f. Place SURVEILLANCE-FINAL APPROACH-HEIGHT FINDER switch S2805
in the SURVEILLANCE position, located on control radar set
C-2074/FPN-33 (Figure 42).
g. Rotate INTENSITY control R2404 clockwise until the time of
base sweep is just visible on the CRT on indicator azimuth-elevation-
range IP-800/FPN-40 (Figure 48).
Figure 48.
Indicator, azimuth-elevation-
range IP-800/FPN-40, surveillance
display of time base sweep.
h. Place RANGE NAUTICAL MILES switch S1501 to the SEARCH 40-MILE
position,
located
on
synchronizer-generator,
electronic-marker
SN-386/FPN-40 (Figure 49).
49
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