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-rw-r--r--gr-fcd/examples/.gitignore6
-rw-r--r--gr-fcd/examples/CMakeLists.txt41
-rw-r--r--gr-fcd/examples/Makefile.am49
-rw-r--r--gr-fcd/examples/fcd_apt_rx.grc704
-rw-r--r--gr-fcd/examples/fcd_fft_wx.grc320
-rw-r--r--gr-fcd/examples/fcd_nfm_rx.cc114
-rw-r--r--gr-fcd/examples/fcd_nfm_rx.grc1035
7 files changed, 2269 insertions, 0 deletions
diff --git a/gr-fcd/examples/.gitignore b/gr-fcd/examples/.gitignore
new file mode 100644
index 000000000..52ffc3037
--- /dev/null
+++ b/gr-fcd/examples/.gitignore
@@ -0,0 +1,6 @@
+/Makefile
+/Makefile.in
+/.deps/*
+/.libs/*
+/fcd_nfm_rx
+/fcd_nfm_rx.o
diff --git a/gr-fcd/examples/CMakeLists.txt b/gr-fcd/examples/CMakeLists.txt
new file mode 100644
index 000000000..477a6311b
--- /dev/null
+++ b/gr-fcd/examples/CMakeLists.txt
@@ -0,0 +1,41 @@
+# Copyright 2012 Free Software Foundation, Inc.
+#
+# This file is part of GNU Radio
+#
+# GNU Radio is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+#
+# GNU Radio is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GNU Radio; see the file COPYING. If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+
+include_directories(${GR_FCD_INCLUDE_DIRS})
+include_directories(${GNURADIO_CORE_INCLUDE_DIRS})
+include_directories(${GR_AUDIO_INCLUDE_DIRS})
+
+add_executable(fcd_nfm_rx fcd_nfm_rx.cc)
+target_link_libraries(fcd_nfm_rx gnuradio-fcd)
+
+INSTALL(TARGETS
+ fcd_nfm_rx
+ DESTINATION ${GR_PKG_DATA_DIR}/examples/fcd
+ COMPONENT "fcd_examples"
+)
+
+if(ENABLE_PYTHON)
+ INSTALL(FILES
+ fcd_apt_rx.grc
+ fcd_fft_wx.grc
+ fcd_nfm_rx.grc
+ DESTINATION ${GR_PKG_DATA_DIR}/examples/fcd
+ COMPONENT "fcd_examples"
+ )
+endif()
diff --git a/gr-fcd/examples/Makefile.am b/gr-fcd/examples/Makefile.am
new file mode 100644
index 000000000..a57d7a808
--- /dev/null
+++ b/gr-fcd/examples/Makefile.am
@@ -0,0 +1,49 @@
+#
+# Copyright 2011,2012 Free Software Foundation, Inc.
+#
+# GNU Radio is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3, or (at your option)
+# any later version.
+#
+# GNU Radio is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with GNU Radio; see the file COPYING. If not, write to
+# the Free Software Foundation, Inc., 51 Franklin Street,
+# Boston, MA 02110-1301, USA.
+#
+
+include $(top_srcdir)/Makefile.common
+
+AM_CPPFLAGS = \
+ -I$(top_srcdir)/gr-fcd/include/fcd \
+ -I$(top_srcdir)/gr-audio/include \
+ $(STD_DEFINES_AND_INCLUDES) \
+ $(WITH_INCLUDES)
+
+GR_FCD_LA=$(top_builddir)/gr-fcd/lib/libgnuradio-fcd.la
+GNURADIO_AUDIO_LA=$(top_builddir)/gr-audio/lib/libgnuradio-audio.la
+
+ourdatadir = $(exampledir)/fcd
+
+ourdata_PROGRAMS = \
+ fcd_nfm_rx
+
+fcd_nfm_rx_SOURCES = \
+ fcd_nfm_rx.cc
+
+fcd_nfm_rx_LDADD = \
+ $(GR_FCD_LA) \
+ $(GNURADIO_CORE_LA) \
+ $(GNURADIO_AUDIO_LA) \
+ $(BOOST_PROGRAM_OPTIONS_LIB)
+
+dist_ourdata_SCRIPTS = \
+ fcd_fft_wx.grc \
+ fcd_apt_rx.grc \
+ fcd_nfm_rx.grc
+
diff --git a/gr-fcd/examples/fcd_apt_rx.grc b/gr-fcd/examples/fcd_apt_rx.grc
new file mode 100644
index 000000000..c4d3e64d1
--- /dev/null
+++ b/gr-fcd/examples/fcd_apt_rx.grc
@@ -0,0 +1,704 @@
+<?xml version='1.0' encoding='ASCII'?>
+<flow_graph>
+ <timestamp>Sun May 8 18:01:53 2011</timestamp>
+ <block>
+ <key>options</key>
+ <param>
+ <key>id</key>
+ <value>fcd_apt_rx</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>NOAA APT Receiver</value>
+ </param>
+ <param>
+ <key>author</key>
+ <value>Alexandru Csete OZ9AEC</value>
+ </param>
+ <param>
+ <key>description</key>
+ <value></value>
+ </param>
+ <param>
+ <key>window_size</key>
+ <value>1280, 1024</value>
+ </param>
+ <param>
+ <key>generate_options</key>
+ <value>wx_gui</value>
+ </param>
+ <param>
+ <key>category</key>
+ <value>Custom</value>
+ </param>
+ <param>
+ <key>run_options</key>
+ <value>prompt</value>
+ </param>
+ <param>
+ <key>run</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>realtime_scheduling</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(10, 10)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>96000</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(200, 9)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>audio_sink</key>
+ <param>
+ <key>id</key>
+ <value>audio_sink</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>48000</value>
+ </param>
+ <param>
+ <key>device_name</key>
+ <value></value>
+ </param>
+ <param>
+ <key>ok_to_block</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>num_inputs</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(794, 355)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>blks2_fm_demod_cf</key>
+ <param>
+ <key>id</key>
+ <value>blks2_fm_demod_cf</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>chan_rate</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>audio_decim</key>
+ <value>2</value>
+ </param>
+ <param>
+ <key>deviation</key>
+ <value>max_dev</value>
+ </param>
+ <param>
+ <key>audio_pass</key>
+ <value>5000</value>
+ </param>
+ <param>
+ <key>audio_stop</key>
+ <value>7000</value>
+ </param>
+ <param>
+ <key>gain</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>tau</key>
+ <value>75e-6</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(568, 307)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>blks2_rational_resampler_xxx</key>
+ <param>
+ <key>id</key>
+ <value>blks2_rational_resampler_xxx_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>fff</value>
+ </param>
+ <param>
+ <key>decim</key>
+ <value>48000</value>
+ </param>
+ <param>
+ <key>interp</key>
+ <value>11025</value>
+ </param>
+ <param>
+ <key>taps</key>
+ <value>[]</value>
+ </param>
+ <param>
+ <key>fractional_bw</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(516, 522)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>wav_file</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>prefix + datetime.now().strftime("%Y.%m.%d.%H.%M.%S") + ".wav"</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(762, 652)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>prefix</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>"FCD_APT_REC-"</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(625, 653)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>import</key>
+ <param>
+ <key>id</key>
+ <value>import_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>import</key>
+ <value>from datetime import datetime</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(508, 653)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_wavfile_sink</key>
+ <param>
+ <key>id</key>
+ <value>wavfile_sink</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>file</key>
+ <value>wav_file</value>
+ </param>
+ <param>
+ <key>nchan</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>11025</value>
+ </param>
+ <param>
+ <key>bits_per_sample</key>
+ <value>16</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(805, 530)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_chooser</key>
+ <param>
+ <key>id</key>
+ <value>sat_freq</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Satellite</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>137500000</value>
+ </param>
+ <param>
+ <key>choices</key>
+ <value>[137500000,137620000,137912500,137100000]</value>
+ </param>
+ <param>
+ <key>labels</key>
+ <value>["NOAA-15","NOAA-17","NOAA-18","NOAA-19"]</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>drop_down</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.RA_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>1,0,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(18, 479)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>max_dev</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>17000</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(299, 10)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_chooser</key>
+ <param>
+ <key>id</key>
+ <value>fcd_lna_gain</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>LNA gain [dB]</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>20.0</value>
+ </param>
+ <param>
+ <key>choices</key>
+ <value>[30.0, 25.0, 20.0, 17.5, 15.0, 12.5, 10.0, 7.5, 5.0, 2.5, 0.0, -2.5, -5.0]</value>
+ </param>
+ <param>
+ <key>labels</key>
+ <value>[]</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>drop_down</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.RA_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>2,0,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(207, 481)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_static_text</key>
+ <param>
+ <key>id</key>
+ <value>rec_info</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Recording to</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>wav_file</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>str_converter</value>
+ </param>
+ <param>
+ <key>formatter</key>
+ <value>None</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>1,1,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(641, 14)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>low_pass_filter</key>
+ <param>
+ <key>id</key>
+ <value>low_pass_filter</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>fir_filter_ccf</value>
+ </param>
+ <param>
+ <key>decim</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>interp</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>gain</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>cutoff_freq</key>
+ <value>25000</value>
+ </param>
+ <param>
+ <key>width</key>
+ <value>5000</value>
+ </param>
+ <param>
+ <key>win</key>
+ <value>firdes.WIN_HAMMING</value>
+ </param>
+ <param>
+ <key>beta</key>
+ <value>6.76</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(334, 307)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>fcd_source_c</key>
+ <param>
+ <key>id</key>
+ <value>fcd_source_c_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>device_name</key>
+ <value>hw:1</value>
+ </param>
+ <param>
+ <key>freq</key>
+ <value>sat_freq</value>
+ </param>
+ <param>
+ <key>lna</key>
+ <value>fcd_lna_gain</value>
+ </param>
+ <param>
+ <key>ppm</key>
+ <value>-120</value>
+ </param>
+ <param>
+ <key>dci</key>
+ <value>0.0</value>
+ </param>
+ <param>
+ <key>dcq</key>
+ <value>0.0</value>
+ </param>
+ <param>
+ <key>iq_phase</key>
+ <value>0.0</value>
+ </param>
+ <param>
+ <key>iq_gain</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(25, 299)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>wxgui_fftsink2</key>
+ <param>
+ <key>id</key>
+ <value>fftsink</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>complex</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>FCD Spectrum</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>baseband_freq</key>
+ <value>sat_freq</value>
+ </param>
+ <param>
+ <key>y_per_div</key>
+ <value>10</value>
+ </param>
+ <param>
+ <key>y_divs</key>
+ <value>10</value>
+ </param>
+ <param>
+ <key>ref_level</key>
+ <value>0.0</value>
+ </param>
+ <param>
+ <key>ref_scale</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>fft_size</key>
+ <value>512</value>
+ </param>
+ <param>
+ <key>fft_rate</key>
+ <value>15</value>
+ </param>
+ <param>
+ <key>peak_hold</key>
+ <value>False</value>
+ </param>
+ <param>
+ <key>average</key>
+ <value>False</value>
+ </param>
+ <param>
+ <key>avg_alpha</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>win</key>
+ <value>None</value>
+ </param>
+ <param>
+ <key>win_size</key>
+ <value></value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>0,0,1,2</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(335, 103)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <connection>
+ <source_block_id>low_pass_filter</source_block_id>
+ <sink_block_id>blks2_fm_demod_cf</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>blks2_fm_demod_cf</source_block_id>
+ <sink_block_id>audio_sink</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>blks2_rational_resampler_xxx_0</source_block_id>
+ <sink_block_id>wavfile_sink</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>blks2_fm_demod_cf</source_block_id>
+ <sink_block_id>blks2_rational_resampler_xxx_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>fcd_source_c_0</source_block_id>
+ <sink_block_id>low_pass_filter</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>fcd_source_c_0</source_block_id>
+ <sink_block_id>fftsink</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+</flow_graph>
diff --git a/gr-fcd/examples/fcd_fft_wx.grc b/gr-fcd/examples/fcd_fft_wx.grc
new file mode 100644
index 000000000..c045bbfa2
--- /dev/null
+++ b/gr-fcd/examples/fcd_fft_wx.grc
@@ -0,0 +1,320 @@
+<?xml version='1.0' encoding='ASCII'?>
+<flow_graph>
+ <timestamp>Sun May 8 18:02:35 2011</timestamp>
+ <block>
+ <key>options</key>
+ <param>
+ <key>id</key>
+ <value>fcd_fft_wx</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>Funcube Dongle FFT scope</value>
+ </param>
+ <param>
+ <key>author</key>
+ <value>Alexandru Csete OZ9AEC</value>
+ </param>
+ <param>
+ <key>description</key>
+ <value></value>
+ </param>
+ <param>
+ <key>window_size</key>
+ <value>1280, 1024</value>
+ </param>
+ <param>
+ <key>generate_options</key>
+ <value>wx_gui</value>
+ </param>
+ <param>
+ <key>category</key>
+ <value>Custom</value>
+ </param>
+ <param>
+ <key>run_options</key>
+ <value>prompt</value>
+ </param>
+ <param>
+ <key>run</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>realtime_scheduling</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(10, 10)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>96000</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(201, 11)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_text_box</key>
+ <param>
+ <key>id</key>
+ <value>fcd_freq</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>FCD freq</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>145500000</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>formatter</key>
+ <value>None</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>1,0,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(300, 11)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_chooser</key>
+ <param>
+ <key>id</key>
+ <value>fcd_lna_gain</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>LNA gain [dB]</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>20.0</value>
+ </param>
+ <param>
+ <key>choices</key>
+ <value>[30.0, 25.0, 20.0, 17.5, 15.0, 12.5, 10.0, 7.5, 5.0, 2.5, 0.0, -2.5, -5.0]</value>
+ </param>
+ <param>
+ <key>labels</key>
+ <value>[]</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>drop_down</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.RA_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>2,0,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(446, 10)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>wxgui_fftsink2</key>
+ <param>
+ <key>id</key>
+ <value>wxgui_fftsink2_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>complex</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>FCD Spectrum</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>baseband_freq</key>
+ <value>fcd_freq</value>
+ </param>
+ <param>
+ <key>y_per_div</key>
+ <value>10</value>
+ </param>
+ <param>
+ <key>y_divs</key>
+ <value>10</value>
+ </param>
+ <param>
+ <key>ref_level</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>ref_scale</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>fft_size</key>
+ <value>512</value>
+ </param>
+ <param>
+ <key>fft_rate</key>
+ <value>15</value>
+ </param>
+ <param>
+ <key>peak_hold</key>
+ <value>False</value>
+ </param>
+ <param>
+ <key>average</key>
+ <value>False</value>
+ </param>
+ <param>
+ <key>avg_alpha</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>win</key>
+ <value>None</value>
+ </param>
+ <param>
+ <key>win_size</key>
+ <value></value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>0,0,1,2</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(442, 176)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>fcd_source_c</key>
+ <param>
+ <key>id</key>
+ <value>fcd_source_c_1</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>device_name</key>
+ <value>hw:1</value>
+ </param>
+ <param>
+ <key>freq</key>
+ <value>fcd_freq</value>
+ </param>
+ <param>
+ <key>lna</key>
+ <value>fcd_lna_gain</value>
+ </param>
+ <param>
+ <key>ppm</key>
+ <value>-120</value>
+ </param>
+ <param>
+ <key>dci</key>
+ <value>0.0</value>
+ </param>
+ <param>
+ <key>dcq</key>
+ <value>0.0</value>
+ </param>
+ <param>
+ <key>iq_phase</key>
+ <value>0.0</value>
+ </param>
+ <param>
+ <key>iq_gain</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(95, 192)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <connection>
+ <source_block_id>fcd_source_c_1</source_block_id>
+ <sink_block_id>wxgui_fftsink2_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+</flow_graph>
diff --git a/gr-fcd/examples/fcd_nfm_rx.cc b/gr-fcd/examples/fcd_nfm_rx.cc
new file mode 100644
index 000000000..97ef7cf19
--- /dev/null
+++ b/gr-fcd/examples/fcd_nfm_rx.cc
@@ -0,0 +1,114 @@
+/*
+ * Copyright 2011 Free Software Foundation, Inc.
+ *
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+/*
+ * Simple GNU Radio C++ example for using the Funcube Dongle.
+ *
+ * Construct a simple narrow band FM receiver using the gr-fcd
+ * block as source.
+ *
+ * This example uses "hw:1" as FCD source device and the default
+ * audio device for output.
+ *
+ */
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+// Include header files for each block used in flowgraph
+#include <gr_top_block.h>
+#include <gr_firdes.h>
+#include <gr_fir_filter_ccf.h>
+#include <gr_quadrature_demod_cf.h>
+#include <gr_audio_sink.h>
+#include <fcd_source_c.h>
+
+// other includes
+#include <iostream>
+#include <boost/program_options.hpp>
+
+
+namespace po = boost::program_options;
+
+int main(int argc, char **argv)
+{
+ int rate = 48000; // Audio card sample rate
+ float pi = 3.141592654;
+
+
+ //variables to be set by po
+ std::string device;
+ int freq;
+ float gain;
+
+ //setup the program options
+ po::options_description desc("Command line options");
+ desc.add_options()
+ ("help", "This help message")
+ ("device", po::value<std::string>(&device)->default_value("hw:1"), "Audio input device")
+ ("freq", po::value<int>(&freq)->default_value(145500), "RF frequency in kHz")
+ ("gain", po::value<float>(&gain)->default_value(20.0), "LNA gain in dB")
+ ;
+ po::variables_map vm;
+ po::store(po::parse_command_line(argc, argv, desc), vm);
+ po::notify(vm);
+
+ //print the help message
+ if (vm.count("help")){
+ std::cout << "Narrow band FM receiver example" << std::endl << desc << std::endl;
+ return ~0;
+ }
+
+
+ // Construct a top block that will contain flowgraph blocks.
+ gr_top_block_sptr tb = gr_make_top_block("fcd_nfm_rx");
+
+ // FCD source
+ fcd_source_c_sptr fcd = fcd_make_source_c(device);
+ fcd->set_freq_khz(freq);
+ fcd->set_lna_gain(gain);
+
+ // Low pass filter
+ std::vector<float> taps = gr_firdes::low_pass(1.0, 96000, 5000.0, 1000.0);
+ gr_fir_filter_ccf_sptr filter = gr_make_fir_filter_ccf (2, taps);
+
+ // FM demodulator
+ // gain = sample_rate / (2*pi*max_dev)
+ gr_quadrature_demod_cf_sptr demod = gr_make_quadrature_demod_cf (rate/(2.0*pi*5000.0));
+
+ // Audio sink
+ audio_sink::sptr sink = audio_make_sink(rate);
+
+ // Connect blocks
+ tb->connect(fcd, 0, filter, 0);
+ tb->connect(filter, 0, demod, 0);
+ tb->connect(demod, 0, sink, 0);
+
+ // Tell GNU Radio runtime to start flowgraph threads; the foreground thread
+ // will block until either flowgraph exits (this example doesn't) or the
+ // application receives SIGINT (e.g., user hits CTRL-C).
+ //
+ // Real applications may use tb->start() which returns, allowing the foreground
+ // thread to proceed, then later use tb->stop(), followed by tb->wait(), to cleanup
+ // GNU Radio before exiting.
+ tb->run();
+
+ // Exit normally.
+ return 0;
+}
diff --git a/gr-fcd/examples/fcd_nfm_rx.grc b/gr-fcd/examples/fcd_nfm_rx.grc
new file mode 100644
index 000000000..9dac3fcb8
--- /dev/null
+++ b/gr-fcd/examples/fcd_nfm_rx.grc
@@ -0,0 +1,1035 @@
+<?xml version='1.0' encoding='ASCII'?>
+<flow_graph>
+ <timestamp>Sun May 8 18:05:32 2011</timestamp>
+ <block>
+ <key>options</key>
+ <param>
+ <key>id</key>
+ <value>fcd_nfm_rx</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value>FCD FM Receiver</value>
+ </param>
+ <param>
+ <key>author</key>
+ <value>OZ9AEC</value>
+ </param>
+ <param>
+ <key>description</key>
+ <value>Simple FM receiver using the Funcube Dongle</value>
+ </param>
+ <param>
+ <key>window_size</key>
+ <value>1280, 1024</value>
+ </param>
+ <param>
+ <key>generate_options</key>
+ <value>wx_gui</value>
+ </param>
+ <param>
+ <key>category</key>
+ <value>Custom</value>
+ </param>
+ <param>
+ <key>run_options</key>
+ <value>prompt</value>
+ </param>
+ <param>
+ <key>run</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>realtime_scheduling</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(10, 10)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_static_text</key>
+ <param>
+ <key>id</key>
+ <value>rx_freq</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Receive</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>freq+(offset_coarse+offset_fine)</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>formatter</key>
+ <value>None</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>5,3,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(491, 10)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_slider</key>
+ <param>
+ <key>id</key>
+ <value>offset_fine</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Fine tune</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>-1000</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>1000</value>
+ </param>
+ <param>
+ <key>num_steps</key>
+ <value>400</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.SL_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>6,0,1,2</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(9, 279)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_slider</key>
+ <param>
+ <key>id</key>
+ <value>offset_coarse</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Coarse tune</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>-48000</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>48000</value>
+ </param>
+ <param>
+ <key>num_steps</key>
+ <value>960</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.SL_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>6,2,1,2</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(10, 130)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_slider</key>
+ <param>
+ <key>id</key>
+ <value>width</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Filter</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>10000</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>2000</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>40000</value>
+ </param>
+ <param>
+ <key>num_steps</key>
+ <value>760</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.SL_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>7,0,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(9, 431)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_slider</key>
+ <param>
+ <key>id</key>
+ <value>trans</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Trans</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>1500</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>500</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>5000</value>
+ </param>
+ <param>
+ <key>num_steps</key>
+ <value>900</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.SL_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>8,0,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(10, 577)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_slider</key>
+ <param>
+ <key>id</key>
+ <value>af_gain</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>VOL</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>5</value>
+ </param>
+ <param>
+ <key>num_steps</key>
+ <value>50</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.SL_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>8,1,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(168, 726)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>low_pass_filter</key>
+ <param>
+ <key>id</key>
+ <value>low_pass_filter</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>fir_filter_ccf</value>
+ </param>
+ <param>
+ <key>decim</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>interp</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>gain</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>cutoff_freq</key>
+ <value>width/2</value>
+ </param>
+ <param>
+ <key>width</key>
+ <value>trans</value>
+ </param>
+ <param>
+ <key>win</key>
+ <value>firdes.WIN_HAMMING</value>
+ </param>
+ <param>
+ <key>beta</key>
+ <value>6.76</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(742, 258)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_simple_squelch_cc</key>
+ <param>
+ <key>id</key>
+ <value>gr_simple_squelch_cc_0</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>threshold</key>
+ <value>sql_lev</value>
+ </param>
+ <param>
+ <key>alpha</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(226, 499)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>blks2_nbfm_rx</key>
+ <param>
+ <key>id</key>
+ <value>nbfm_normal</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>audio_rate</key>
+ <value>48000</value>
+ </param>
+ <param>
+ <key>quad_rate</key>
+ <value>96000</value>
+ </param>
+ <param>
+ <key>tau</key>
+ <value>75e-6</value>
+ </param>
+ <param>
+ <key>max_dev</key>
+ <value>5e3</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(441, 483)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_multiply_const_vxx</key>
+ <param>
+ <key>id</key>
+ <value>gr_multiply_const_vxx_1</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>float</value>
+ </param>
+ <param>
+ <key>const</key>
+ <value>af_gain</value>
+ </param>
+ <param>
+ <key>vlen</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(674, 507)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>audio_sink</key>
+ <param>
+ <key>id</key>
+ <value>audio_sink</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>48000</value>
+ </param>
+ <param>
+ <key>device_name</key>
+ <value></value>
+ </param>
+ <param>
+ <key>ok_to_block</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>num_inputs</key>
+ <value>2</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(882, 511)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>96000</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(210, 12)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>wxgui_fftsink2</key>
+ <param>
+ <key>id</key>
+ <value>fftsink</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>complex</value>
+ </param>
+ <param>
+ <key>title</key>
+ <value></value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>baseband_freq</key>
+ <value>rx_freq*display_selector</value>
+ </param>
+ <param>
+ <key>y_per_div</key>
+ <value>10</value>
+ </param>
+ <param>
+ <key>y_divs</key>
+ <value>10</value>
+ </param>
+ <param>
+ <key>ref_level</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>ref_scale</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>fft_size</key>
+ <value>512</value>
+ </param>
+ <param>
+ <key>fft_rate</key>
+ <value>15</value>
+ </param>
+ <param>
+ <key>peak_hold</key>
+ <value>False</value>
+ </param>
+ <param>
+ <key>average</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>avg_alpha</key>
+ <value>0.5</value>
+ </param>
+ <param>
+ <key>win</key>
+ <value>None</value>
+ </param>
+ <param>
+ <key>win_size</key>
+ <value>800,300</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>0,0,5,4</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(742, 24)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_slider</key>
+ <param>
+ <key>id</key>
+ <value>sql_lev</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>SQL</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>-100</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>-100</value>
+ </param>
+ <param>
+ <key>max</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>num_steps</key>
+ <value>500</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.SL_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>7,2,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(328, 728)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable</key>
+ <param>
+ <key>id</key>
+ <value>xlate_filter_taps</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>firdes.low_pass(1, samp_rate, 48000, 5000, firdes.WIN_HAMMING, 6.76)</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(428, 294)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_chooser</key>
+ <param>
+ <key>id</key>
+ <value>display_selector</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>Spectrum</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>0</value>
+ </param>
+ <param>
+ <key>choices</key>
+ <value>[0, 1]</value>
+ </param>
+ <param>
+ <key>labels</key>
+ <value>['Baseband','RF']</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>drop_down</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.RA_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>5,0,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(481, 728)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_text_box</key>
+ <param>
+ <key>id</key>
+ <value>freq</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>FCD Freq</value>
+ </param>
+ <param>
+ <key>value</key>
+ <value>144470000</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>formatter</key>
+ <value>None</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>5,1,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(339, 9)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>gr_freq_xlating_fir_filter_xxx</key>
+ <param>
+ <key>id</key>
+ <value>xlating_fir_filter</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>type</key>
+ <value>ccc</value>
+ </param>
+ <param>
+ <key>decim</key>
+ <value>1</value>
+ </param>
+ <param>
+ <key>taps</key>
+ <value>xlate_filter_taps</value>
+ </param>
+ <param>
+ <key>center_freq</key>
+ <value>-(offset_coarse+offset_fine)</value>
+ </param>
+ <param>
+ <key>samp_rate</key>
+ <value>samp_rate</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(433, 189)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>variable_slider</key>
+ <param>
+ <key>id</key>
+ <value>rf_gain</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>label</key>
+ <value>RF</value>
+ </param>
+ <param>
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+ <value>20</value>
+ </param>
+ <param>
+ <key>min</key>
+ <value>-5</value>
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+ <param>
+ <key>max</key>
+ <value>30</value>
+ </param>
+ <param>
+ <key>num_steps</key>
+ <value>35</value>
+ </param>
+ <param>
+ <key>style</key>
+ <value>wx.SL_HORIZONTAL</value>
+ </param>
+ <param>
+ <key>converver</key>
+ <value>float_converter</value>
+ </param>
+ <param>
+ <key>grid_pos</key>
+ <value>7,1,1,1</value>
+ </param>
+ <param>
+ <key>notebook</key>
+ <value></value>
+ </param>
+ <param>
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+ <value>(11, 725)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <block>
+ <key>fcd_source_c</key>
+ <param>
+ <key>id</key>
+ <value>fcd_source_c_1</value>
+ </param>
+ <param>
+ <key>_enabled</key>
+ <value>True</value>
+ </param>
+ <param>
+ <key>device_name</key>
+ <value>hw:1</value>
+ </param>
+ <param>
+ <key>freq</key>
+ <value>freq</value>
+ </param>
+ <param>
+ <key>lna</key>
+ <value>rf_gain</value>
+ </param>
+ <param>
+ <key>ppm</key>
+ <value>-120</value>
+ </param>
+ <param>
+ <key>dci</key>
+ <value>0.0</value>
+ </param>
+ <param>
+ <key>dcq</key>
+ <value>0.0</value>
+ </param>
+ <param>
+ <key>iq_phase</key>
+ <value>0.0</value>
+ </param>
+ <param>
+ <key>iq_gain</key>
+ <value>1.0</value>
+ </param>
+ <param>
+ <key>_coordinate</key>
+ <value>(165, 157)</value>
+ </param>
+ <param>
+ <key>_rotation</key>
+ <value>0</value>
+ </param>
+ </block>
+ <connection>
+ <source_block_id>xlating_fir_filter</source_block_id>
+ <sink_block_id>fftsink</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>xlating_fir_filter</source_block_id>
+ <sink_block_id>low_pass_filter</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>low_pass_filter</source_block_id>
+ <sink_block_id>gr_simple_squelch_cc_0</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_multiply_const_vxx_1</source_block_id>
+ <sink_block_id>audio_sink</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>1</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_multiply_const_vxx_1</source_block_id>
+ <sink_block_id>audio_sink</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>gr_simple_squelch_cc_0</source_block_id>
+ <sink_block_id>nbfm_normal</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>nbfm_normal</source_block_id>
+ <sink_block_id>gr_multiply_const_vxx_1</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+ <connection>
+ <source_block_id>fcd_source_c_1</source_block_id>
+ <sink_block_id>xlating_fir_filter</sink_block_id>
+ <source_key>0</source_key>
+ <sink_key>0</sink_key>
+ </connection>
+</flow_graph>
generated by cgit (git 2.34.1) at 2024-12-21 08:48:00 +0000