Why do you use the sample and hold block? You could use vector_source->(throttle)->QT time sink
Best regards, Marcus On 06/30/2015 02:53 PM, Antonny Caesar wrote: > Jeon wrote in post #1175836: >> If those overshoots are unwanted but inevitable due to hardware >> characteristics and limitations, >> >> you can generate a wave form with vector source with input sequence >> 1010010000111... >> >> Then, the output will be HLHLLHLLLLHHH... (H = HIGH, LOW = LOW) >> >> Regards, >> Jeon. >> >> 2015-06-29 23:23 GMT+09:00 Antonny Caesar <li...@ruby-forum.com>: > Well, I don't think this solution using vector works (I might be wrong, > of course). I tried to build it in the latest version of Gnuradio which > is 3.7.2.1 (Ubuntu 14.04 LTS). The prints are shown below: > > The blocks: > http://i62.tinypic.com/i2ppjl.png > > Input signal: > http://i61.tinypic.com/29zy7ft.png > > Output Signal: > http://i60.tinypic.com/rjjy9u.png > > Vector created: > http://i57.tinypic.com/2efru6o.png > > What I need to do is a kind of "switch". With this vector in the Ctrl > Port of the Sample & Hold, I want the same wave of the input in the > output, but appearing and desappearing according to the Vector Source (0 > - no signal, 1 - entire signal). > > If the signal in the Input Port is a square wave, then I want the same > wave but appearing and desappearing in a random way according to the > vector I created, but It isn't happening. > > I don't know if I was clear enough. Please, help me and tell me if you > need more details about my problem. > > Sorry and thank you. > _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
