[USRP-users] Noise floor on the N2x0
matt at ettus.com
Thu Sep 26 13:21:03 EDT 2013
When you start reception, there is some settling that the radio and filter
have. The best way to handle this is to start receiving 20-30 samples
earlier than you need to and drop those extra samples.
On Wed, Sep 25, 2013 at 12:51 PM, Wallace, Frank L CIV NSWCDD, Q41 <
frank.l.wallace1 at navy.mil> wrote:
> When I record noise on both my N210 and my N200, there is the 20-30 sample
> filter startup stuff and then noise settles at a fairly high level and then
> starts to drop down. At about 55 milliseconds, the noise level goes down
> to the 1-2 bit level and then stays there. The drop off is exponential and
> some people here have said it looks like a capacitor discharging. This
> happens whenever I restart my application. Is this normal?
> USRP-users mailing list
> USRP-users at lists.ettus.com
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