[hpsdr] Overload??
Graham / KE9H
KE9H at austin.rr.com
Sun Jan 11 18:47:31 PST 2009
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 *****
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>
> ------------------------------------------------------------------------
>
> 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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