diff --git a/SP5WWP/symbol_recovery.grc b/SP5WWP/symbol_recovery.grc
index 0714e6d..41640da 100644
--- a/SP5WWP/symbol_recovery.grc
+++ b/SP5WWP/symbol_recovery.grc
@@ -45,6 +45,22 @@ blocks:
     coordinate: [184, 12]
     rotation: 0
     state: enabled
+- name: analog_quadrature_demod_cf_0
+  id: analog_quadrature_demod_cf
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    gain: 24000/(2*math.pi*800)
+    maxoutbuf: '0'
+    minoutbuf: '0'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [392, 388.0]
+    rotation: 0
+    state: true
 - name: blocks_char_to_float_0
   id: blocks_char_to_float
   parameters:
@@ -59,9 +75,9 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [152, 244.0]
+    coordinate: [216, 244.0]
     rotation: 0
-    state: true
+    state: disabled
 - name: blocks_file_sink_0
   id: blocks_file_sink
   parameters:
@@ -77,7 +93,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [816, 180.0]
+    coordinate: [1144, 180.0]
     rotation: 0
     state: enabled
 - name: blocks_file_source_0
@@ -99,9 +115,71 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [8, 212.0]
+    coordinate: [16, 212.0]
     rotation: 0
-    state: true
+    state: disabled
+- name: blocks_file_source_0_0
+  id: blocks_file_source
+  parameters:
+    affinity: ''
+    alias: ''
+    begin_tag: pmt.PMT_NIL
+    comment: ''
+    file: debug_null_payload.bin
+    length: '2200'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    offset: '0'
+    repeat: 'False'
+    type: byte
+    vlen: '1'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [24, 500.0]
+    rotation: 0
+    state: disabled
+- name: blocks_repack_bits_bb_0
+  id: blocks_repack_bits_bb
+  parameters:
+    affinity: ''
+    alias: ''
+    align_output: 'False'
+    comment: ''
+    endianness: gr.GR_MSB_FIRST
+    k: '8'
+    l: '2'
+    len_tag_key: '""'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [216, 524.0]
+    rotation: 0
+    state: disabled
+- name: digital_chunks_to_symbols_xx_0
+  id: digital_chunks_to_symbols_xx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    dimension: '1'
+    in_type: byte
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    num_ports: '1'
+    out_type: float
+    symbol_table: (1.0, 3.0, -1.0, -3.0)
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [400, 536.0]
+    rotation: 0
+    state: disabled
 - name: digital_symbol_sync_xx_0
   id: digital_symbol_sync_xx
   parameters:
@@ -126,7 +204,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [496, 188.0]
+    coordinate: [824, 188.0]
     rotation: 0
     state: enabled
 - name: qtgui_eye_sink_x_0
@@ -222,9 +300,9 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [816, 268.0]
+    coordinate: [1144, 268.0]
     rotation: 0
-    state: disabled
+    state: enabled
 - name: qtgui_time_sink_x_0
   id: qtgui_time_sink_x
   parameters:
@@ -312,17 +390,60 @@ blocks:
     width8: '1'
     width9: '1'
     ylabel: Amplitude
-    ymax: '1'
-    ymin: '-1'
+    ymax: '5'
+    ymin: '-5'
     yunit: '""'
   states:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [496, 100.0]
+    coordinate: [824, 100.0]
     rotation: 0
     state: disabled
+- name: rational_resampler_xxx_0
+  id: rational_resampler_xxx
+  parameters:
+    affinity: ''
+    alias: ''
+    comment: ''
+    decim: '80'
+    fbw: '0'
+    interp: '1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    taps: '[]'
+    type: ccf
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [224, 364.0]
+    rotation: 0
+    state: true
 - name: root_raised_cosine_filter_0
+  id: root_raised_cosine_filter
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha: '0.5'
+    comment: ''
+    decim: '1'
+    gain: '1'
+    interp: '1'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    ntaps: 8*5+1
+    samp_rate: '5'
+    sym_rate: '1'
+    type: fir_filter_fff
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [560, 348.0]
+    rotation: 0
+    state: enabled
+- name: root_raised_cosine_filter_0_0
   id: root_raised_cosine_filter
   parameters:
     affinity: ''
@@ -342,17 +463,48 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [288, 204.0]
+    coordinate: [560, 204.0]
     rotation: 0
-    state: enabled
+    state: disabled
+- name: soapy_rtlsdr_source_0
+  id: soapy_rtlsdr_source
+  parameters:
+    affinity: ''
+    agc: 'False'
+    alias: ''
+    center_freq: '439950000'
+    comment: ''
+    dev_args: ''
+    freq_correction: '-2'
+    gain: '20'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    samp_rate: 24000*80
+    type: fc32
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [24, 380.0]
+    rotation: 0
+    state: true
 
 connections:
-- [blocks_char_to_float_0, '0', root_raised_cosine_filter_0, '0']
+- [analog_quadrature_demod_cf_0, '0', root_raised_cosine_filter_0, '0']
+- [blocks_char_to_float_0, '0', root_raised_cosine_filter_0_0, '0']
 - [blocks_file_source_0, '0', blocks_char_to_float_0, '0']
+- [blocks_file_source_0_0, '0', blocks_repack_bits_bb_0, '0']
+- [blocks_repack_bits_bb_0, '0', digital_chunks_to_symbols_xx_0, '0']
+- [digital_chunks_to_symbols_xx_0, '0', blocks_file_sink_0, '0']
+- [digital_chunks_to_symbols_xx_0, '0', qtgui_eye_sink_x_0, '0']
 - [digital_symbol_sync_xx_0, '0', blocks_file_sink_0, '0']
 - [digital_symbol_sync_xx_0, '0', qtgui_eye_sink_x_0, '0']
+- [rational_resampler_xxx_0, '0', analog_quadrature_demod_cf_0, '0']
 - [root_raised_cosine_filter_0, '0', digital_symbol_sync_xx_0, '0']
 - [root_raised_cosine_filter_0, '0', qtgui_time_sink_x_0, '0']
+- [root_raised_cosine_filter_0_0, '0', digital_symbol_sync_xx_0, '0']
+- [root_raised_cosine_filter_0_0, '0', qtgui_time_sink_x_0, '0']
+- [soapy_rtlsdr_source_0, '0', rational_resampler_xxx_0, '0']
 
 metadata:
   file_format: 1