Re: MPSK SNR Estimator

[Rachida SAROUI]

Yes that’s what I was looking for, the block I should be using to read SNR 
estimate. 

Thank you 

Envoyé de mon iPhone

> Le 8 déc. 2021 à 16:34, Marcus Müller <mmueller@gnuradio.org> a écrit :
> 
> Ok, context, please. Where do you want to use it? As the MPSK SNR estimator 
> block documentation says:
> 
> >  It copies the input stream to the output stream, but adds a tag that 
> > contains the estimated SNR every N samples
> 
> So, generally, you read the tag using a downstream block. This might or might 
> not be the thing you're looking for! So, could you please tell us in which 
> way you want to use the SNR estimate?
> 
>> On 08.12.21 16:07, Rachida SAROUI wrote:
>> How can I use it?
>> Thank you!
>> Le mer. 8 déc. 2021 à 15:58, Marcus Müller <mmueller@gnuradio.org 
>> <mailto:mmueller@gnuradio.org>> a écrit :
>>    It's a function of the block class itself.
>>    Best regards,
>>    Marcus
>>    On 08.12.21 15:26, Rachida SAROUI wrote:
>>     > Hello everyone,
>>     >
>>     > I'm using the block MPSK SNR Estimator to calculate the SNR of a 
>> received signal.
>>    Yet, I
>>     > don't know how to get its value (the output is a complex signal). I 
>> searched in the
>>     > previous discussions and the response was "You can get the SNR by 
>> using the snr()
>>    function
>>     > to return the current estimate" but I don't know where I should use 
>> the snr()
>>    function? is
>>     > it the python code? or a specific block?
>>     >
>>     > Thank you!