On 03/26/2014 08:32 AM, Stephen Andrew wrote: > Hello, > > I'm trying to do a simple file transfer over PSK, but the text file I > get on the output is garbled. I've got: > > file source -> throttle -> psk(4) mod -> psk(4) demod -> pack K (8) bits > -> file sink > > If I put in a file sink before the modulator, I see the message just fine.
Do you mean if you put a file sink before the modulator, you get the correct message in the file sink after the packer? PSK Demod is a complete demod chain, it estimates freq. offset, timing etc. It's probably not converging immediately, and then your signal is bit-shifted. M _______________________________________________ Discuss-gnuradio mailing list [email protected] https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
