FSK100
From The RadioReference Wiki
This mode is known to be used by Polish Intelligence (Enigma: E11 family). Other shifts (625, 500) have been noted prior to 2014, but 740 is common.
Synonyms
- POL-FSK
This mode is known to be used by Polish Intelligence (Enigma: E11 family). Other shifts (625, 500) have been noted prior to 2014, but 740 is common.