Hi Chris, Checkout the attached flowgraph I made for a workshop we run. It uses some hacky python inline to generate the DTMF tones.
Regards, Nate Temple On Sat, Aug 24, 2019 at 12:21 PM Chris Gorman <[email protected]> wrote: > Hello All, > > I have looked around and I can't seem to find a touch tone encoder for > gnuradio. The beginner tutorial adding two sin waves to create a dial > tone made me want to play with dial tone, busy tone, and phone number > key presses, etc. All the frequencies are available on wikipedia, but > I have not been able to put the logic together in gnuradio. I am > looking at a simple 16 button keypad, that when a key is pressed it > adds the two sin waves together. I have made a hack that I am > attaching to this email where I can select two radio buttons and make > a tone that way. > > I was wondering if anyone had some pointers on how to change the > current design to a keypad based one with say QT GUI Push Button > instead of the QT GUI Chooser radio button one I have. This project > has no practical application other than to entertain me and to teach > me gnuradio, so don't stop important work to respond to this. (Unless > you want to ;) > > Thanks to all the developers for their work in making such an > interesting piece of software. > > Chris > _______________________________________________ > Discuss-gnuradio mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >
dial_tone_interactive.grc
Description: Binary data
_______________________________________________ Discuss-gnuradio mailing list [email protected] https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
