[hpsdr] High S meter reading on noise floor.

Isaac Weksler iweksler at bezeqint.net
Thu Jun 15 00:25:23 PDT 2017


Exactly that.
But what do you mean by "calibrated out"?


-----Original Message-----
From: Hpsdr [mailto:hpsdr-bounces at lists.openhpsdr.org] On Behalf Of
H.A.Meijer
Sent: Wednesday, June 14, 2017 3:48 PM
To: hpsdr at lists.openhpsdr.org
Subject: Re: [hpsdr] High S meter reading on noise floor.

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

Hi,


Is it not that there is an extra 6M preamp that can be calibrated out in the
hpsdr powersdr software?.

73' Bert PA2XHF


Op 14-6-2017 om 10:41 schreef Isaac Weksler:
> ***** High Performance Software Defined Radio Discussion List *****
>
> Hi, all.
>
> The problem of incompatible readings of Avg Signal in Db and S-units 
> is only on 6m band. I guess it's because of the attenuator set to 0Db 
> on 6m (-20Db on the HF bands). Looks like the Db reading of the signal 
> is taken before the attenuator and the S-reading after it.
>
> 73 Isaac 4Z1AO
>
> -----Original Message-----
> From: Hpsdr [mailto:hpsdr-bounces at lists.openhpsdr.org] On Behalf Of 
> Warren C. Pratt
> Sent: Tuesday, June 13, 2017 4:08 AM
> To: hpsdr at lists.openhpsdr.org
> Subject: Re: [hpsdr] High S meter reading on noise floor.
>
> ***** High Performance Software Defined Radio Discussion List *****
>
>
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