Changes between Version 3 and Version 4 of Notes/ExampleReduction


Ignore:
Timestamp:
03/25/09 15:42:55 (15 years ago)
Author:
JamieStevens
Comment:

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  • Notes/ExampleReduction

    v3 v4  
    2525[[Image(cx167_example_plot1.png)]]
    2626
    27 We obviously need to calibrate the bandpass. Luckily there is some 1934-638 data, so we calibrate our bandpass with that:
     27We want to calibrate the bandpass. Luckily there is some 1934-638 data, so we calibrate our bandpass with that:
    2828
    2929`mfcal vis=cx167.uv "select=source(1934-638)" interval=0.1`
    3030
    3131Giving the same `uvspec` command as before we now get:
     32
     33[[Image(cx167_example_plot2.png)]]
     34
     35There is some obvious narrowband interference present in the data. With CABB's polyphase filter design, the channels
     36are designed to be very sharp-edged, so most interference will be present only in one channel, even if it is very strong.