Find Antenna
Find Military Product Choose Frequency
From To
Choose Antenna Type
MT-189502/A
20-500 MHz DF BLADE ANTENNA
ELECTRICAL
FREQUENCY RANGE 20 - 500 MHz
GAIN* See Table Below
VSWR 3 : 1 (typ)
3.5 : 1 (max)
POLARIZATION Vertical
3dB ELEVATION BEAMWIDTH + 20º (min) cosine (approximately)
3dB AZIMUTH BEAMWIDTH Omni Directional
POWER 0.2W (max)
INPUT IMPEDANCE 50 (ohm)
LIGHTNING PROTECTION DC Grounded
PHASE TRACKING BETWEEN ANY TWO ANTENNAS ± 3° for 30 to 150 MHz
±4° for 150 to 500 MHz
MECHANICAL
DIMENSIONS (LxWxD) 650X210X25mm (+1)
CONNECTOR SMA Female acc to MIL-C-39012
WEIGHT 1.2 Kg (max)
COLOR Grey Polyurethane for plane 36320 per FED-STD-595
MTBF 50,000 hr @ 55º C
OUTLINE DRAWING RD41322500m
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 G ²/Hz 3*0.5 hour per axis for Heron and Shercher

 

See Table Below 
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% 
ACCELERATION  MIL-STD-810D METHOD 513.3 PROC. I      

10G 3

 directions

SALT SPRAY MIL-STD-810E METHOD 509.3 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

(Nom -2dB, +6dB)

F(Mhz)

G(dBi)

20

-40

30

-33

40

-28.5

60

-22

80

-16.5
108 -7
136 -5
174 0
225  1
400  1
500  3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VIBRATION TABLE 

 

   Shercher UAV Heron UAV 
 Fi  DFi(Hz)  DFi(Hz)
 F1  250 ¸ 325  83 ¸ 108
 F2  500 ¸ 650  166 ¸ 216
 F3  750 ¸ 975  249 ¸ 324
 F4  1000 ¸ 1300  332 ¸ 432

 

Azimuth Radiation Pattern Midband

 Freq. 0.04 GHz

Elevation Radiation Pattern Midband

Freq. 0.04 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.

Print