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8-Channel

8-Channel Array CRPA Fast Satellite Acquisition Positioning Antenna

ZD-KXAT150D_8B1L1E1G1
This CRPA protected antenna features an 8-channel array design, compatible with BDS_B1, GPS_L1, GALILEO_E1 and GLONASS_G1 multi-system satellite signals, with 7-direction electromagnetic signal protection capability. It can efficiently process broadband, narrowband, sweep, pulse and other signal types, with anti-jamming performance of ≥110dB (single-direction), ≥100dB (three-direction) and ≥90dB (seven-direction) respectively. The antenna supports 12-32V wide voltage power supply with power consumption <20W at room temperature. It has a compact body (φ165±0.5mm, height 63±0.5mm) and weight ≤700g. The industrial-grade wide temperature design adapts to -45℃~+70℃ operating environment, with storage temperature up to -50℃~+75℃. Optional high-precision positioning function: cold start ≤60s, hot start ≤10s, lost lock reacquisition ≤2s, positioning accuracy ≤10m. With MTBF ≥2000 hours and continuous working time ≥24 hours, it is specially built for high-precision satellite positioning in complex electromagnetic environments, greatly improving the signal stability and anti-jamming capability of positioning equipment.
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This CRPA Protected Antenna is a high-reliability professional device, featuring a core 8-Channel array antenna design and fully covering BDS_B1, GPS_L1, GALILEO_E1 and GLONASS_G1 multi-system frequency bands. As an integrated 8-Channel satellite protection antenna with signal receiving, amplifying, downconverting, filtering and processing functions, it is specially built for high-precision satellite positioning in complex electromagnetic environments. Its core  can effectively resist multi-directional electromagnetic interference, with anti-jamming performance ≥90dB@-130dBm under 7-direction protection and ≥110dB@-130dBm under single-direction protection, and it can accurately process all signal types including broadband, narrowband, sweep and pulse. The array advantage of the CRPA Protected Antenna enables the signal processing bandwidth to reach 20MHz, with 50Ω input impedance and VSWR ≤2 for more stable RF transmission.This 8-ChannelCRPA Protected Antenna supports 12-32V wide voltage power supply with power consumption <20W at room temperature, featuring a compact body (φ165±0.5mm, height 63±0.5mm) and weight ≤700g. Its industrial-grade wide temperature design adapts to the operating environment of -45℃~+70℃ and storage temperature of -50℃~+75℃, with MTBF ≥2000 hours and continuous working time ≥24 hours. The optional high-precision positioning function includes cold start ≤60s, hot start ≤10s, lost lock reacquisition ≤2s and positioning accuracy ≤10m. The professional  performance combined with multi-scenario adaptability makes this CRPA Protected Antenna a core anti-jamming device for high-precision positioning in vehicle-mounted, industrial and other scenarios, greatly improving the signal stability and working reliability of positioning terminals in complex electromagnetic environments.
 

Antenna Array

Antennaarrayelements

8-channel B1/L1/E1/G1 array

Input frequency

BSD_B1: 1561.098MHz±2.046MHz;

GPS_L1: 1575.42MHz±1.023MHz;

GAL_E1: 1575.42MHz±12.276MHz;

ONASS_G1:1602MHz±8.5MHz

Input impedance

50Ω

Voltage standing wave ratio

≤2

Signal Processing

Number of channels

8 channels (BDS_B1, GPS_L1,   GALILEO_E1, GLONASS_G1)

Signal types

broadband, narrowband, sweep, and pulse, etc.

Processing direction count

7

Signal processing bandwidth

20MHz

Signal processing performance of B1, L1, and E1

Single-direction performance

≥110dB@-130dBm

Three-directions performance

≥100dB@-130dBm

Seven directions performance

90dB@-130dBm

G1 Signal Processing Performance

Single-direction performance

≥110dB@-130dBm

Three-directions performance

≥100dB@-130dBm

Seven directions performance

90dB@-130dBm

 Location Performance (optional)

Cold start

≤60 seconds (including self-test time)

Hot start

≤10s

Lost lock reacquisition time

≤2s (within 5s of loss)

Positioning accuracy

≤10m

 Reliability

Mean Time Between Failures (MTBF)

2000 hours

Continuous working time

≥24 hours

Environmental Suitability

Operating temperature

-45℃ to +70℃, 10% to 90% relative humidity (no condensation)

Storage conditions

-50℃ to +75℃, 10% to 95% relative humidity (no Condensation)