Re: [Discuss-gnuradio] making signal source based on a certain format

2018-07-01 Thread Michael Piscopo
I ran into a similar issue a few years back and wrote an updated file block with some enhanced features. It's up on github here: https://github.com/ghostop14/gr-filerepeater. Not sure if it's an exact match for what you're looking to accomplish but you can specify delays between replays and tie

Re: [Discuss-gnuradio] making signal source based on a certain format

2018-07-01 Thread CEL
Hi Linda, Do you mean "sending 0 in between" or do you mean "switch transmission on some SDR device on and off"? First case: multiply with a (threshold(sawtooth from signal source)) Second case: see the gr-uhd examples on how to do bursty transmissions, if a USRP is what we're talking about!

[Discuss-gnuradio] making signal source based on a certain format

2018-06-30 Thread Linda20071
For some reason, I need to send out a sine wave for 1 second, wait for 5 seconds, and finally send out another sine wave for another 1 second. Is it possible to make such a source in gnu radio directly, based on the existing gnu radio blocks? Thanks in advance!