[hpsdr] Overload indicator ??

Graham / KE9H KE9H at austin.rr.com
Sun Jan 11 19:11:21 PST 2009


Frank:

It works on the PowerSDR display, also.
Look in the center of the black bar, just below the panadaptor display.

--- Graham


FRANCIS CARCIA wrote:
> Graham,
> I was looking on the PowerSDR display not the board. I'll have to 
> check again. I thought I had the latest software loaded. TNX, frank
>
> --- On *Sun, 1/11/09, Graham / KE9H /<KE9H at austin.rr.com>/* wrote:
>
>     From: Graham / KE9H <KE9H at austin.rr.com>
>     Subject: Re: [hpsdr] Overload??
>     To: carcia at sbcglobal.net, hpsdr at lists.hpsdr.org
>     Date: Sunday, January 11, 2009, 9:47 PM
>
>     Frank:
>
>     To get the overload indication, you need to have Mercury version 2.4
>     loaded, and  KD5TFD's version 10-January of PowerSDR.
>
>     I have both loaded, and the Overload light works fine on PowerSDR.
>     The right most LED (D11) on Mercury is also an overload light.
>
>     Preamp OFF, it hits overload at +8 dBm 
>     Preamp ON, it hits overload at -12 dBm
>
>     Thanks to Bill T. for getting this feature added.
>
>     --- Graham
>
>     ==
>
>     FRANCIS CARCIA wrote:
>     > ***** High Performance Software Defined Radio Discussion List *****
>     >
>     >   
>     >
>     > ------------------------------------------------------------------------
>     >
>     > Hi Guys,
>     > I hink I have the latest software loaded but can't seem to get an 
>     > overload indication with the S meter pegged and well above saturation. 
>     > The HP8640B is at plus 19 dBM with a 6 dB pad on the input. Preamp on. 
>     > What am I supposed to see?
>     > My heatsink seems to have dropped the temperature of the A/D. I slid a 
>     > TO5 finned radiator over the tulip TO5 holder. It runs warm so heat is 
>     > comming off the A/D. The thermal pad on the bottom is still quite 
>     > warm.  frank
>     >
>     > ------------------------------------------------------------------------
>     >
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>               
>




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