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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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