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M17

Enigma ID M17
Name
Frequencies 3410, 3910, 4270, 4460, 4740, 5235, 5695, 5865, 6290, 6675, 6935, 7425, 7790, 8070, 9050, 9245, 10470
Status Inactive
Voice N/A
Emission mode MCW
Location
Activity pages

M17 was the Morse code counterpart to E01. Last heard in March 2000.

Transmission format:

Preamble Message Outro
60881 Rapid dots 26 BT 92376 54399 ... SK
5-figure ID, first two figures identify the schedule   Amount of 5-figure groups in the message   5-figure single groups  
Repeated for 4 minutes Repeated for 5 seconds        

M17, similarly to M12, repeated its transmissions 20 and 40 minutes later on higher frequencies.

[Based on ENIGMA 2000 Morse Profiles List]