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What it does

  1. record.py receive power level from one or more Kiwis to multiple .csv files OR sweep over a defined freq range
  2. plotcsv.py plot a simple graph from the recorded .csv to show received power vs time / received power vs frequency

Requirements
pip3 install pandas plotly ...maybe some more

You need to have kiwirecorder.py in the same directory (a symbolic link works fine!)

Usage Edit a kiwiplot-source.csv from the example file.
Syntax: [Frequency (Hz)],[Kiwi URL],[Kiwi port]

Example to measure single frequencies over time:
9000,dg7lan.kiwi.com,8073
147.3,dg7lan.kiwi.com,8073

For sweep measurements only the first entry line is used.

Example for single frequency measurements:
record.py (record.py [-u username])
This takes all entries from the csv and measures periodically

When finished, press CTRL-C to stop then use plotcsv.py -i filename.csv

image

Example to sweep over a frequency range (2kHz to 30MHz) with a bandwidth of 5kHz, averaging over 2 s-meter samples and the name "no_filter_1000":
record.py -u dg7lan_measure -w 5000 -i 20 -s 2 -b 2 -t 30000 -n no_filter_1000

The result is a csv file that can be plotted with plotcsv.py:
img_1.png

The csv can hold multiple measurements that will be overlayed and can be turned on or off in the browser.

usage: record.py [-h] [-u USER] [-w BW] [-i INCREMENT] [-b BOTTOM] [-t TOP] [-s SSAMPLES] [-n NAME]

Switch Command Description
-h --help show this help message and exit
-u USER --user USER username / callsign
-w BW --bw BW bw in Hz
-i INCREMENT --increment INCREMENT if set, will go through a range in [increment] steps (Hz), ignoring the frequency set in the config file
-b BOTTOM --bottom BOTTOM if -b is set this will be the first frequency (kHz) to measure
-t TOP --top TOP if -t is set this will be the last frequency (kHz) to measure
-s SSAMPLES --ssamples SSAMPLES smeter samples
-n NAME --name NAME name of measurement (identifier)
-d SECONDS --delay SECONDS wait n seconds between measurements (usually set to 0 for sweep mode)