Mon Mar 8 12:53:57 2010 options id BBToFrames _enabled True title BasebandToFramesMetOp author MB description Processing baseband samples to HRPT minor frames file window_size 4096,4096 generate_options wx_gui category Custom run_options prompt run True realtime_scheduling _coordinate (10, 10) _rotation 0 variable id samp_rate _enabled True value sample_rate _coordinate (16, 156) _rotation 0 variable id sps _enabled True value sample_rate/sym_rate _coordinate (541, 22) _rotation 0 variable id hs _enabled True value int(sps/2.0) _coordinate (643, 22) _rotation 0 variable id max_clock_offset _enabled True value 0.1 _coordinate (854, 20) _rotation 0 import id import_0 _enabled True import import math, os _coordinate (11, 103) _rotation 0 variable_slider id pll_alpha _enabled True label value 0.005 min 0.005 max 0.5 num_steps 100 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (247, 101) _rotation 0 variable_slider id clock_alpha _enabled True label clock_alpha value 0.001 min 0.001 max 0.1 num_steps 100 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (375, 97) _rotation 0 variable id ofile_ext _enabled True value '.metop' _coordinate (604, 245) _rotation 0 variable id sample_rate _enabled True value AD/decim _coordinate (342, 20) _rotation 0 import id import_1 _enabled True import from gnuradio import gr, gru, modulation_utils _coordinate (1013, 27) _rotation 0 gr_agc_xx id agc _enabled True type complex rate 1e-5 reference 1.0 gain 1.0/32768.0 max_gain 1.0 _coordinate (67, 512) _rotation 0 variable id ifile_ext _enabled True value '.sam' _coordinate (514, 244) _rotation 0 wxgui_fftsink2 id wxgui_fftsink2_0 _enabled True type complex title Baseband input FFT samp_rate samp_rate baseband_freq 0 y_per_div 10 y_divs 10 ref_level 50 ref_scale 2.0 fft_size 1024 fft_rate 30 peak_hold False average True avg_alpha 0.1 win None win_size grid_pos 0,0,1,1 notebook _coordinate (177, 748) _rotation 0 wxgui_fftsink2 id wxgui_fftsink2_0_0 _enabled True type complex title RRC filter FFT samp_rate samp_rate baseband_freq 0 y_per_div 10 y_divs 10 ref_level 10 ref_scale 2.0 fft_size 1024 fft_rate 30 peak_hold False average True avg_alpha 0.1 win None win_size grid_pos 1,0,1,1 notebook _coordinate (380, 742) _rotation 0 variable id max_carrier_offset _enabled True value 2*math.pi*100e3/sample_rate _coordinate (719, 22) _rotation 0 gr_interleaved_short_to_complex id cs2cf _enabled True _coordinate (585, 359) _rotation 0 root_raised_cosine_filter id rrc _enabled True type fir_filter_ccf decim 1 interp 1 gain 1 samp_rate sample_rate sym_rate sym_rate alpha 0.25 ntaps int(11*sample_rate/sym_rate) _coordinate (248, 499) _rotation 0 gr_file_source id file_source _enabled True file inputdir+infile+ifile_ext type short repeat False vlen 1 _coordinate (20, 346) _rotation 0 gr_skiphead id gr_skiphead_0 _enabled False type short num_items 200000000 vlen 1 _coordinate (230, 285) _rotation 0 variable id inputdir _enabled True value '/home/martin/GNURadioData/USRPSamples/' _coordinate (509, 100) _rotation 0 gr_throttle id gr_throttle_0 _enabled True type short samples_per_second samp_rate*10 vlen 1 _coordinate (386, 355) _rotation 0 variable id sym_rate _enabled True value (3500e3/3+3500e3)/2 _coordinate (444, 22) _rotation 0 variable id sym_rate _enabled False value 72000 _coordinate (1154, 190) _rotation 0 variable id AD _enabled True value 100e6 _coordinate (194, 20) _rotation 0 import id import_1_0 _enabled True import from math import pi, sqrt _coordinate (1012, 97) _rotation 0 variable id outputdir _enabled True value '/home/martin/GNURadioData/NOAA-hmf/' _coordinate (703, 94) _rotation 0 variable_slider id gain_mu _enabled True label Gain Mu value 0.05 min 0 max 0.5 num_steps 100 style wx.SL_HORIZONTAL converver float_converter grid_pos notebook _coordinate (760, 170) _rotation 0 variable id decim _enabled True value 25 _coordinate (269, 21) _rotation 0 wxgui_scopesink2 id wxgui_scopesink2_1 _enabled True type complex title MPSK receiver output samp_rate samp_rate v_scale 0.5 v_offset 0 t_scale 0.5 ac_couple False xy_mode True num_inputs 1 win_size grid_pos 0,1,1,1 notebook _coordinate (853, 418) _rotation 0 variable id const _enabled True value 1+1j, 1-1j, -1+1j, -1-1j _coordinate (855, 548) _rotation 0 variable id infile _enabled False value 'AHRPT_MetOp-A_20100116_0938UTC_U2_d20' _coordinate (1109, 377) _rotation 0 gr_mpsk_receiver_cc id gr_mpsk_receiver_cc_0 _enabled True M 4 theta 1 alpha pll_alpha beta pll_alpha*pll_alpha/4.0 fmin -0.05 fmax 0.05 mu 0.5 gain_mu gain_mu omega sps gain_omega gain_mu*gain_mu/4.0 omega_relative_limit 0.05*2 _coordinate (544, 459) _rotation 0 variable id infile _enabled True value 'AHRPT_MetOp-A_20100306_0758UTC_U2_d25' _coordinate (522, 168) _rotation 0 gr_file_sink id gr_file_sink_0 _enabled True file AHRPT_MetOp-A_20100306_0758UTC_MPSKRec_out type complex vlen 1 _coordinate (852, 637) _rotation 0 gr_throttle_0 cs2cf 0 0 cs2cf agc 0 0 rrc gr_mpsk_receiver_cc_0 0 0 agc rrc 0 0 rrc wxgui_fftsink2_0_0 0 0 agc wxgui_fftsink2_0 0 0 gr_mpsk_receiver_cc_0 wxgui_scopesink2_1 0 0 file_source gr_skiphead_0 0 0 gr_skiphead_0 gr_throttle_0 0 0 file_source gr_throttle_0 0 0 gr_mpsk_receiver_cc_0 gr_file_sink_0 0 0