Hi Sumit,

that's kind of redundant -- you know the start time and you know the
constant sampling rate, so you know the time of each sample in your
file. Anyway, the metadata sink saves every tag you specify, so just
write a block that calculates the time to a given sample number, and
occasionally adds a tag to the stream.

Greetings,
Marcus


On 05.09.2014 17:12, Sumit Saluja wrote:
> Thanks mleech,
> I used Metadata but I am able to add date once at starting of Sinking but not 
> able to add during whole process.
>
>
> Sumit Saluja
>
> From: mle...@ripnet.com [mailto:mle...@ripnet.com]
> Sent: Friday, September 05, 2014 11:10 AM
> To: Sumit Saluja
> Cc: discuss-gnuradio@gnu.org; 
> discuss-gnuradio-bounces+mleech=ripnet....@gnu.org
> Subject: Re: [Discuss-gnuradio] GnuRadio File sink Operation, Need help
>
>
> There's the metadata file sink.   You could insert date/time tags.
>
>
>
> Or, if the rates are quite low (a few Hz at most), you could use a probe, and 
> have a poller function that grabs data from the probe, and
>
>   formats it all pretty like.  That's how simple_ra writes its data log 
> files....
>
>
>
>
>
>
> On 2014-09-05 11:06, Sumit Saluja wrote:
>
> Dear All
>
> I am trying one experiment but not able to complete it on Gnu Radio. I am 
> reading Data from hardware and sinking with file. Now I am trying that at 
> with every sample data and  date and time will be sinked in a file. Is there 
> any option to do so.
>
>
>
>
>
> Thanks
>
>
>
>
>
> [Description: cid:image001.png@01CBD1D4.C1A74D30]
> Sumit Saluja
> System Administartor
> Physics Department
> Princeton, NJ 08540
> Phone-(609)258-7916
>
>
>
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