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SIGCUM

Known as: M-228-M, SIGHUAD, M-228 
SIGCUM, also known as Converter M-228, was a rotor cipher machine used to encrypt teleprinter traffic by the United States Army. Hastily designed by… 
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Papers overview

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2011
2011
Abstract : The M67 hand grenade is a traditional pull-pin grenade, widely used by the U.S. Army and Marine Corps. Pulling the pin… 
2009
2009
The Late Shang dynasty is well-known for its intensive practice of human sacrifice. Headless skeletons and bodiless skulls have… 
2007
2007
KNC在今年频推新品,继M-218在市场上广受好评之后,又先后推出多款新机,本次将为大家介绍的M-228就是其中一款。无疑,配备130万像素摄像头功能是它的一大亮点,现在就请跟随本编来看个究竟吧! 
1997
1997
The development and fielding of the Converter M-228 (SIGCUM) teletypewriter cipher device by the U. S. Army during World War II… 
Review
1967
Review
1967
Two new species of Hydracarina, Tiphys weaveri (Acarina: Pionidae) and Axonopsis ohioensis (Acarina: Axonopsidae), are described…