[hpsdr] Level calculation error in Two Tone Test generation routine

Helmut dc6ny at gmx.de
Thu Nov 24 09:27:41 PST 2016


I believe the only way to measure PEP correctly is to integrate the
magnitudes of the TX signal over an appropriate time relative to the maximal
bandwidth of the communication channel. So you can sure to catch the top of
the envelope. 
73, Helmut, DC6NY

-----Ursprüngliche Nachricht-----
Von: Hpsdr [mailto:hpsdr-bounces at lists.openhpsdr.org] Im Auftrag von Kjell
Karlsen
Gesendet: Donnerstag, 24. November 2016 17:52
An: hpsdr at lists.openhpsdr.org
Betreff: Re: [hpsdr] Level calculation error in Two Tone Test generation
routine

***** High Performance Software Defined Radio Discussion List *****

High all.

In the start of this tread I was very confused as I did not see the  
problem clearly but now we are back to basic!

But the measured and indicated power i PSDR is not very accurate. For me  
it seems as it is the PEP that it is meant to indicate but very difficult  
to read due to the fast movement of the instrument needle. I think there  
should have a possibility to select between PEP and Average.

73,Kjell.




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