GNSS protect antenna-4 channels

ZD-KXAT168E_4B1L1E1G1 CRPA protected antenna supports receiving and processing four-band signals including BDS B1 and GPS L1, with 3D anti-electromagnetic interference capability and excellent single/three-direction anti-jamming performance. It features cold start ≤60s, positioning accuracy ≤10m, wide temperature adaptability from -40℃ to +70℃, power consumption ≤22W and weight ≤950g, ideal for high-precision positioning in complex electromagnetic environments.

Product Detail

ZD-KXAT168E_4B1L1E1G1 CRPA Protected Antenna is a high-performance satellite signal receiving and processing device, fully supporting four-band signals including BDS B1, GPS L1, GALILEO E1 and GLONASS G1, and integrating three core components: antenna array, RF module and processing module. The device features 3D simultaneous anti-electromagnetic interference capability, with single-direction performance ≥100dB@-130dBm and three-direction performance ≥90dB@-130dBm, which can effectively suppress various abnormal electromagnetic signals.

In terms of positioning, it has a cold start time ≤60s, warm start time ≤10s and positioning accuracy ≤10m. With MTBF ≥2000 hours, it can work continuously for more than 24 hours. Adapted to 18-32V wide voltage power supply, the device has a normal power consumption ≤22W, weight ≤950g and dimensions 154×130×52mm. It can operate stably in a wide temperature range of -40℃ to +70℃ and non-condensing humidity environment, making it an ideal supporting device for high-precision satellite positioning in complex electromagnetic environments.

2.1 Antenna Array	Antenna elements	4-channel B1/L1/E1/G1 antenna array
	Input frequency	BDS_B1: 1561.098MHz±2.046MHz GPS_L1: 1575.42MHz±10.23MHz GALILEOE1: 1575.42MHz±12.276MHz GLONASS_G1: 1601.5MHz±8.5MHz
	Input impedance	50Ω
	VSWR	≤2
2.2 Signal Processing	Number of channels	4 channels: BDS_B1, GPS_L1, GALILEO_E1, GLONASS_G1
	Signal types	Wideband, narrowband, swept frequency, and pulse, etc.
	Signal processing bandwidth	20MHz
	Number of directions processed simultaneously	3
	Single-direction performance	≥100dB@-130dBm
	Performance in three directions	≥90dB@-130dBm
2.3 Positioning performance (optional)	Cold start time	≤60s (including self-test time)
	Warm start time	≤10s
	Positioning accuracy	≤10m
	Anti-spoofing capability (optional)
2.4 Reliability	Mean Time Between Failures (MTBF)	≥2000 hours
2.4 Reliability	Continuous working time	≥24 hours
2.5 Environmental adaptability	Operating temperature	-40℃ to +70℃, 10% to 90%RH (Non-condensing)
2.5 Environmental adaptability	Storage environment	-50℃ to +75℃, 10% to 90%RH (Non-condensing)