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 TM 11-4625-2975-40
EQUIPMENT DATA. (CONT)
1-11.
SPECIFICATION
CHARACTERISTIC
I
90 and 150 Hz Phase
0.0 degrees
Fixed
60 degrees
Selectable
Amplitude Modulation
Range (per tone)
Localizer
20.0 percent
Preset
Variable (at beam center
5.0 to 40.0 percent, in 0.1-percent increments
only)
Glide Slope
40.0 percent
Preset
Variable (at beam center
10.0 to 80.0 percent, in 0.1-percent increments
only)
30.0 percent, fixed
1020 Hz (Iocalizer only)
2.5 percent of indicated modulation
Accuracy
Tone Distortion (rf)
<1.2 percent (20-percent
modulation)
Localizer, 90 and 150 Hz
<1.2 percent
Glide Slope, 90 and 150 Hz
<1.0 percent (30-percent
modulation)
1020 Hz (Iocalizer only)
Difference in Depth of Modulation (DDM)
Localizer
0.000
Preset
0.000, 0.046, 0.093, 0.155, 0.200
Selectable settings
0.400, in 0.001 increments
Variable range
Glide Slope
0.000
Preset
0.000, 0.045, 0.091, 0.175, 0.400
Selectable settings
0.800, in 0.001 increments
Variable range
Audio error
0.0001 DDM
On-course
0.0002 DDM
Off-course
Modulation Error
Localizer
0.00046 DDM
On-course
0.00046 DDM + 2.5 percent DDM
Off-course
Glide Slope
0.00092 DDM
On-course
0.00092 DDM + 2.5 percent DDM
Off-course
Total System Error (audio,and
modulation)
Localizer
0.00056 DDM
On-course
0.00056 + 2.5 percent DDM
Off-course
Glide Slope
0.00102 DDM
On-course
0.00102 + 2.5 percent DDM
Off-course
1-5
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