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MT-281023/S
2 - 18 GHz CAVITY BACKED SPIRAL ANTENNA
ELECTRICAL
ANTENNA TYPE Archimedes Spiral
FREQUENCY RANGE 2 - 8GHz
GAIN -7.5 dBic (min) -5.0 dBic (typ) @ 2.0-2.5 GHz
-3.0 dBic (min) -1.0 dBic (typ) @ 2.5-5.0GHz
0.5 dBic (min) 2.0 dBic (typ) @ 5.0-7.0 GHz
3.0 dBic (min) 5.0 dBic (typ) @ 7.0-18.0 GHz
VSWR 4 :1 (typ), 5:1 (max) @ 2.0 - 2.5 GHz
3 :1 (typ), 3.5:1 (max) @ 2.5 - 17.5 GHz
3.5 :1 (typ), 4:1 (max) @ 17.5 - 18.0 GHz
POLARIZATION Right Hand Circular
-3dB ELEVATION BEAMWIDTH 80º ± 30º
-3 dB AZIMUTH BEAMWIDTH 80º ± 30º
BEAM SQUINT ± 5º (max)
FRONT TO BACK -20 dB (max)
POWER 1 Watt (nominal)
INPUT IMPEDANCE 50 Ω
AXIAL RATIO AT BORESIGHT 2 dB (max), 1.5 dB (average)
AXIAL RATIO at ± 45° 4 dB (max), 3 dB (average)
AXIAL RATIO @ ±60º FROM BORESIGHT 4 dB (max), 3 dB (average)
AXIAL RATIO @ ±80º FROM BORESIGHT 4.5 dB (max), 3 dB (average)
MECHANICAL
DIAMETER 60 mm
ANTENNA HEIGHT 50 mm
CONNECTOR SMA Female
WEIGHT 120 grams
OUTLINE DRAWING RD42862100M
ENVIRONMENTAL
TEMPERATURE OPERATING -20°c to + 65°C
STORAGE TEMPERATURE -40ºC to +71ºC
SHOCK Per MIL-STD-810D 516.2, parag. 2.2, 160g during 0.7 - 2 ms
VIBRATION MIL-STD-167, Type 1
HUMIDITY 0 to 100%

Antenna has to be covered with a Radome

 

Azimuth Radiation Pattern Midband

 Freq. 0.10 GHz

Elevation Radiation Pattern Midband

Freq. 0.10 GHz

 
 

  

 

WAIVER!

While the information contained in this document has been carefully compiled to the best of our present knowledge, it is not intended as presentation or warranty of any kind on our part regarding the fitness of the products concerned for any particular use or purpose and neither shall any statement contained herein be construed as a recommendation to infringe any industrial property rights or as a license to use any such rights. The fitness of each product for any particular purpose must be checked beforehand with our specialists.

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