Shortwave Radiogram, 4-11 June 2026 (program 452): Some Olivia among the MFSK

Put on your official Shortwave Radiogram white lab coats, because we will be experimenting this week on program 452. After the usual MFSK32 and before the MFSK64, there will be a brief message in Olivia 64-2000 about "Extreme Shortwave," a new project that will be a companion to Shortwave Radiogram. To receive Olivia 64-2000 (64 tones, 2000 Hz wide), make sure the SQL (squelch) in the bottom right…