[evlatests] New (?) Ka-band birdie

Dan Mertely dmertely at nrao.edu
Thu Nov 17 11:14:47 EST 2016


Hi Rick.  Was that on all baselines, or was it seen
"favoring" certain baselines?  TNX.
-Mert

On 11/16/2016 3:52 PM, Rick Perley wrote:
>      In data taken in both B and A configurations, I find a strong (>
> 500 Jy in 2 MHz channelwidth) birdie at:
>
>      30976 = 242*128 MHz.
>
>      So it looks like a harmonic of 128 MHz ... but ... there are *no*
> other birdies visible in the entire 8 GHz width (30.5 through 38.5 GHz).
>
>      I can't find this in my old spectral sweeps.
>
>
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