Mon Jan 1 17:54:44 2018
options
author
window_size
category
[GRC Hier Blocks]
comment
description
_enabled
True
_coordinate
(8, 8)
_rotation
0
generate_options
qt_gui
hier_block_src_path
.:
id
top_block
max_nouts
0
qt_qss_theme
realtime_scheduling
run_command
{python} -u {filename}
run_options
prompt
run
True
thread_safe_setters
title
variable
comment
Audio decimation after
the quadrature demodulation
_enabled
True
_coordinate
(232, 844)
_rotation
0
id
audio_decimation
value
2
variable
comment
The first stage decimation tries to decrease
the sampling rate of the device in order to keep
the CPU utilization of the next processing blocks
in acceptable levels especially for embedded devices.
_enabled
True
_coordinate
(648, 828)
_rotation
0
id
first_stage_decimation
value
4
variable
comment
Audio decimation after
the quadrature demodulation
_enabled
True
_coordinate
(440, 844)
_rotation
0
id
initial_bandwidth
value
100e3
variable
comment
_enabled
True
_coordinate
(8, 160)
_rotation
0
id
samp_rate
value
48000
variable
comment
SDR device
TX sampling rate
_enabled
True
_coordinate
(80, 844)
_rotation
0
id
samp_rate_rx
value
500e3
band_pass_filter
beta
6.76
alias
comment
affinity
decim
1
_enabled
True
type
fir_filter_fff
_coordinate
(656, 412)
_rotation
0
gain
6
high_cutoff_freq
4.2e3
id
band_pass_filter_0
interp
1
low_cutoff_freq
500
maxoutbuf
0
minoutbuf
0
samp_rate
samp_rate_rx/ ( first_stage_decimation * int(samp_rate_rx/ first_stage_decimation / initial_bandwidth)) / audio_decimation
width
200
win
firdes.WIN_HAMMING
blocks_complex_to_mag
alias
comment
affinity
_enabled
1
_coordinate
(568, 616)
_rotation
180
id
blocks_complex_to_mag_0
maxoutbuf
0
minoutbuf
0
vlen
1
blocks_wavfile_source
alias
comment
affinity
_enabled
True
file
/home/sebastian/projects/satnogs/testbed/satnogs_164929_2018-06-20T14-47-18.wav
_coordinate
(96, 460)
_rotation
0
id
blocks_wavfile_source_0
maxoutbuf
0
minoutbuf
0
nchan
1
repeat
False
fir_filter_xxx
alias
comment
affinity
decim
2
_enabled
True
_coordinate
(952, 460)
_rotation
0
id
fir_filter_xxx_1
maxoutbuf
0
minoutbuf
0
samp_delay
0
taps
[0.5, 0.5]
type
fff
hilbert_fc
beta
6.76
alias
comment
affinity
_enabled
1
_coordinate
(792, 612)
_rotation
180
id
hilbert_fc_0
maxoutbuf
0
minoutbuf
0
num_taps
65
win
firdes.WIN_HAMMING
qtgui_waterfall_sink_x
axislabels
True
bw
8000
alias
fc
0
comment
affinity
_enabled
True
fftsize
2048
_coordinate
(88, 708)
gui_hint
_rotation
180
grid
True
id
qtgui_waterfall_sink_x_0
int_max
10
int_min
-140
legend
True
alpha1
1.0
color1
0
label1
alpha10
1.0
color10
0
label10
alpha2
1.0
color2
0
label2
alpha3
1.0
color3
0
label3
alpha4
1.0
color4
0
label4
alpha5
1.0
color5
0
label5
alpha6
1.0
color6
0
label6
alpha7
1.0
color7
0
label7
alpha8
1.0
color8
0
label8
alpha9
1.0
color9
0
label9
maxoutbuf
0
minoutbuf
0
name
""
nconnections
1
showports
True
freqhalf
True
type
float
update_time
0.10
wintype
firdes.WIN_BLACKMAN_hARRIS
rational_resampler_xxx
alias
comment
affinity
decim
int((samp_rate_rx/ ( first_stage_decimation * int(samp_rate_rx/ first_stage_decimation / initial_bandwidth)) / audio_decimation)/2)
_enabled
True
fbw
0
_coordinate
(960, 588)
_rotation
180
id
rational_resampler_xxx_0
interp
4*4160
maxoutbuf
0
minoutbuf
0
taps
type
fff
rational_resampler_xxx
alias
comment
affinity
decim
4
_enabled
True
fbw
0
_coordinate
(336, 588)
_rotation
180
id
rational_resampler_xxx_0_0
interp
1
maxoutbuf
0
minoutbuf
0
taps
type
fff
rational_resampler_xxx
alias
comment
affinity
decim
48000
_enabled
1
fbw
0
_coordinate
(352, 444)
_rotation
0
id
rational_resampler_xxx_1
interp
int(samp_rate_rx/ ( first_stage_decimation * int(samp_rate_rx/ first_stage_decimation / initial_bandwidth)) / audio_decimation)
maxoutbuf
0
minoutbuf
0
taps
type
fff
satnogs_noaa_apt_sink
alias
comment
affinity
_enabled
True
flip
True
_coordinate
(88, 580)
_rotation
180
id
satnogs_noaa_apt_sink_0_0
filename_png
decoded_data_file_path
height
1800
width
2080
sync
True
band_pass_filter_0
fir_filter_xxx_1
0
0
blocks_complex_to_mag_0
rational_resampler_xxx_0_0
0
0
blocks_wavfile_source_0
rational_resampler_xxx_1
0
0
fir_filter_xxx_1
rational_resampler_xxx_0
0
0
hilbert_fc_0
blocks_complex_to_mag_0
0
0
rational_resampler_xxx_0
hilbert_fc_0
0
0
rational_resampler_xxx_0_0
qtgui_waterfall_sink_x_0
0
0
rational_resampler_xxx_0_0
satnogs_noaa_apt_sink_0_0
0
0
rational_resampler_xxx_1
band_pass_filter_0
0
0