I am also  using the delay block in the way u have mentioned but the signal
in scope doesn't act accordingly ,it remains in phase with the original...


On Mon, May 12, 2014 at 11:27 PM, Mike Jameson <m...@scanoo.com> wrote:

> To shift just the phase you can use the 'Complex To Float' block in GRC
> which separates the stream into real and imaginary components.  After
> adding the delay block in line with the imaginary component you can then
> recombine the stream by using the 'Float To Complex' block.
>
> Mike
>
> --
> Mike Jameson M0MIK BSc MIET
> Email: m...@scanoo.com
> Web: http://scanoo.com
>
>
> On Mon, May 12, 2014 at 7:23 PM, Marcus D. Leech <mle...@ripnet.com>wrote:
>
>> On 05/12/2014 02:19 PM, Marcus Müller wrote:
>>
>>> Well, not that I'm aware of.
>>> However, FFT, multiplication with a signal source, IFFT is not really
>>> hard to do, and it's what a time shift mathematically is.
>>>
>>> Greetings,
>>> Marcus
>>>
>> Also, a phase-shift is just a complex multiply by:
>>
>> complex(cos(ang),sin(ang))
>>
>> With angle in radians
>>
>> That's how I do manual phase correction in the interferometer support in
>> simple_ra
>>
>>
>>
>>
>> --
>> Marcus Leech
>> Principal Investigator
>> Shirleys Bay Radio Astronomy Consortium
>> http://www.sbrac.org
>>
>>
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