“ ITALIAN ENIGMA “
O.M.I. (Ottica Meccanica Italiana) NISTRI S.A.
Rome, Year 1939 – 1940

Used from Regio Esercito, Regia Aeronautica and Regia Marina during the WWII. Just a few quantity of information are avaiable regarding this interesting and very rare italian ciphering machine. It has five rotors in the coding apparatus and one rotor in the writing apparatus. The keyboard has 27 keys with lever, of which 26 are for the alphabet and 1 for the continuos movement. The “ W “ key serves as a spacer when coding and correspondes to “ W “ when decoding. Each key controls the electrical contacts of the coding circuit.
Main supply 120 – 160 – 220 – 260 Volt 42 – 50 Hz or 12 Volt DC

Any other info will be much appreciated

 

 

 

  O.M.I. NISTRI Italian Enigma  

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O.M.I. NISTRI Italian Enigma

 

O.M.I. NISTRI Italian Enigma

 

O.M.I. NISTRI Italian Enigma