TM 11-5840-281-35/1
Control settings
Step No.
Test equipment
Equipment under test
Test procedure
Performance standard
d. On master Pulse Generator O-
d. None.
1333/TPN-18, place SCAN switch to
e. None.
OFF
e. On master Control-Indicator C-
6988/TPN-18, place ANTENNA (servo)
switch to R until blanked sector of
azimuth range marks is positioned at
extreme top of azimuth scan
a. None.
2
...............................As last indicated, except:
a. On Pulse Generator 0-1338/ TPN-18
Pulse Generator
under test, set ANGLE VOLTS control
o-1333/TPN-18
b. None.
to 103
under test
b. On top deck of Pulse Generator O-
ANGLE VOLTS control:
1333/TPN-18, adjust OFF-SET 1
AZ
control R1121 to position cursor dot on
1-mi range mark on artificial azimuth
c. None.
sweep
c. Set ANGLE VOLTS control to 142
d. None.
d. On top deck of Pulse Generator O-
1333/TPN-18, adjust COURSE LINE 1
control R1126 and CL VER 1 control
R1143 to position cursor dot on 6-mi
e. Courseline cursor ad-
range mark on artificial azimuth sweep
e. Repeat steps a thru d until cursor dot is
justed for theoretical
parallel courseline offset
positioned on 1-mi range mark with
500 ft from radar site.
ANGLE VOLTS control set at 103 and
positioned on 6-mi range mark with
ANGLE VOLTS control set at 142
without readjustment of OFF-SET 1
control R1121 and COURSE LINE 1
control R1126
f.
None.
f. Push in Pulse Generator 0-1333/TPN-
18 but do not secure with two
thumbscrews
a. None.
3
...............................As last indicated-
a. On Pulse Generator 0-1833/ TPN-18
under test, adjust ANGLE VOLTS
control to position cursor dot on 2-mi
b. 182 max, 122 min.
range mark on artificial azimuth sweep
b Observe setting of ANGLE VOLTS
control dial
a. None.
4
...............................As last indicated -
a. On Pulse Generator 0-1333/ TPN-18
under test, adjust ANGLE VOLTS
control to position cursor dot on 3-mi
b. 199 max, 129 min.
range mark on artificial azimuth sweep
b. Observe setting of ANGLE VOLTS
control dial
4-53
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