On 03/03/2021 10:10 PM, Jay Patel wrote:
Hi all,

I am using |GNURadio| example |Filter Introduction| flow graph which shows basic introduction of |filtering|. I want to change the |no. of taps| while running the program. I tried to put the |qt gui range| but it looks like |GNURadio| creates/calculates taps as a static vector in the start of the execution of the flow graph.

image.png

Is there a work around this ? I mean can I put a slider or counter for changing the transition_width which changes the number of taps while running the flow graph ?

Thanks. Any suggestions are appreciated.

*/With Regards,/*
/Jay Patel/
/
/

In a typical filter, the number of taps is determined by the cutoff and transition width parameters. Since those are changable at runtime, the
  resulting filter-length will also change at run-time.

The Parkes-McLelland algorithm is used to compute the filter taps from the given input parameters. Change those parameters, and the
  resulting filter parameters (and length) will change.


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