AS-4502/T Instantaneous All-Band TACAN Antenna and Azimuth Monitor
Specifications
Performance Characteristics:
Type: Mechanically scanned (rotating)
Frequency Range: X & Y all band (962 to 1213 MHz TX & 1025 to 1150 MHz Rec.)
Input Power Requirement: +24 Vdc ±6 Vdc - 95 Watts (running)
Time to come up to speed: Approximately 10 seconds
Rotation Speed: 900 rpm ± 0.015%
VSWR: 962 MHz to 1213 MHz < 2.0 to 1
Harmonic Content:
- 1.) 15 Hz Mod 2nd thru 6th RMS Sum: <25%
- 2.) 135 Hz Mod 2nd thru 6th RMS Sum: <15%
Vertical Coverage: Carrier main lobe between +5° and +30°.
Slope: >0.01 volt/volt/degree between -5° and +5°
15 Hz % Modulation: 21% ±9% from -2° to +5° elevation 20% ±10% from +5° to +10° elevation >or= 5% from +10° to +30° elevation
135 Hz % Modulation: 24% ±12% from -2° to +5° elevation 2% ±10% from +5° to +10° elevation >or= 5% from +10° to 25° elevation
Modulation Variation: < 4% from median value from -2° to +5°
Energy Below Horizon: < 25% of total energy radiated
Peak Gain: +3.0 dB/isotropic radiator (minimum)
Horizon Gain: -1.0 dB/isotropic radiator (minimum)
135 Hz Cross-Polarization Error in Vicinity of Horizon: ± 1.0° RMS maximum
15 Hz Cross-Polarization Error in Vicinity of Horizon: ± 3.0° RMS maximum
Carrier Circular Pattern: Circular within ± 5%
135 Hz Azimuth Error: ± 0.7° RMS maximum
15 Hz Azimuth Error: ± 4.0° RMS maximum
Orientation (magnetic): Better than ±2°
Size and Weight: 41 lbs (18.65 kgs) 30” Diameter x 12” High
Antenna Height (Tripod Adjustment): From 3.0 to 5.0 feet (0.9 to 1.5 meters)
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Today's Date: Monday, February 06th 2012 12:45:06 AM MST