DEPARTMENT OF THE ARMY TECHNICAL BULLETIN
AUTOMATIC VIDEO CORRECTOR
TEKTRONIX, MODEL 1440
Headquarters, Department of the Army, Washington, DC
24 March 1980
REPORTING OF ERRORS
You can help improve this publication by calling attention to errors and by recommending improvements and
stating your reasons for the recommendations. Your letter or DA Form 2028 (Recommended Changes to
Publications and Blank Forms) should be mailed directly to Commander, US Army Communications and
Electronics Materiel Readiness Command, ATTN: DRSEL-ME-MQ, Fort Monmouth, NJ 07703.
A reply will be furnished direct to you.
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Page
IDENTIFICATION AND DESCRIPTION
Test instrument identification ................................................................................. 1
Calibration data card, DA Form 2416..................................................................... 2
Calibration description ............................................................................................ 3
EQUIPMENT REQUIREMENTS
Equipment required ................................................................................................ 4
Accessories required .............................................................................................. 5
PRELIMINARY OPERATIONS
Preliminary instructions .......................................................................................... 6
Equipment setup .................................................................................................... 7
Timing circuits ........................................................................................................ 8
Program compensation .......................................................................................... 9
Line-time non-linearity .......................................................................................... 10
Intermodulation and delay .................................................................................... 11
Demodulator control ............................................................................................. 12
Power supply ........................................................................................................ 13
Final procedure .................................................................................................... 14
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