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VOR/ILS Analyzer EVS200
0796.1800.02
E-8
56
Chapter 6: Technical Specification
Technical data
Receiver section
Frequency range
................................ 74.7 to 75.3 MHz
107 to 119 MHz
319 to 341 MHz
Accuracy
................................
≤
2 ppm
Resolution
................................ 5 kHz
Input voltage
................................ 15 dBm max./ 50
Ω
(data safety up to 10 dBm is ensured)
VSWR
................................ <1.5
Sensitivity
................................ -96 dBm
≥
18 dB (IF bandwidth 8 kHz)
IF bandwidth
................................ min.
±
15 kHz (-3 dB), max.
±
40 kHz (-60dB)
min.
±
4 kHz (-3 dB), max.
±
12 kHz (-60dB)
or optional:
min.
±
19 kHz (-6 dB), max.
±
38 kHz (-60dB)
min.
±
8 kHz (-6 dB), max.
±
20 kHz (-60dB)
Demodulation
................................ AM
RF-Input
................................ BNC
Absolute-level receiver
Display range
................................ -96 to +10 dBm
Accuracy
................................ <
±
2 dB
Difference-level receiver
Bargraph (quasi analog)......................
±
12 dB to reference level
Resolution
................................ 0.1 dB
Accuracy indication .............................
≤ ±
1 dB
ILS signal analysis
The given values are valid only for the 30 kHz- or 38 kHz- IF-filter
RF level
................................ -70 to -30 dBm
Frequency range
................................ 108 to 118 MHz
................................ 328 to 336 MHz
Modulation depth (10 to 80 %)
90 / 150 Hz
±
2% ................................ accuracy 0.5%
300 Hz to 4 kHz (identifier)..................
≤
1.2% of reading
Phase angle 90/150 Hz
Measurement range ............................
±
60°
Measurement error..............................
≤
0.2°
Resolution
................................ 0.1°
DDM measurement
Localizer mode
Measurement error at
15 to 25% modulation..........................
≤ ±
0.0004 DDM
±
0.1% of reading
10 to 30% modulation..........................
≤ ±
0.0004 DDM
±
0.2% of reading