Dear Atif,I'm 100% certain you can generate a pure sinusoidal with the frequency modulator; I don't know the parameterization you used, or how you came to the conclusion that this is not the case, but I assure you that by reading the "Documentation" tab of the Frequency Mod block, and with a piece of paper and a little bit of math, you can achieve what you want.
Best regards, Marcus On 2017-10-23 14:06, Atif Javed wrote:
Dear Mulleri try your method but i doesn't be able to generate pure sinusoidal just like signal source can you please guide for the generation of pure sin or cosine waveBest, ATIF JAVEDOn Mon, Oct 23, 2017 at 3:19 AM, Marcus Müller <[email protected] <mailto:[email protected]>> wrote:Dear Atif, please try to stay on-list (i.e. make sure [email protected] <mailto:[email protected]> is in To: or CC:). so, yeah, sounds like you want a source to generate these steps. In your case, what about using vector source (vector being range(10,21,1) ) --> repeat (repeat factor = duration of each step / sampling rate) --> frequency mod (sensitivity accordingly) I'd recommend you play around a bit! Best regards, Marcus On 2017-10-23 12:11, Atif Javed wrote:Dear muller i want to change the frequencies of signal source from defined values with a proper step size like start frequency starting value 10khz step size 1kHz frequency ending value 20khz This sequence automatically repeat itself On Mon, Oct 23, 2017 at 12:51 AM, Marcus Müller <[email protected] <mailto:[email protected]>> wrote: Dear Atif, what does "periodically" mean in this context? Feels like you actually rather have something like a "Signal Source [Square wave + offset]" -> Frequency Modulator Best regards, Marcus On 2017-10-23 05:22, Atif Javed wrote:i want to change the frequency of signal source periodical using grc blocks can you please guide me regarding this problem _______________________________________________ Discuss-gnuradio mailing list [email protected] <mailto:[email protected]> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio <https://lists.gnu.org/mailman/listinfo/discuss-gnuradio>_______________________________________________ Discuss-gnuradio mailing list [email protected] <mailto:[email protected]> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio <https://lists.gnu.org/mailman/listinfo/discuss-gnuradio>
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