Not exactly medium wave, but The Mighty KBC has frequencies on 891 and 1008 kHz besides these new SW frequencies.
“Testing from Armenia on shortwave:
October 17th 11.560 kHz 12:00 – 13:00 UTC (instead of 20:00 – 21:00 UTC)
October 24th, 7425 kHz. 20:00 – 21:00 UTC (instead of 11.560 kHz.)”
Eric van Willegen, KBC (2026-10-14)