[evlatests] Correlator problem

Ken Sowinski ksowinsk at nrao.edu
Mon Nov 30 15:29:21 EST 2020


On Mon, 30 Nov 2020, Rick Perley via evlatests wrote:

> Tests run last night show that the bandpasses in the LCP, 'BD' IF are bad in 
> ea03 and ea04.  The amplitudes show a sawtooth pattern, with period equal to 
> two channels, and a larger-scale 'beat' with period 16 channels.  ea04 is by 
> far the worse of the two.  This is seen at all bands.

I saw emails tht those two antennas had DTS problems overnight.

Ken


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