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WBFM PLL block already includes the filter

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Jan Hamal Dvořák 2024-03-09 19:02:31 +01:00
parent 2995f19e9b
commit 123880d1b2
1 changed files with 9 additions and 59 deletions
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68
grc/PicoSDR-WBFM.grc
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@ -85,7 +85,7 @@ blocks:
parameters:
affinity: ''
alias: ''
audio_decimation: '1'
audio_decimation: '4'
comment: ''
deemph_tau: 75e-6
maxoutbuf: '0'
@ -95,7 +95,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [456, 408.0]
coordinate: [456, 376.0]
rotation: 0
state: true
- name: audio_sink_0
@ -112,7 +112,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [992, 384.0]
coordinate: [704, 384.0]
rotation: 0
state: true
- name: blocks_add_xx_0
@ -130,7 +130,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [992, 456.0]
coordinate: [704, 456.0]
rotation: 0
state: true
- name: blocks_interleaved_short_to_complex_0
@ -197,54 +197,6 @@ blocks:
coordinate: [440, 8.0]
rotation: 0
state: true
- name: low_pass_filter_0
id: low_pass_filter
parameters:
affinity: ''
alias: ''
beta: '6.76'
comment: ''
cutoff_freq: '22_000'
decim: '4'
gain: '1'
interp: '1'
maxoutbuf: '0'
minoutbuf: '0'
samp_rate: samp_rate
type: fir_filter_fff
width: '2_000'
win: window.WIN_HAMMING
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [704, 356.0]
rotation: 0
state: true
- name: low_pass_filter_0_0
id: low_pass_filter
parameters:
affinity: ''
alias: ''
beta: '6.76'
comment: ''
cutoff_freq: '22_000'
decim: '4'
gain: '1'
interp: '1'
maxoutbuf: '0'
minoutbuf: '0'
samp_rate: samp_rate
type: fir_filter_fff
width: '2_000'
win: window.WIN_HAMMING
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [704, 516.0]
rotation: 0
state: true
- name: network_tcp_source_0
id: network_tcp_source
parameters:
@ -578,7 +530,7 @@ blocks:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [1152, 440.0]
coordinate: [864, 440.0]
rotation: 0
state: true
- name: qtgui_waterfall_sink_x_0_0_0_0
@ -646,8 +598,10 @@ blocks:
connections:
- [analog_quadrature_demod_cf_0, '0', qtgui_time_sink_x_0_0, '0']
- [analog_quadrature_demod_cf_0, '0', qtgui_waterfall_sink_x_0_0_0_0, '0']
- [analog_wfm_rcv_pll_0, '0', low_pass_filter_0, '0']
- [analog_wfm_rcv_pll_0, '1', low_pass_filter_0_0, '0']
- [analog_wfm_rcv_pll_0, '0', audio_sink_0, '0']
- [analog_wfm_rcv_pll_0, '0', blocks_add_xx_0, '0']
- [analog_wfm_rcv_pll_0, '1', audio_sink_0, '1']
- [analog_wfm_rcv_pll_0, '1', blocks_add_xx_0, '1']
- [blocks_add_xx_0, '0', qtgui_waterfall_sink_x_0_0_0, '0']
- [blocks_interleaved_short_to_complex_0, '0', analog_quadrature_demod_cf_0, '0']
- [blocks_interleaved_short_to_complex_0, '0', analog_wfm_rcv_pll_0, '0']
@ -655,10 +609,6 @@ connections:
- [blocks_interleaved_short_to_complex_0, '0', qtgui_time_sink_x_0, '0']
- [blocks_interleaved_short_to_complex_0, '0', qtgui_waterfall_sink_x_0_0, '0']
- [blocks_probe_rate_0, rate, blocks_message_debug_0, print]
- [low_pass_filter_0, '0', audio_sink_0, '0']
- [low_pass_filter_0, '0', blocks_add_xx_0, '0']
- [low_pass_filter_0_0, '0', audio_sink_0, '1']
- [low_pass_filter_0_0, '0', blocks_add_xx_0, '1']
- [network_tcp_source_0, '0', blocks_interleaved_short_to_complex_0, '0']
metadata: