Polyphase Clock Sync gr_pfb_clock_sync_ccf from gnuradio import gr gr.pfb_clock_sync_ccf($sps, $gain, $taps, $filter_size, $init_phase) set_taps($taps) set_gain($gain) Samples/Symbol sps real Gain gain real Taps taps real_vector Filter Size filter_size int Initial Phase init_phase real in complex out complex err float 1