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Reception of SAQ in Sollentuna, Sweden on 2023-02-13

Equipment

Loop antenna, made from 3 turns of CAT6 cable.  The 8 wires in the cable are interconnected to form 24 turns of wire enclosing an area of about 1.7 m2. Check here for a picture.

SDRPlay RSP1A on a Windows 10 laptop.

Software

SDR Console version 3.1, in CW mode, AGC off.

Recording

Audio output, recorded with SDR Console: saq-2023-02-13.wav. The telegram starts 24 s into the recording.

Cleartext

Decoded from the audio file, using gerke-decoder 3.1.0, with options -o 24 -l 621 -w15.2: saq-2023-02-13-decoded.txt

cq cq cq de saq saq saq = this is grimeton radio station/saq in a
transmission using the alexanderson 200 kw alternator from 1924 on 1q.2
khz.= grtmeton radio station, like radio as a medium, symbolizes the
meaning and necessity of reliable communication between people in
different parts of the world, and emphasizes the vitality and value of
the freedom of speech as a basic human right. on this year's world radio
day, we wish to htghlight independent radio and its importance in
conflict prevention and peacebuilding. increased support toindependent
radio is necessary to allow it to continue bridging divides and
promoting dialogue, which are key factors in achieving global peace. =
signed: vardeerg calling for peace network, world heritage grimeton
radio station and the alexander-grimechn friendship association. = for
qal info please read our website: www.alexander.n.se + de saq saq saq
<SK>

Signal amplitude plot

This plot shows the beginning of the telegram: "cq cq .."

Tone lengths histogram

Dots are about 75 ms, dashes are around 250 ms - close to an 1:3 ratio: