R820T tuner support in librtlsdr

Jay Salsburg jsalsburg at bellsouth.net
Sun Sep 9 21:47:07 UTC 2012


It is probably the difference in RF Gain.

Jay Salsburg

-----Original Message-----
From: osmocom-sdr-bounces at lists.osmocom.org
[mailto:osmocom-sdr-bounces at lists.osmocom.org] On Behalf Of Christian
Buchner
Sent: Sunday, September 09, 2012 2:01 PM
To: osmocom-sdr at lists.osmocom.org
Subject: Re: R820T tuner support in librtlsdr

> If I have read the datasheets correctly, the E4000 is also able to use 
> a non-zero IF.  Would doing this help reduce the spike in the middle 
> of the spectrum for sticks using the E4000?

Here's a question for windows users.... Why do I not see a notable spike in
the middle of the spectrum spike in the SDR Sharp application, but a very
strong one in the HDSDR application using same the same USB dongle?
This strikes me as odd.

Christian







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