[evlatests] RFI in X-band
Vivek Dhawan
vdhawan at nrao.edu
Wed Oct 16 13:37:09 EDT 2019
This is a known offender, almost always present. I captured a screen
shot of it once, see attached. My guess is airborne weather radars.
RCP top, LCP bottom, 9-11GHz, peak-hold from Revnell's DTS spectral
sampler.
On 10/16/19 11:02 AM, Rick Perley via evlatests wrote:
> Â Â Â I'm reducing some D-configuration X-band data, taken last November.
>
>    There is a curious RFI signal seen between ~9320 and 9380 MHz. It's very
> erratic (meaning, short time-scale), and quite broad-band. Also quite strong.
>
>    Any idea of where it's coming from? All antennas seem equally affected,
> suggesting a distant origin. But, given the data is from D configuration, this
> is a weak suggestion.
>
> Â Â Â Rick
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