OPERATION OF SECURE NET RADIO INTERFACE UNIT TSEC/KY-90 WITH SINCGARS GROUND RADIO SETS

TB 11-5820-890-10-7

DEPARTMENT OF THE ARMY TECHNICAL BULLETIN

OPERATION OF SECURE NET RADIO

INTERFACE UNIT TSEC/KY-90 WITH

SINCGARS GROUND RADIO SETS

Headquarters, Department of the Army, Washington, DC

1 APRIL 1993

REPORTING OF ERRORS AND RECOMMENDING IMPROVEMENTS

You can help improve this technical bulletin. If you find any mistakes or if you know of a way to improve the

procedures, please let us know. Mail your letter or DA Form 2028 (Recommended Changes to Publications

and blank forms) direct to: Commander, US Army Communications-Electronics Command and Fort

Monmouth, ATTN: AMSEL-LC-LM-LT, Fort Monmouth, New Jersey 07703-5007. A reply will be furnished

direct to you.

Purpose. This technical bulletin provides the information and procedures for operating the Secure Net

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.

Application - Radio Sets. The radio sets covered by this technical bulletin are AN/VRC-87, AN/VRC-87A,

AN/VRC-88,

AN/VRC-88A, AN/VRC-89, AN/VRC-89A, AN/VRC-90, AN/VRC-90A, AN/VRC-91,

AN/VRC-91A, AN/VRC-92, and AN/VRC-92A.

References.

Refer to the following technical publications for normal operation and maintenance of the

equipment:

PUBLICATION NUMBER

DATE

TITLE

TM 11-5810-349-10

Dec 1987

Operator's Manual for TSEC/KY-90, Secure

Digital Radio Interface Unit

TM 11-5820-890-10-1

1 September 1992

SINCGARS ICOM Ground Combat Net Radio

TM 11-5820-890-10-3

1 September 1992

SINCGARS NON-ICOM Ground Combat Net Radio

Approved for public release; distribution is unlimited.