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M06

Enigma ID M06
Name OLX
Frequencies 3280, 5301, 6758, 8141, 14977
Status Inactive
Voice N/A
Emission mode MCW
Location Czechoslovakia

Czechoslovakia

Activity pages

M06 was run by the Czech Office for Foreign Relations and Information (ÚZSI) under an ITU-registered callsign OLX. Morse code counterpart to S05b. Last heard on 2 August 1997.

Format:

Preamble Message Repeat Outro
VVV DE OLX OLX 117 BT 011 BT 59 BT 96800 20523 ... 46992 AR BT 59 BT 96800 20523 ... 46992 AR BT 117 117 117
Callsign 3-figure ID   ? - The same each transmission   Amount of 5-figure groups in the message   5-figure single groups     Amount of 5-figure groups in the message   5-figure single groups     3-figure ID
Repeated for 5 minutes Repeated six times   Repeated twice                            
  Repeated for 3 minutes                            

The "VVV DE OLX OLX" intro bit started 5 minutes before the full hour, and was sent at 15 WPM, while the rest of the transmission was 25 WPM. Zero was sent as "T" - a single dash. M06 filled about 50% of the OLX schedule.

M06 transmitted on the following schedule[1]:

    ID's
UTC Frequencies Mon Tue Wed Thu Fri Sat Sun
00:00 3280 kHz
5301 kHz
8141 kHz
317     615      
01:00       727      
02:00              
03:00              
04:00           615  
05:00 5301 kHz
6758 kHz
11002 kHz
831 543 117 244      
06:00     939 261   244  
07:00     125 173 879 729  
08:00   125   146 261   425
09:00 6758 kHz
8141 kHz
14977 kHz
  939       117  
10:00 173   173     178 125
11:00 879 246 879       939
12:00 414   414   125   261
13:00         126 382  
14:00   261 739   415 215 317
15:00   633   633 543 414 543
16:00   727     317 146  
17:00 3280 kHz
5301 kHz
8141 kHz
476 382     476 727  
18:00 215 526     526 633  
19:00 146 615       615  
20:00 425 117 425 117 739   244
21:00 739            
22:00              
23:00     414   831   382

References

  1. ENIGMA Newsletter #3 (September 1993), p. 10 - read a scanned version here