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The secure digital voice terminal (sdvt) is a four-wire non-secure/secure telephone set that transmits and receives digital voice and loop signaling information at 16 or 32 kb/s rates. the sdvt is a secure telephone that has embedded exportable encryption module capability that supports non-secure and secure (non-encrypted/encrytped) operations. the sdvt interfaces from up to 4 km away from the circuit switch to telegraph, facsimile, or digital voice by a 4-wire interface. the sdvt supports one active interface mode of operation at a time. the sdvt interfaces analog voice by the handset interface and to data devices by the rs-232 data port interface. the sdvt keyboard/keypad is used to enter address, precedance and other control information necessary for the sdvt user to establish a call.
Telephone Terminal
Telephone Terminal
Interrogation Unit
Comm sys support equip iii end item identification
Comm sys support equip iii end item identification
NSN 5821-00-299-4422
NSN 5815-01-609-0191
NSN 6350-01-292-9733
NSN 1285-00-906-2131
NSN 5810-01-464-2775
NSN 7520-01-174-0966
NSN 7021-01-374-3446
NSN 6605-01-422-3564
NSN 5821-01-066-5704
NSN 5805-01-425-2304
NSN 7050-01-215-5908
NSN 5826-01-387-6482
Last modified 06/13/2024