KXAT401_ four B1L1 anti-jamming all-in-one machine completes the reception, amplification, downconversion, filtering and anti-interference processing of 4-channel BDS_B1 and GPS_L1-frequency point signals, and adopts 12V-32V voltage power supply, which is composed of four parts: antenna array assembly, radio frequency component, anti-interference processing component and other components, which can realize the anti-three broadband interference functions, and can achieve high-precision positioning and precise timing under strong interference conditions.
| Antenna arrays | |
| 4-channel BDS B1, GPS L1 antenna array | |
| Input frequency | B1 Input frequency：1561.098MHz+2.046MHz L1 Input frequency：1575.42MHz±1.023MHZ |
| Technical Indicators | |
| RF output power | -55dBm--65dBm |
| Impedance | 50Ω |
| Anti-interference bandwidt | 20MHz |
| Burnout resistance | ≥2W |
| Wideband interference rejection | ≥55dB |
| Anti-interference treatment | |
| Channel | 4个 B1/L1 channel |
| Anti-interference type | Broadband resistant to BDS B1 and GPSL1 bands、sweep and pulse and other suppression interference capabilities |
| Number of anti-interference units | Fight against 1~3 interference sources in different directions at the same time |
| Anti-single wideband interference capabilit | SNR≥95dB@-130dBm |
| Anti-Triple Broadband Interference Capabilit | SNR≥85dB@-130dBm |
| Receiver performance | |
| Cold start | ≤40S |
| Lock recovery time | ≤2s |
| Dynamic performance | Velocity ≤ 450m/s Acceleration ≤ 4g |
| Positioning accuracy | ≤10m |
| Speed measurement accuracy | ≤0.2m/s |
| Power Consumption | ≤8W |
| Reliability | |
| MTBF | ≥2000h |
| Continuous working hours | ≥24h |
| Environmental | |
Operating Temperature | -40℃~+75℃，10%~90%RH |
| Storage Temperature | -45℃~+80，10%~95%RH |
| Interface and external dimensions | |
| 1 x J30J low-frequency digital and power connector | |
| Physical | |
| Dimensions | (100.0±0.5)mmx(100.0±0.5)mmx(24+0.5)mm |
| Weight | ≤320g |
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