SUPERSEDED COPY DATED 4 NOVEMBER 1996
DEPARTMENT OF THE ARMY TECHNICAL BULLETIN
CALIBRATION PROCEDURE FOR
DIGITAL ELECTRONIC COUNTER
AN/USM-459A, (RACAL DANA, MODEL 1992,
OPTIONS 04E AND 55)
Headquarters, Department of the Army, Washington, DC
14 September 1998
Approved for public release; distribution is unlimited
REPORTING OF ERRORS
You can help improve this publication by calling attention to errors and by
recommending
improvements
and
stating
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reasons
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recommendations. Your letter or DA Form 2028, Recommended Changes to
Publications, should be mailed directly to Commander, U. S. Army Aviation and
Missile Command, ATTN: AMSAM-TMD-EP, Redstone Arsenal, AL 35898-5000.
FAX to DSN 788-2313 (256-842-2313). A reply will be furnished directly to you.
Paragraph
Page
IDENTIFICATION AND DESCRIPTION
Test instrument identification............................
Forms, records, and reports................................
Calibration description .......................................
EQUIPMENT REQUIREMENTS
Equipment required............................................
Accessories required ...........................................
Preliminary instructions ....................................
Equipment setup.................................................
Time base stability..............................................
Channel A sensitivity .........................................
Channel B sensitivity .........................................
Channel C sensitivity .........................................
Trigger levels ......................................................
Final procedure...................................................
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*This bulletin supersedes TB 9-6625-2217-35, dated 4 November 1996, including all changes.