User's Manual
OPERATION MANUAL 
NAV-402AP-3 
1-2-3 
Page 12 
Sep 1/04 
LOCALIZER 
TONE DIFFERENCE VALUES  COURSE DEVIATION INDICATOR 
% MODULATION         
90 Hz  150 Hz  DDM  DECIBELS  DEFLECTION  P A 
20.00 20.00  0  0 Centered  0 
15.35 24.65 0.093  4.114 Standard  90 
12.25 27.75 0.155  7.102 Full Scale  150 
10.00 30.00 0.200  9.542 > Full Scale  194 
0.00  40.00  0.4  Infinity  Full One Tone, Delete Other  387 
NOTE:  Standard CDI Deflection = 60% of Full Scale (Linear Movement). 
NOTE: Deflections in µ A apply to Indicators with Full Scale Deflection Current of 150 µ A. 
Correspondence Chart for 90 Hz and 150 Hz Tones (LOC) 
Table 3 
GLIDE SLOPE 
TONE DIFFERENCE VALUES  COURSE DEVIATION INDICATOR 
% MODULATION         
90 Hz  150 Hz  DDM  DECIBELS  DEFLECTION  P A 
40.00 40.00  0  0 Centered  0 
35.45 44.55 0.091  1.988 Standard  78 
31.25 48.75 0.175  3.622 Full Scale  150 
20.00 60.00 0.400  9.542 > Full Scale  343 
0.00  80.00  0.8  Infinity  Full One Tone, Delete Other  686 
NOTE:  Standard G/S Indicator Deflection = 53% of Full Scale (Linear Movement). 
NOTE: Deflections in µ A apply to Indicators with Full Scale Deflection Current of 150 µ A. 
Correspondence Chart for 90 Hz and 150 Hz Tones (G/S) 
Table 4 










