Two or three stations having very informal QSO about engine problems, talking about making food at 1923 UTC.
Tuned in via the G8JNJ SDR, location: Southwest UK.
Lots of UNID two-way comms all over MF/HF. Could be groundwave, or close to it...given the frequency in use, time of day and season. SIO 444 on the best signal.
3333 kHz USB
3.333 MHz 3,333 kHz 3,333.0 3.333.0 MHz USB 3333kHz USB