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Circular Antennas

MT-182018/NLH
430 - 440 MHz, 4 dBic LHCP READER ANTENNA
ELECTRICAL
REGULATORY COMPLIANCE RoHS, CE 0682
FREQUENCY RANGE 430-440 MHz
GAIN 3.5 dBic (min) 4 dBic (typ)
VSWR 1.3:1 (typ) 1.5:1 (max) @ 430-435 MHz
1.5:1 (typ) 1.7:1 (max) @ 436-440 MHz
POLARIZATION LHCP
3dB ELEVATION BEAMWIDTH 88° (typ)
3dB AZIMUTH BEAMWIDTH 88° (typ)
FRONT TO BACK -15 dB (max)
POWER 6W (max)
INPUT IMPEDANCE 50 (ohm)
AXIAL RATIO AT BORESIGHT 3 dB (max)@ 430- 431 MHz
2 dB (max)@ 432- 434 MHz
3.5 dB (max)@ 435- 437 MHz
6 dB (max) @ 438- 440 MHz
LIGHTNING PROTECTION DC Grounded
MECHANICAL
DIMENSIONS (LxWxD) 305x305x25mm (max)
CONNECTOR N-Type Female
WEIGHT 2.3 kg (max)
MOUNTING KIT SEE RD41191800C
RADOME MATERIAL Plastic
BASE PLATE MATERIAL Aluminum with chemical conversion coating
OUTLINE DRAWING RD41924700C
ORIENTATION Rectangular
ENVIRONMENTAL
TEST STANDARD DURATION TEMPERTURE NOTES
LOW TEMPERATURE IEC 68-2-1 72 h -55°C
HIGH TEMPERATURE IEC 68-2-2 72 h +71°C
TEMP. CYCLING IEC 68-2-14 1 h -45°C +70°C 3 Cycles

THERMAL SHOCK

NONO-OPERATING
-30°C to+70°C Ramp 30°C/min
HUMIDITY ETSI EN300-2-4 T4.1E 144 h 95%
WATER TIGHTNESS IEC 529 IP67 (*please see comment below)
DUST RESISTANCE IP67
SOLAR RADIATION ASTM G53 1000h
OZONE RESISTANCE ETSI 300
FLAMMABILITY UL 94 Class HB
QUASI RANDOM VIBRATION 20g rms for 4 hours

VEHICLE VIBRATION

OPERATING

1 grms,10-500 Hz, in 3 axis

6 hours total, 2 hr in each axis. Accelerated wear – an additional 50hrs in worst case axis.

MECHANICAL SHOCK

OPERATING
10g,11msec, half sine pulse



*For outdoor installations that require mounting the antenna horizontally facing ground, please contact MTI representative for the dedicated P/N

Azimuth Radiation Pattern Midband

 Freq. 0.434 GHz

Elevation Radiation Pattern Midband

Freq. 0.434 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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