Started around 1530 UTC with several different stations tuning up on either 6765 kHz or 6766 kHz (in USB mode, likely a 1000Hz tone on top of USB signal).
Weekly SHARES North Coordination Net radio checks, standard operating procedure in SSB / USB voice only as of 1541 UTC, no MT63 digital mode seen/heard yet. Several stations with various callsign formats checking in into net.