180120Z JUN 2023 11175.0 kHz USB
01:20Z REACH 253 calling MAIN SAIL; no response;
01:21Z REACH 253 calling MAIN SAIL; no response;
01:22Z REACH 253 calling MAIN SAIL; no response;
01:21Z REACH 253 calling ANY STATION; response from UNID ground station (weak unreadable);
01:23Z Lajes, with a different set of transmitters, calling REACH 253; no response.
180214Z JUN 2023 11175.0 kHz USB
02:14Z PARK SIDE (weak barely readable) calling MAIN SAIL for radio check;
02:16Z PARK SIDE requesting frequency change to 6981.0 kHz; (nothing heard).