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options:
parameters:
author: "Marcus M\xFCller"
category: '[GRC Hier Blocks]'
cmake_opt: ''
comment: ''
copyright: '2020'
description: ''
gen_cmake: 'On'
gen_linking: dynamic
generate_options: qt_gui
hier_block_src_path: '.:'
id: audio_channel_sounder
max_nouts: '0'
output_language: python
placement: (0,0)
qt_qss_theme: ''
realtime_scheduling: ''
run: 'True'
run_command: '{python} -u {filename}'
run_options: prompt
sizing_mode: fixed
thread_safe_setters: ''
title: Audio sounder
window_size: ''
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [8, 12.0]
rotation: 0
state: enabled
blocks:
- name: ampl
id: variable_qtgui_range
parameters:
comment: ''
gui_hint: '[0,0,1,1]'
label: Amplitude [dBmax]
min_len: '200'
orient: Qt.Horizontal
rangeType: float
start: '-30'
step: '0.5'
stop: '0'
value: '-10'
widget: counter_slider
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [384, 12.0]
rotation: 0
state: true
- name: analog_noise_source_x_0
id: analog_noise_source_x
parameters:
affinity: ''
alias: ''
amp: 10**(ampl/20)
comment: ''
maxoutbuf: '0'
minoutbuf: '0'
noise_type: analog.GR_GAUSSIAN
seed: '0'
type: float
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [8, 164.0]
rotation: 0
state: true
- name: audio_sink_0
id: audio_sink
parameters:
affinity: ''
alias: ''
comment: ''
device_name: ''
num_inputs: '1'
ok_to_block: 'True'
samp_rate: f_sample
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [496, 180.0]
rotation: 0
state: true
- name: audio_source_0
id: audio_source
parameters:
affinity: ''
alias: ''
comment: ''
device_name: ''
maxoutbuf: '0'
minoutbuf: '0'
num_outputs: '1'
ok_to_block: 'True'
samp_rate: f_sample
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [16, 292.0]
rotation: 0
state: true
- name: f_sample
id: parameter
parameters:
alias: ''
comment: ''
hide: none
label: Sample Rate (44100 Hz, 48000 Hz...)
short_id: s
type: intx
value: '44100'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [184, 12.0]
rotation: 0
state: true
- name: low_pass_filter_0
id: low_pass_filter
parameters:
affinity: ''
alias: ''
beta: '6.76'
comment: ''
cutoff_freq: 5e3
decim: '1'
gain: '1'
interp: '1'
maxoutbuf: '0'
minoutbuf: '0'
samp_rate: f_sample
type: fir_filter_fff
width: 0.5e3
win: firdes.WIN_HAMMING
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [240, 132.0]
rotation: 0
state: true
- name: qtgui_freq_sink_x_0
id: qtgui_freq_sink_x
parameters:
affinity: ''
alias: ''
alpha1: '0.5'
alpha10: '1.0'
alpha2: '1.0'
alpha3: '1.0'
alpha4: '1.0'
alpha5: '1.0'
alpha6: '1.0'
alpha7: '1.0'
alpha8: '1.0'
alpha9: '1.0'
autoscale: 'False'
average: '0.05'
axislabels: 'True'
bw: f_sample
color1: '"dark blue"'
color10: '"dark blue"'
color2: '"dark green"'
color3: '"green"'
color4: '"black"'
color5: '"cyan"'
color6: '"magenta"'
color7: '"yellow"'
color8: '"dark red"'
color9: '"dark green"'
comment: ''
ctrlpanel: 'False'
fc: '0'
fftsize: '8192'
freqhalf: 'False'
grid: 'True'
gui_hint: '[1,0,8,1]'
label: Relative Gain
label1: input spectrum
label10: ''''''
label2: output spectrum
label3: ''''''
label4: ''''''
label5: ''''''
label6: ''''''
label7: ''''''
label8: ''''''
label9: ''''''
legend: 'True'
maxoutbuf: '0'
minoutbuf: '0'
name: '"Spectrum"'
nconnections: '2'
showports: 'False'
tr_chan: '0'
tr_level: '0.0'
tr_mode: qtgui.TRIG_MODE_FREE
tr_tag: '""'
type: float
units: dB
update_time: '0.05'
width1: '2'
width10: '1'
width2: '2'
width3: '1'
width4: '1'
width5: '1'
width6: '1'
width7: '1'
width8: '1'
width9: '1'
wintype: firdes.WIN_BLACKMAN_hARRIS
ymax: '10'
ymin: '-140'
states:
bus_sink: false
bus_source: false
bus_structure: null
coordinate: [496, 264.0]
rotation: 0
state: true
connections:
- [analog_noise_source_x_0, '0', low_pass_filter_0, '0']
- [audio_source_0, '0', qtgui_freq_sink_x_0, '1']
- [low_pass_filter_0, '0', audio_sink_0, '0']
- [low_pass_filter_0, '0', qtgui_freq_sink_x_0, '0']
metadata:
file_format: 1
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