Re: Radio Astron VLBI
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From: <Jamie.McCallum_at_email.protected>
Date: Mon, 08 Apr 2013 14:32:42 +1000
Hi Chris,
Tested with a tone of 4831 MHZ at Hobart - it appears at +5 MHz from
the LBE in channels 1 & 3 and is coherent (from the DAS's bandsplitter
port). Bit-stats are correct and NTP time is correct on hovsi.
Cheers,
Jamie
On 08/04/13 14:23, Chris.Phillips_at_csiro.<!--nospam-->au wrote:
>Hi Guys
>
>I have looked more at last nights data - I still cannot get fringes to Ww,Hobart,Hart or ATCA at C-band. Either the setup is not what I expect or something is seriously wrong at lots ok the observatories.
>
>For those you can please before the fringe test tonight try turning on a test tone and record some data and verify it appears where you expect. Best to try a tone at a few difference frequencies at different locations within the bands.
>
>Also check formatter time offsets etc.
>
>Cheers
>Chris
>
Received on 2013-04-08 14:34:03
Date: Mon, 08 Apr 2013 14:32:42 +1000
Hi Chris,
Tested with a tone of 4831 MHZ at Hobart - it appears at +5 MHz from
the LBE in channels 1 & 3 and is coherent (from the DAS's bandsplitter
port). Bit-stats are correct and NTP time is correct on hovsi.
Cheers,
Jamie
On 08/04/13 14:23, Chris.Phillips_at_csiro.<!--nospam-->au wrote:
>Hi Guys
>
>I have looked more at last nights data - I still cannot get fringes to Ww,Hobart,Hart or ATCA at C-band. Either the setup is not what I expect or something is seriously wrong at lots ok the observatories.
>
>For those you can please before the fringe test tonight try turning on a test tone and record some data and verify it appears where you expect. Best to try a tone at a few difference frequencies at different locations within the bands.
>
>Also check formatter time offsets etc.
>
>Cheers
>Chris
>
Received on 2013-04-08 14:34:03