DEPARTMENT OF THE ARMY TECHNICAL BULLETIN
OPERATION OF LIGHTWEIGHT TACFIRE
AN/PYC-1 (BCT) AND AN/PSC-2 (DCT)
SINCGARS GROUND RADIO SETS
Headquarters, Department of the Army, Washington, DC
1 APRIL 1993
REPORTING OF ERRORS AND RECOMMENDING IMPROVEMENTS
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Army Communications-Electronics Command and Fort Monmouth, ATTN: AMSEL-LC-
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Purpose. This technical bulletin provides the information and procedures for operating the Lightweight
TACFIRE with the SINCGARS family of ground radios. It is necessary that the operator be properly
trained in the operation of the lightweight TACFIRE and SINCGARS. The Lightweight TACFIRE
(LTACFIRE) consists of five(5) systems as follows:
Battlefield Command Terminal (BCT), AN/PYC-1
Digital Communication Terminal (DCT), AN/PSC-2
Battery Computer System (BCS), AN/GYK-29 (V)
TACFIRE Digital Message Device (DMD), AN/PSG-2
Fire Support Team Digital Message Device (FIST DMD), AN/PSG-5
For interfacing information and procedures for operating the BCS, DMD, or FIST DMD refer to TB 11-5820-
890-10-8, TB 11-5820-890-10-9, and TB 11-5820-890-10-10.
This technical bulletin is a supplement for the purpose of interoperability.
Application - Radio Sets. The radio sets covered by this technical bulletin are ANIVRC-87. ANNVRC-
87A. ANVRC-88. ANVRC-88A, ANIVRC-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
1 March 1992
Operator's Manual, Lightweight TACFIRE
1 September 1992
SINCGARS ICOM Ground Combat Net Radio
1 September 1992
SINCGARS NON-ICOM Ground Combat Net Radio
Approved for public release; distribution is unlimited.