*TB 9-6625-2089-24
DEPARTMENT OF THE ARMY TECHNICAL BULLETIN
CALIBRATION PROCEDURE FOR
TEST SET, TRANSPONDER SET
AN/APM-305(A) (TS-3395(A))
Headquarters, Department of the Army, Washington, DC
5 March 2008
Distribution Statement A: Approved for public release, distribution is unlimited.
REPORTING OF ERRORS AND RECOMMENDING IMPROVEMENTS
You can improve this manual. If you find any mistakes or if you know of a way to improve these
procedures, please let us know. Mail your letter or DA Form 2028 (Recommended Changes to
Publications and Blank Forms) directly to: Commander, U.S. Army Aviation and Missile Command,
ATTN: AMSAM-MMC-MA-NP, Redstone Arsenal, AL 35898-5000. A reply will be furnished to
you.
You may also send in your comments electronically to our E-mail address:
2028@redstone.army.mil or by fax 256-842-6546/DSN 788-6546. For the World Wide Web use:
https://amcom2028.redstone.army.mil. Instructions for sending an electronic 2028 can be found at
the back of this manual.
Paragraph
Page
IDENTIFICATION AND DESCRIPTION
Test instrument identification ...........................
Forms, records, and reports ................................
Calibration description .......................................
EQUIPMENT REQUIREMENTS
Equipment required ............................................
Accessories required ............................................
CALIBRATION PROCESS
Preliminary instructions .....................................
Equipment setup .................................................
Internal PRF frequency and measurement
accuracy ...........................................................
Timing marker accuracy ......................................
Output trigger accuracy.......................................
Challenge code accuracy ......................................
ISLS accuracy .......................................................
Suppressor pulse accuracy...................................
Mode 4 interface input and output accuracy ......
Mode 4 disparity...................................................
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*This bulletin supersedes TB 9-6625-2089-35, dated 11 December 1987, including all changes.
