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Antenna unit

Antenna unit is designed to receive signals of GLONASS / GPS in the range of frequencies from 1570 to 1585 MHz and from 1593 to 1610 MHz. Antenna unit is used to navigation equipment of aircraft of civil aviation.

Antenna unit

Antenna unit

Design features

Antenna housing is made of aluminum alloy, radome - plastic, cast.
Dimensions of the antenna correspond to the recommendations of ARINC 743A.
Resistance to strong out of band interference in accordance with the requirements of SARPS.

Antenna unit is certified in the navigation equipment CH-4312, CH-3301.

Specifications and operating conditions

Parameter Value
 Frequency range, MHz from 1570 to 1585
from 1593 to 1610
 Output impedance, Ohm 50
 Output VSWR, no more 21)
 Polarization circular, right
 The gain of the emitter at the zenith, dBik 3,3
 The gain of LNA, dB 30,0±2,52)
 The frequency selectivity of the filter f0 ± 90 MHz no less dB 60
 Dimension, mm*mm*mm 119,4×107,0×73,6
 Mass no more, kg 0,3
 Protection IP 65
 Operation temperature, °C from -55 to +55
 Short-time working fever, °C +85
 Storage temperature, °C from -60 to +85
 Output connector socket TNC
 1) For the variant 06 the output VSWR less than 1.8.
 2) For the variant 06 the LNA gain (28,5 ± 2) dB.

Antenna unit variant

Variants Noise type, dB Supply, V Current no more, mA
00 4,5 from 9,6 to 14,4 75
01 3,5 from 9,6 to 14,4 75
03 3,5 from 4,5 to 5,0 75
06 3,8 from 4,5 to 5,0 57