User manual

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 ................................ < ±2dB
Difference-level receiver
Bargraph (quasi analog)...................... ±12 dB to reference level
Resolution ................................ 0.1 dB
Accuracy indication ............................. ≤±1dB
ILS signal analysis
Thegivenvaluesarevalidonlyforthe30kHz-or38kHz-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