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config_webrx.py
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config_webrx.py
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# -*- coding: utf-8 -*-
"""
config_webrx: configuration options for OpenWebRX
This file is part of OpenWebRX,
an open-source SDR receiver software with a web UI.
Copyright (c) 2013-2015 by Andras Retzler <[email protected]>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
In addition, as a special exception, the copyright holders
state that config_rtl.py and config_webrx.py are not part of the
Corresponding Source defined in GNU AGPL version 3 section 1.
(It means that you do not have to redistribute config_rtl.py and
config_webrx.py if you make any changes to these two configuration files,
and use them for running your web service with OpenWebRX.)
"""
# NOTE: you can find additional information about configuring OpenWebRX in the Wiki:
# https://github.com/simonyiszk/openwebrx/wiki
# ==== Server settings ====
web_port=8073
server_hostname="localhost" # If this contains an incorrect value, the web UI may freeze on load (it can't open websocket)
max_clients=20
# ==== Web GUI configuration ====
receiver_name="[Callsign]"
receiver_location="QTH"
receiver_qra="JN97ML"
receiver_asl=200
receiver_ant="Longwire"
receiver_device="RTL-SDR"
receiver_admin="[email protected]"
receiver_gps=(47.000000,19.000000)
photo_height=350
photo_title="Panorama of Budapest from Schönherz Zoltán Dormitory"
photo_desc="""
You can add your own background photo and receiver information.<br />
Receiver is operated by: <a href="mailto:%[RX_ADMIN]">%[RX_ADMIN]</a><br/>
Device: %[RX_DEVICE]<br />
Antenna: %[RX_ANT]<br /><br />
OpenWebRX forked from ha5kfu, updated to python3
"""
#add custrom stuff to frontent like chat, and keep complient to upstream code
receiver_html_head="<!--include js or css -->"
receiver_html_content="<!--custom html code in header region-->"
# ==== sdr.hu listing ====
# If you want your ham receiver to be listed publicly on sdr.hu, then take the following steps:
# 1. Register at: http://sdr.hu/register
# 2. You will get an unique key by email. Copy it and paste here:
sdrhu_key = ""
# 3. Set this setting to True to enable listing:
sdrhu_public_listing = False
# ==== DSP/RX settings ====
fft_fps=9
fft_size=4096 #Should be power of 2
fft_voverlap_factor=0.3 #If fft_voverlap_factor is above 0, multiple FFTs will be used for creating a line on the diagram.
start_rtl_command=[] #init list of start commands.
samp_rate = []
center_freq = []
shown_center_freq = [] #you can change this if you use an upconverter
sdr_labels=[]
rf_gain = 20 #in dB. For an RTL-SDR, rf_gain=0 will set the tuner to auto gain mode, else it will be in manual gain mode.
ppm = 0
##### START SDR CONFIG ###############
f=145e6
samp_rate.append(0.5e6)
center_freq.append(f)
shown_center_freq.append(f) #you can change this if you use an upconverter
sdr_labels.append("145 MHz")
start_rtl_command.append("cat /dev/zero | csdr_s flowcontrol 2000000 2")
##### END SDR CONFIG ###############
format_conversion="csdr_s convert_s16_f"
audio_compression="adpcm" #valid values: "adpcm", "none"
fft_compression="adpcm" #valid values: "adpcm", "none"
digimodes_enable=True #Decoding digimodes come with higher CPU usage.
digimodes_fft_size=1024
start_rtl_thread=True
"""
Note: if you experience audio underruns while CPU usage is 100%, you can:
- decrease `samp_rate`,
- set `fft_voverlap_factor` to 0,
- decrease `fft_fps` and `fft_size`,
- limit the number of users by decreasing `max_clients`.
"""
# ==== I/Q sources ==== (examples), add above if needed
# (Uncomment the appropriate by removing # characters at the beginning of the corresponding lines.)
#################################################################################################
# Is my SDR hardware supported? #
# Check here: https://github.com/simonyiszk/openwebrx/wiki#guides-for-receiver-hardware-support #
#################################################################################################
# You can use other SDR hardware as well, by giving your own command that outputs the I/Q samples... Some examples of configuration are available here (default is RTL-SDR):
# >> RTL-SDR via rtl_sdr
### ADOPT BEFORE START ####
# center_freq
# samp_rate
# sdr_labels
#####some examples #####
#lna_gain=8
#rf_amp=1
#start_rtl_command="hackrf_transfer -s {samp_rate} -f {center_freq} -g {rf_gain} -l{lna_gain} -a{rf_amp} -r-".format(rf_gain=rf_gain, center_freq=center_freq, samp_rate=samp_rate, ppm=ppm, rf_amp=rf_amp, lna_gain=lna_gain)
#format_conversion="csdr convert_s8_f"
"""
To use a HackRF, compile the HackRF host tools from its "stdout" branch:
git clone https://github.com/mossmann/hackrf/
cd hackrf
git fetch
git checkout origin/stdout
cd host
mkdir build
cd build
cmake .. -DINSTALL_UDEV_RULES=ON
make
sudo make install
"""
# >> Sound card SDR (needs ALSA)
# I did not have the chance to properly test it.
#samp_rate = 96000
#start_rtl_command="arecord -f S16_LE -r {samp_rate} -c2 -".format(samp_rate=samp_rate)
#format_conversion="csdr convert_s16_f | csdr gain_ff 30"
# >> /dev/urandom test signal source
# samp_rate = 2400000
# start_rtl_command="cat /dev/urandom | (pv -qL `python -c 'print int({samp_rate} * 2.2)'` 2>&1)".format(rf_gain=rf_gain, center_freq=center_freq, samp_rate=samp_rate)
# format_conversion="csdr convert_u8_f"
# >> Pre-recorded raw I/Q file as signal source
# You will have to correctly specify: samp_rate, center_freq, format_conversion in order to correctly play an I/Q file.
#start_rtl_command="(while true; do cat my_iq_file.raw; done) | csdr flowcontrol {sr} 20 ".format(sr=samp_rate*2*1.05)
#format_conversion="csdr convert_u8_f"
#>> The rx_sdr command works with a variety of SDR harware: RTL-SDR, HackRF, SDRplay, UHD, Airspy, Red Pitaya, audio devices, etc.
# It will auto-detect your SDR hardware if the following tools are installed:
# * the vendor provided driver and library,
# * the vendor-specific SoapySDR wrapper library,
# * and SoapySDR itself.
# Check out this article on the OpenWebRX Wiki: https://github.com/simonyiszk/openwebrx/wiki/Using-rx_tools-with-OpenWebRX/
#start_rtl_command="rx_sdr -F CF32 -s {samp_rate} -f {center_freq} -p {ppm} -g {rf_gain} -".format(rf_gain=rf_gain, center_freq=center_freq, samp_rate=samp_rate, ppm=ppm)
#format_conversion=""
# >> gr-osmosdr signal source using GNU Radio (follow this guide: https://github.com/simonyiszk/openwebrx/wiki/Using-GrOsmoSDR-as-signal-source)
#start_rtl_command="cat /tmp/osmocom_fifo"
#format_conversion=""
# ==== Misc settings ====
client_audio_buffer_size = 5
#increasing client_audio_buffer_size will:
# - also increase the latency
# - decrease the chance of audio underruns
start_freq = center_freq
start_mod = "nfm" #nfm, am, lsb, usb, cw
iq_server_port = 4951 #TCP port for ncat to listen on. It will send I/Q data over its connections, for internal use in OpenWebRX. It is only accessible from the localhost by default.
#access_log = "~/openwebrx_access.log"
# ==== Color themes ====
#A guide is available to help you set these values: https://github.com/simonyiszk/openwebrx/wiki/Calibrating-waterfall-display-levels
### default theme by teejez:
waterfall_colors = "[0x000000ff,0x0000ffff,0x00ffffff,0x00ff00ff,0xffff00ff,0xff0000ff,0xff00ffff,0xffffffff]"
waterfall_min_level = -88 #in dB
waterfall_max_level = -20
waterfall_auto_level_margin = (5, 40)
### old theme by HA7ILM:
#waterfall_colors = "[0x000000ff,0x2e6893ff, 0x69a5d0ff, 0x214b69ff, 0x9dc4e0ff, 0xfff775ff, 0xff8a8aff, 0xb20000ff]"
#waterfall_min_level = -115 #in dB
#waterfall_max_level = 0
#waterfall_auto_level_margin = (20, 30)
##For the old colors, you might also want to set [fft_voverlap_factor] to 0.
#Note: When the auto waterfall level button is clicked, the following happens:
# [waterfall_min_level] = [current_min_power_level] - [waterfall_auto_level_margin[0]]
# [waterfall_max_level] = [current_max_power_level] + [waterfall_auto_level_margin[1]]
#
# ___|____________________________________|____________________________________|____________________________________|___> signal power
# \_waterfall_auto_level_margin[0]_/ |__ current_min_power_level | \_waterfall_auto_level_margin[1]_/
# current_max_power_level __|
# 3D view settings
mathbox_waterfall_frequency_resolution = 128 #bins
mathbox_waterfall_history_length = 10 #seconds
mathbox_waterfall_colors = "[0x000000ff,0x2e6893ff, 0x69a5d0ff, 0x214b69ff, 0x9dc4e0ff, 0xfff775ff, 0xff8a8aff, 0xb20000ff]"
# === Experimental settings ===
#Warning! The settings below are very experimental.
csdr_dynamic_bufsize = False # This allows you to change the buffering mode of csdr.
csdr_print_bufsizes = False # This prints the buffer sizes used for csdr processes.
csdr_through = False # Setting this True will print out how much data is going into the DSP chains.
nmux_memory = 50 #in megabytes. This sets the approximate size of the circular buffer used by nmux.