DEPARTMENT OF THE ARMY TECHNICAL BULLETIN
CALIBRATION PROCEDURE FOR
CENTRIFUGAL HAND-HELD
MECHANICAL TACHOMETER (GENERAL)
Headquarters, Department of the Army, Washington, DC
15 November 2005
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,
US Army Aviation and Missile Command, AMSAM-MMC-MA-NP, Redstone Arsenal,
AL 35898-5000. A reply will be furnished to you. You may also provide DA Form
2028 information to AMCOM via e-mail, fax, or the World Wide Web. Our FAX
number is: DSN 788-6546 or Commercial 256-842-6546. Our e-mail address is:
2028@redstone.army.mil. Instructions for sending an electronic 2028 may be found
at the back of this manual.
For the World Wide Web, use:
https://amcom2028.redstone.army.mil.
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 ..................................................
RPM.......................................................................
Final procedure ....................................................
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*This bulletin supersedes TB 9-6680-286-35, dated 5 May 2004.
