PLL Carrier Tracking analog_pll_carriertracking_cc from gnuradio import analog analog.pll_carriertracking_cc($w, $max_freq, $min_freq) set_loop_bandwidth($w) set_max_freq($max_freq) set_min_freq($min_freq) Loop Bandwidth w real Max Freq max_freq real Min Freq min_freq real in complex out complex