DPSK Mod blks2_dxpsk_mod from gnuradio import blks2 blks2.$(type)_mod( samples_per_symbol=$samples_per_symbol, excess_bw=$excess_bw, gray_code=$gray_code, ) Type type enum DBPSK dbpsk DQPSK dqpsk D8PSK d8psk Samples/Symbol samples_per_symbol 2 real Excess BW excess_bw 0.35 real Gray Code gray_code True enum Yes True No False in byte out complex