diff options
Diffstat (limited to 'gnuradio-examples/python/pfb/resampler_demo.grc')
| -rw-r--r-- | gnuradio-examples/python/pfb/resampler_demo.grc | 598 |
1 files changed, 598 insertions, 0 deletions
diff --git a/gnuradio-examples/python/pfb/resampler_demo.grc b/gnuradio-examples/python/pfb/resampler_demo.grc new file mode 100644 index 000000000..468636a5c --- /dev/null +++ b/gnuradio-examples/python/pfb/resampler_demo.grc @@ -0,0 +1,598 @@ +<?xml version='1.0' encoding='ASCII'?> +<flow_graph> + <timestamp>Sun Aug 23 11:39:47 2009</timestamp> + <block> + <key>options</key> + <param> + <key>id</key> + <value>resampler_demo</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>title</key> + <value></value> + </param> + <param> + <key>author</key> + <value></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</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>import</key> + <param> + <key>id</key> + <value>import_0</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>import</key> + <value>import math</value> + </param> + <param> + <key>_coordinate</key> + <value>(11, 59)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>variable</key> + <param> + <key>id</key> + <value>rs_taps</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>value</key> + <value>firdes.low_pass(nphases, nphases, frac_bw, 0.5-frac_bw)</value> + </param> + <param> + <key>_coordinate</key> + <value>(273, 154)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>gr_add_const_vxx</key> + <param> + <key>id</key> + <value>adder</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>type</key> + <value>float</value> + </param> + <param> + <key>const</key> + <value>-1.0</value> + </param> + <param> + <key>vlen</key> + <value>1</value> + </param> + <param> + <key>_coordinate</key> + <value>(227, 303)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>gr_throttle</key> + <param> + <key>id</key> + <value>throttle</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>type</key> + <value>float</value> + </param> + <param> + <key>samples_per_second</key> + <value>samp_rate</value> + </param> + <param> + <key>vlen</key> + <value>1</value> + </param> + <param> + <key>_coordinate</key> + <value>(227, 493)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>wxgui_fftsink2</key> + <param> + <key>id</key> + <value>orig_fft</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>type</key> + <value>complex</value> + </param> + <param> + <key>title</key> + <value>Original Spectrum</value> + </param> + <param> + <key>samp_rate</key> + <value>samp_rate</value> + </param> + <param> + <key>baseband_freq</key> + <value>0</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>30</value> + </param> + <param> + <key>fft_size</key> + <value>1024</value> + </param> + <param> + <key>fft_rate</key> + <value>30</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>grid_pos</key> + <value>1, 0, 1, 3</value> + </param> + <param> + <key>notebook</key> + <value></value> + </param> + <param> + <key>_coordinate</key> + <value>(409, 289)</value> + </param> + <param> + <key>_rotation</key> + <value>180</value> + </param> + </block> + <block> + <key>wxgui_fftsink2</key> + <param> + <key>id</key> + <value>resamp_fft</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>type</key> + <value>complex</value> + </param> + <param> + <key>title</key> + <value>Resampled Spectrum</value> + </param> + <param> + <key>samp_rate</key> + <value>new_rate</value> + </param> + <param> + <key>baseband_freq</key> + <value>0</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>30</value> + </param> + <param> + <key>fft_size</key> + <value>1024</value> + </param> + <param> + <key>fft_rate</key> + <value>30</value> + </param> + <param> + <key>peak_hold</key> + <value>True</value> + </param> + <param> + <key>average</key> + <value>False</value> + </param> + <param> + <key>avg_alpha</key> + <value>0</value> + </param> + <param> + <key>grid_pos</key> + <value>2, 0, 1, 3</value> + </param> + <param> + <key>notebook</key> + <value></value> + </param> + <param> + <key>_coordinate</key> + <value>(640, 256)</value> + </param> + <param> + <key>_rotation</key> + <value>180</value> + </param> + </block> + <block> + <key>gr_sig_source_x</key> + <param> + <key>id</key> + <value>tri_source</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>type</key> + <value>float</value> + </param> + <param> + <key>samp_rate</key> + <value>samp_rate</value> + </param> + <param> + <key>waveform</key> + <value>gr.GR_TRI_WAVE</value> + </param> + <param> + <key>freq</key> + <value>0.05</value> + </param> + <param> + <key>amp</key> + <value>2.0</value> + </param> + <param> + <key>offset</key> + <value>0</value> + </param> + <param> + <key>_coordinate</key> + <value>(21, 271)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>gr_frequency_modulator_fc</key> + <param> + <key>id</key> + <value>fm_mod</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>sensitivity</key> + <value>math.pi</value> + </param> + <param> + <key>_coordinate</key> + <value>(411, 493)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>blks2_pfb_arb_resampler_ccf</key> + <param> + <key>id</key> + <value>resampler</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>rate</key> + <value>float(new_rate)/samp_rate</value> + </param> + <param> + <key>taps</key> + <value>rs_taps</value> + </param> + <param> + <key>size</key> + <value>nphases</value> + </param> + <param> + <key>_coordinate</key> + <value>(641, 477)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>variable</key> + <param> + <key>id</key> + <value>nphases</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>value</key> + <value>32</value> + </param> + <param> + <key>_coordinate</key> + <value>(185, 153)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>variable_static_text</key> + <param> + <key>id</key> + <value>samp_rate</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>label</key> + <value>Sample Rate</value> + </param> + <param> + <key>value</key> + <value>44100</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>0, 0, 1, 1</value> + </param> + <param> + <key>notebook</key> + <value></value> + </param> + <param> + <key>_coordinate</key> + <value>(179, 14)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>variable_static_text</key> + <param> + <key>id</key> + <value>new_rate</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>label</key> + <value>Resampled Rate</value> + </param> + <param> + <key>value</key> + <value>48000</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>0, 1, 1, 1</value> + </param> + <param> + <key>notebook</key> + <value></value> + </param> + <param> + <key>_coordinate</key> + <value>(328, 15)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <block> + <key>variable_static_text</key> + <param> + <key>id</key> + <value>frac_bw</value> + </param> + <param> + <key>_enabled</key> + <value>True</value> + </param> + <param> + <key>label</key> + <value>Fractional Bandwidth</value> + </param> + <param> + <key>value</key> + <value>0.45</value> + </param> + <param> + <key>converver</key> + <value>float_converter</value> + </param> + <param> + <key>formatter</key> + <value>lambda x: "%0.2f"%x</value> + </param> + <param> + <key>grid_pos</key> + <value>0,2,1,1</value> + </param> + <param> + <key>notebook</key> + <value></value> + </param> + <param> + <key>_coordinate</key> + <value>(473, 14)</value> + </param> + <param> + <key>_rotation</key> + <value>0</value> + </param> + </block> + <connection> + <source_block_id>tri_source</source_block_id> + <sink_block_id>adder</sink_block_id> + <source_key>0</source_key> + <sink_key>0</sink_key> + </connection> + <connection> + <source_block_id>adder</source_block_id> + <sink_block_id>throttle</sink_block_id> + <source_key>0</source_key> + <sink_key>0</sink_key> + </connection> + <connection> + <source_block_id>resampler</source_block_id> + <sink_block_id>resamp_fft</sink_block_id> + <source_key>0</source_key> + <sink_key>0</sink_key> + </connection> + <connection> + <source_block_id>fm_mod</source_block_id> + <sink_block_id>resampler</sink_block_id> + <source_key>0</source_key> + <sink_key>0</sink_key> + </connection> + <connection> + <source_block_id>fm_mod</source_block_id> + <sink_block_id>orig_fft</sink_block_id> + <source_key>0</source_key> + <sink_key>0</sink_key> + </connection> + <connection> + <source_block_id>throttle</source_block_id> + <sink_block_id>fm_mod</sink_block_id> + <source_key>0</source_key> + <sink_key>0</sink_key> + </connection> +</flow_graph> |