diff options
Diffstat (limited to 'gr-uhd/examples/python/usrp_nbfm_rcv.py')
| -rwxr-xr-x | gr-uhd/examples/python/usrp_nbfm_rcv.py | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/gr-uhd/examples/python/usrp_nbfm_rcv.py b/gr-uhd/examples/python/usrp_nbfm_rcv.py index be890f02d8..e3dc7eac6b 100755 --- a/gr-uhd/examples/python/usrp_nbfm_rcv.py +++ b/gr-uhd/examples/python/usrp_nbfm_rcv.py @@ -1,6 +1,6 @@ #!/usr/bin/env python # -# Copyright 2005,2007,2011 Free Software Foundation, Inc. +# Copyright 2005,2007,2011,2012 Free Software Foundation, Inc. # # This file is part of GNU Radio # @@ -20,7 +20,10 @@ # Boston, MA 02110-1301, USA. # -from gnuradio import gr, audio, blks2, uhd +from gnuradio import gr, audio, uhd +from gnuradio import blocks +from gnuradio import filter +from gnuradio import analog from gnuradio.eng_option import eng_option from gnuradio.wxgui import slider, powermate from gnuradio.wxgui import stdgui2, fftsink2, form @@ -285,24 +288,24 @@ class receive_path(gr.hier_block2): # Create filter to get actual channel we want nfilts = 32 - chan_coeffs = gr.firdes.low_pass (nfilts, # gain - nfilts*dev_rate, # sampling rate - 8e3, # low pass cutoff freq - 2e3, # width of trans. band - gr.firdes.WIN_HANN) # filter type + chan_coeffs = filter.firdes.low_pass(nfilts, # gain + nfilts*dev_rate, # sampling rate + 8e3, # low pass cutoff freq + 2e3, # width of trans. band + filter.firdes.WIN_HANN) # filter type rrate = self.quad_rate / dev_rate - self.resamp = blks2.pfb_arb_resampler_ccf(rrate, chan_coeffs, nfilts) + self.resamp = filter.pfb.arb_resampler_ccf(rrate, chan_coeffs, nfilts) if USE_SIMPLE_SQUELCH: - self.squelch = gr.simple_squelch_cc(20) + self.squelch = analog.simple_squelch_cc(20) else: - self.squelch = blks2.standard_squelch(self.audio_rate) + self.squelch = analog.standard_squelch(self.audio_rate) # instantiate the guts of the single channel receiver - self.fmrx = blks2.nbfm_rx(self.audio_rate, self.quad_rate) + self.fmrx = analog.nbfm_rx(self.audio_rate, self.quad_rate) # audio gain / mute block - self._audio_gain = gr.multiply_const_ff(1.0) + self._audio_gain = blocks.multiply_const_ff(1.0) # sound card as final sink audio_sink = audio.sink (int(self.audio_rate), audio_output) @@ -357,7 +360,8 @@ class receive_path(gr.hier_block2): """ Set the center frequency we're interested in. - @param target_freq: frequency in Hz + Args: + target_freq: frequency in Hz @rypte: bool """ |