface and the
> freeware serial port terminal emulator program with 'transfer to Excel'
> Mickle suggested.  It only took me an extra day to figure out how to 
> convert
> the Excel chart into a .GIF to shrink it to a size I could attach to this
> email and then send to the group.
>
> I am learning so much from all this, a significant amount of which has to 
> do
> with computers and stuff I always wanted to know but never had or took the
> time to learn.
>
> It would appear that there is a cycling of the data, for most of the day,
> but a fairly stable period for mid-day.
>
> I would appreciate any thoughts on the data.
>
> Joe
>
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