[hpsdr] KissKonsole amplitude calibration

Phil Harman phil at pharman.org
Tue Oct 9 18:13:59 PDT 2012


Hi Andrew,

Good to hear that you chased that one down.

The ADC indicator will illuminate if the ADC gets overloaded. Need to find
the cause if this should happen.

73 Phil...VK6APH


> ***** High Performance Software Defined Radio Discussion List *****
>
> Hi Phil,
> Thanks for that, digging further I found that the error was exactly 20dB -
> a clue!  I then tried setting the preamp button to on, voila all the
> indicated levels were then within 1dB!
> So I think 'preamp' for hermes means 'attenuator off'. On my board I
> haven't fitted the Minicircuits digital attenuator hence the problem!
> All makes sense now!
> What is the ADC button for?
> Thanks,
> Andrew_______________________________________________
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