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3-1
Rev 1
This is the first of three chapters specifically dealing with
operating the KLN 90B. In this chapter you will learn the
basic operation of the front panel controls and then how
to perform Direct To navigation (navigating from your pre-
sent position direct to your desired location).
CHAPTER 3 - LEVEL 1 OPERATION
74°
60°
45°
30°
15°
0°
15°
30°
45°
60°
74°
60°
45°
30°
15°
0°
15°
30°
45°
60°
Figure 3-1 KLN 90B Navigation Coverage Area
3.1 COVERAGE AREA
The KLN 90B was designed to provide worldwide naviga-
tion coverage from North 74°latitude to South 60°latitude
(figure 3-1). Outside this area, magnetic variation must
be manually entered as discussed in section 5.12. See
section 2.2 for the database coverage areas.
IMPORTANT:
Special installation procedures must be followed in order for the KLN 90B to be certified for IFR use.
Consult the KLN 90B Flight Manual Supplement for the operating limitations of this unit.