USA hams just got the 137kHz and 472kHz bands.
https://apps.fcc.gov/edocs_public/attachmatch/FCC-17-33A1.docx
Spring has started, which is bad for LF/MF, but we hope that the first Poland – USA contact will be in 2017.
Klub Niezwykłych Łączności
USA hams just got the 137kHz and 472kHz bands.
https://apps.fcc.gov/edocs_public/attachmatch/FCC-17-33A1.docx
Spring has started, which is bad for LF/MF, but we hope that the first Poland – USA contact will be in 2017.
On 10 march 2017 Stefan DK7FC experimented with transmitting on 2970Hz. The signal was received in Todmorden, England by Paul Nicholson at a distance of about 850km!