Monday, January 8, 2024

2024 10m QRSS Challenge: - VE1VDM 8th Jan


As part of a challenge for 2024, I've decided to see how many QRSS signals I could capture on the 28 MHz band during the year.

QRSS are very slow morse code transmissions where the dots and dashes are several seconds long and the signals are decoded by looking at a waterfall display on a screen rather than listening to the signal.

The QRSS signals are usually just below the WSPR signals on the amateur radio bands. This means it's possible to have your PC decoding WSPR signals up around 1500 Hz while you look at the QRSS signals about 500 Hz or so lower in the audio spectrum at the same time.

2024 #1 - VE1VDM... The first signal I captured in 2024 was from Vernon, VE1VDM in Nova Scotia, Canada.

Vernon was using a QrpLabs U3S with low pass-filter into a QrpLabs power amplifier delivering 1-watt on 10m. The antenna was ground mounted Hustler 6BTV vertical.

The antenna on my side was a simple CB type half-wave vertical.


The map above shows the location of the transmitter and receiver. The distance is about 4000kms which is ideal for 1-hop of F2 layer propagation.

So that's the QRSS tally so far for 2024... 1-callsign & 1 DXCC.

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