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Airborne

MT-141028/SV
20-1200 MHz DF DIPOLE ANTENNA
ELECTRICAL
FREQUENCY RANGE 20 –1200 MHz
GAIN* See Table Below
VSWR & R.L. (Returm loss) 3:1 (typ), R.L. > 6.02 dB
3.8:1 (max) @ 20-100 MHz {<10% of BW}; R.L.>4.7 d.B
POLARIZATION Vertical
3dB ELEVATION BEAMWIDTH + 20º (min) cosine (approximately)
3dB AZIMUTH BEAMWIDTH Omni Directional
POWER 1W C.W (max)
INPUT IMPEDANCE 50 (ohm)
LIGHTNING PROTECTION DC Grounded
PHASE TRACKING {at bore sight & at +20º elevation (relative to a golden antenna kept at MTI) +3º (typ); +4º (max) @20-200 MHz
+5º (typ) +8º (max) @200-500 MHz
+7º (typ) +12º
MECHANICAL
DIMENSIONS (LxWxD) 650X210X25mm (+1)
ANTENNA HEIGHT 73 mm (include mounting panel)
CONNECTOR SMA Female acc to MIL-C-39012
WEIGHT 1.3 (min) ÷ 1.45(max) Kg
COLOR Polyurethane per MIL-C-83286 GREY 36320 PER FED-STD-595
MTBF 50,000 hr @ 55º C
OUTLINE DRAWING RD42177200C
ENVIRONMENTAL
HUMIDITY 0 to 100%
ENVIRONMENTAL
TEST STANDARD DURATION TEMPERTURE NOTES
LOW TEMPERATURE MIL-STD-810 METHOD 501.3 PROC. I & II 24 h -54°C
HIGH TEMPERATURE MIL-STD-810 METHOD 501.3 PROC. I & II 96 h +71°C
TEMPERATURE / ALTITUDE MIL-STD-810C METHOD 504.1 PROC. I 33H

-54 to + 55 ° C 30,000 ft

 
TEMP CYCLING    -45°C +70°C  3 Cycles
VIBRATION MIL-STD-810E METHOD 514.4 Fig 514.4-7 (a) L1= 0.3 G²/Hz 3*0.5 hour per axis for Heron and Shercher

 

  
SHOCK MECHANICAL MIL-STD-810F METHOD 507.4 11+_ milliseconds 3 impacts for 6 axis 15g each
HUMIDITY MIL= SRD-810D METHOD 507.2 PROC. I for hot-humid (cycle 1) 100% 
SALT SPRAY MIL-STD-810E METHOD 510.3 PROC. I 48 h 5% NaCl  
SIDE PRESSURE     55 KNOTS 
SAND  MIL-STD-810E METHOD 510.3 PROC. II       
DUST  MIL-STD-810E METHOD 510.3 PROC. I        
WIND SPEED        55 KNOTS  
ACCELERATION  MIL-STD-810 METHOD 513.5     5 gr in every direction 
RAIN  MIL-STD-810F METHOD 506.4 PROC. I        

 

GAIN vs. FREQUENCY

(Test Freq. may be offset by up to + 5 MHz)

F(Mhz)

G(dBi)

20

-40

30

-33

40

-28.5

60

-22

80

 -18
108 -7
136 -5
174 -2
225  -2
400  1
500  1
500-1200  >0

 

Azimuth Radiation Pattern Midband

 Freq. 0.108 GHz

Elevation Radiation Pattern Midband

Freq. 0.108 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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