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Radio Interface Unit TSEC/KY-90 (KY-90) with the SINCGARS family of ground radios. It is necessary that the operator be properly trained in the operation of the KY-90 and SINCGARS. This technical bulletin is a supplement for the purpose of interoperability.
KEK used to encrypt the transmission of X and V (per call) keys between NC/LENs and MSRTs, wireline DSVTs, and KY-90s. Subscribers are assigned to 1 of 25 U-key nets based on their profile. U keys are generated at the PNCS by the BCOR and prepositioned with subscribers throughout the CMCS.
Assemble and install the radio set, KY-57, and HYX-57 individually per applicable technical manuals. Perform Preventive Maintenance Checks and Services (PMCS) and/or Built-In-Test (BIT) functions. Load all frequencies, hopsets, and variables into the radio set.
*tm 11-5821-285-20p technical manual headquarters department of the army no. 11-5821-285-20p washington, dc, 25 august 1983 organizational maintenance repair
Full duplex key generator for encryption of digital data. With various converter equipment handles digital voice, facsimile, computer data, and multichannel teletype. Consists of drawer assemblies from KG-3 and KG-12 equipments.
The KY-68 is a single ruggedized unit that: • Operates as a FULL-DUPLEX or HALF-DUPLEX voice/data subscriber terminal. • Handles 16 kilobits per second (kb/s) to 32 kb/s traffic.
It is used to encrypt/decrypt teletypewriter and digital data traffic on dedicated links. It can be used for local or remote operations and will operate in the DUPLEX and the HALFDUPLEX modes....
