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Code Issues Releases Wiki Activity

Different approach creating the AFSK pulse. 

Seems that the hardware filters out some part of the signal
This commit is contained in:
Manolis Surligas 2016-06-12 23:17:53 +03:00
parent 13cb10499e
commit c1904037bd
1 changed files with 474 additions and 18 deletions
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492
apps/flowgraphs/upsat_afsk_transmitter.grc
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@ -89,7 +89,7 @@
</param>
<param>
<key>value</key>
<value>0.5</value>
<value>0.1</value>
</param>
<param>
<key>_enabled</key>
@ -195,7 +195,7 @@
</param>
<param>
<key>value</key>
<value>1.25e3</value>
<value>800</value>
</param>
</block>
<block>
@ -318,7 +318,7 @@ is too great and becomes a bottlneck.</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
@ -334,7 +334,7 @@ is too great and becomes a bottlneck.</value>
</param>
<param>
<key>value</key>
<value>40</value>
<value>4</value>
</param>
</block>
<block>
@ -392,6 +392,92 @@ is too great and becomes a bottlneck.</value>
<value>145.835e6</value>
</param>
</block>
<block>
<key>analog_frequency_modulator_fc</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>1</value>
</param>
<param>
<key>_coordinate</key>
<value>(920, 228)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>analog_frequency_modulator_fc_0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>sensitivity</key>
<value>(math.pi*modulation_index) / samples_per_symbol_tx</value>
</param>
</block>
<block>
<key>analog_quadrature_demod_cf</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>_coordinate</key>
<value>(1296, 228)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>gain</key>
<value>48e3/(2*math.pi*deviation/8.0)</value>
</param>
<param>
<key>id</key>
<value>analog_quadrature_demod_cf_0</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
</block>
<block>
<key>audio_sink</key>
<param>
@ -416,11 +502,11 @@ is too great and becomes a bottlneck.</value>
</param>
<param>
<key>_coordinate</key>
<value>(1264, 180)</value>
<value>(1136, 340)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
<value>180</value>
</param>
<param>
<key>id</key>
@ -463,11 +549,11 @@ is too great and becomes a bottlneck.</value>
</param>
<param>
<key>_coordinate</key>
<value>(1064, 260)</value>
<value>(1344, 340)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
<value>180</value>
</param>
<param>
<key>id</key>
@ -510,7 +596,7 @@ is too great and becomes a bottlneck.</value>
</param>
<param>
<key>_coordinate</key>
<value>(992, 552)</value>
<value>(992, 632)</value>
</param>
<param>
<key>_rotation</key>
@ -666,7 +752,7 @@ is too great and becomes a bottlneck.</value>
</param>
<param>
<key>_coordinate</key>
<value>(760, 253)</value>
<value>(712, 221)</value>
</param>
<param>
<key>_rotation</key>
@ -701,6 +787,293 @@ is too great and becomes a bottlneck.</value>
<value>fff</value>
</param>
</block>
<block>
<key>qtgui_freq_sink_x</key>
<param>
<key>autoscale</key>
<value>False</value>
</param>
<param>
<key>average</key>
<value>1.0</value>
</param>
<param>
<key>bw</key>
<value>48e3</value>
</param>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>fc</key>
<value>0</value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>ctrlpanel</key>
<value>False</value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>_enabled</key>
<value>0</value>
</param>
<param>
<key>fftsize</key>
<value>1024</value>
</param>
<param>
<key>_coordinate</key>
<value>(1072, 102)</value>
</param>
<param>
<key>gui_hint</key>
<value></value>
</param>
<param>
<key>_rotation</key>
<value>180</value>
</param>
<param>
<key>grid</key>
<value>False</value>
</param>
<param>
<key>id</key>
<value>qtgui_freq_sink_x_0</value>
</param>
<param>
<key>legend</key>
<value>True</value>
</param>
<param>
<key>alpha1</key>
<value>1.0</value>
</param>
<param>
<key>color1</key>
<value>"blue"</value>
</param>
<param>
<key>label1</key>
<value></value>
</param>
<param>
<key>width1</key>
<value>1</value>
</param>
<param>
<key>alpha10</key>
<value>1.0</value>
</param>
<param>
<key>color10</key>
<value>"dark blue"</value>
</param>
<param>
<key>label10</key>
<value></value>
</param>
<param>
<key>width10</key>
<value>1</value>
</param>
<param>
<key>alpha2</key>
<value>1.0</value>
</param>
<param>
<key>color2</key>
<value>"red"</value>
</param>
<param>
<key>label2</key>
<value></value>
</param>
<param>
<key>width2</key>
<value>1</value>
</param>
<param>
<key>alpha3</key>
<value>1.0</value>
</param>
<param>
<key>color3</key>
<value>"green"</value>
</param>
<param>
<key>label3</key>
<value></value>
</param>
<param>
<key>width3</key>
<value>1</value>
</param>
<param>
<key>alpha4</key>
<value>1.0</value>
</param>
<param>
<key>color4</key>
<value>"black"</value>
</param>
<param>
<key>label4</key>
<value></value>
</param>
<param>
<key>width4</key>
<value>1</value>
</param>
<param>
<key>alpha5</key>
<value>1.0</value>
</param>
<param>
<key>color5</key>
<value>"cyan"</value>
</param>
<param>
<key>label5</key>
<value></value>
</param>
<param>
<key>width5</key>
<value>1</value>
</param>
<param>
<key>alpha6</key>
<value>1.0</value>
</param>
<param>
<key>color6</key>
<value>"magenta"</value>
</param>
<param>
<key>label6</key>
<value></value>
</param>
<param>
<key>width6</key>
<value>1</value>
</param>
<param>
<key>alpha7</key>
<value>1.0</value>
</param>
<param>
<key>color7</key>
<value>"yellow"</value>
</param>
<param>
<key>label7</key>
<value></value>
</param>
<param>
<key>width7</key>
<value>1</value>
</param>
<param>
<key>alpha8</key>
<value>1.0</value>
</param>
<param>
<key>color8</key>
<value>"dark red"</value>
</param>
<param>
<key>label8</key>
<value></value>
</param>
<param>
<key>width8</key>
<value>1</value>
</param>
<param>
<key>alpha9</key>
<value>1.0</value>
</param>
<param>
<key>color9</key>
<value>"dark green"</value>
</param>
<param>
<key>label9</key>
<value></value>
</param>
<param>
<key>width9</key>
<value>1</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>name</key>
<value>""</value>
</param>
<param>
<key>nconnections</key>
<value>1</value>
</param>
<param>
<key>showports</key>
<value>True</value>
</param>
<param>
<key>freqhalf</key>
<value>True</value>
</param>
<param>
<key>tr_chan</key>
<value>0</value>
</param>
<param>
<key>tr_level</key>
<value>0.0</value>
</param>
<param>
<key>tr_mode</key>
<value>qtgui.TRIG_MODE_FREE</value>
</param>
<param>
<key>tr_tag</key>
<value>""</value>
</param>
<param>
<key>type</key>
<value>complex</value>
</param>
<param>
<key>update_time</key>
<value>0.10</value>
</param>
<param>
<key>wintype</key>
<value>firdes.WIN_BLACKMAN_hARRIS</value>
</param>
<param>
<key>ymax</key>
<value>10</value>
</param>
<param>
<key>ymin</key>
<value>-140</value>
</param>
</block>
<block>
<key>qtgui_time_sink_x</key>
<param>
@ -733,7 +1106,7 @@ is too great and becomes a bottlneck.</value>
</param>
<param>
<key>_coordinate</key>
<value>(1000, 414)</value>
<value>(1000, 526)</value>
</param>
<param>
<key>gui_hint</key>
@ -1092,7 +1465,7 @@ is too great and becomes a bottlneck.</value>
</param>
<param>
<key>_coordinate</key>
<value>(1208, 350)</value>
<value>(1416, 494)</value>
</param>
<param>
<key>gui_hint</key>
@ -1419,6 +1792,65 @@ is too great and becomes a bottlneck.</value>
<value>-1</value>
</param>
</block>
<block>
<key>rational_resampler_xxx</key>
<param>
<key>alias</key>
<value></value>
</param>
<param>
<key>comment</key>
<value></value>
</param>
<param>
<key>affinity</key>
<value></value>
</param>
<param>
<key>decim</key>
<value>1</value>
</param>
<param>
<key>_enabled</key>
<value>True</value>
</param>
<param>
<key>fbw</key>
<value>0</value>
</param>
<param>
<key>_coordinate</key>
<value>(1104, 207)</value>
</param>
<param>
<key>_rotation</key>
<value>0</value>
</param>
<param>
<key>id</key>
<value>rational_resampler_xxx_0</value>
</param>
<param>
<key>interp</key>
<value>10</value>
</param>
<param>
<key>maxoutbuf</key>
<value>0</value>
</param>
<param>
<key>minoutbuf</key>
<value>0</value>
</param>
<param>
<key>taps</key>
<value></value>
</param>
<param>
<key>type</key>
<value>ccc</value>
</param>
</block>
<block>
<key>rational_resampler_xxx</key>
<param>
@ -1447,7 +1879,7 @@ is too great and becomes a bottlneck.</value>
</param>
<param>
<key>_coordinate</key>
<value>(1232, 559)</value>
<value>(1232, 631)</value>
</param>
<param>
<key>_rotation</key>
@ -1502,7 +1934,7 @@ is too great and becomes a bottlneck.</value>
</param>
<param>
<key>_coordinate</key>
<value>(136, 286)</value>
<value>(160, 166)</value>
</param>
<param>
<key>_rotation</key>
@ -1549,7 +1981,7 @@ is too great and becomes a bottlneck.</value>
</param>
<param>
<key>_coordinate</key>
<value>(424, 452)</value>
<value>(424, 620)</value>
</param>
<param>
<key>_rotation</key>
@ -1645,7 +2077,7 @@ similar to produce dynamic payloads.</value>
</param>
<param>
<key>_coordinate</key>
<value>(672, 417)</value>
<value>(672, 593)</value>
</param>
<param>
<key>_rotation</key>
@ -1716,7 +2148,7 @@ similar to produce dynamic payloads.</value>
</param>
<param>
<key>_coordinate</key>
<value>(440, 183)</value>
<value>(408, 151)</value>
</param>
<param>
<key>_rotation</key>
@ -1767,6 +2199,18 @@ similar to produce dynamic payloads.</value>
<value>False</value>
</param>
</block>
<connection>
<source_block_id>analog_frequency_modulator_fc_0</source_block_id>
<sink_block_id>rational_resampler_xxx_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>analog_quadrature_demod_cf_0</source_block_id>
<sink_block_id>blocks_multiply_const_vxx_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>blocks_multiply_const_vxx_0</source_block_id>
<sink_block_id>audio_sink_0_0</sink_block_id>
@ -1799,7 +2243,19 @@ similar to produce dynamic payloads.</value>
</connection>
<connection>
<source_block_id>interp_fir_filter_xxx_0</source_block_id>
<sink_block_id>blocks_multiply_const_vxx_0</sink_block_id>
<sink_block_id>analog_frequency_modulator_fc_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>rational_resampler_xxx_0</source_block_id>
<sink_block_id>analog_quadrature_demod_cf_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>
<connection>
<source_block_id>rational_resampler_xxx_0</source_block_id>
<sink_block_id>qtgui_freq_sink_x_0</sink_block_id>
<source_key>0</source_key>
<sink_key>0</sink_key>
</connection>