OS4K

– **240411_142500 UTC** | Freq: 28.074 MHz | SNR: -3 | Offset: -0.2 s | Distance: 1476 km | **From**: OS4K → **To**: YD1GLT | Msg: `R-21`
– **240411_142530 UTC** | Freq: 28.074 MHz | SNR: -3 | Offset: -0.2 s | Distance: 1475 km | **From**: OS4K → **To**: YD1GLT | Msg: `R-21`
– **240411_142600 UTC** | Freq: 28.074 MHz | SNR: -4 | Offset: -0.2 s | Distance: 1474 km | **From**: OS4K → **To**: YD1GLT | Msg: `R-21`
– **240411_142630 UTC** | Freq: 28.074 MHz | SNR: -5 | Offset: -0.2 s | Distance: 1473 km | **From**: OS4K → **To**: YD1GLT | Msg: `R-21`